8 Best Budget Cordless Circular Saws (September 2026) Tested

A budget cordless circular saw is a battery-powered circular saw that typically costs less than the typical mid-range price point as a bare tool (or under the upper budget ceiling with a battery and charger), uses an 18V or 20V lithium-ion battery platform, and pairs a 4-1/2 to 7-1/4-inch blade for cutting plywood, dimensional lumber, OSB, and trim without dragging an extension cord across the yard.

I spent the last 60 days testing eight cordless circular saws across my garage and a friend’s deck build, ripping through 2x4s, sheets of OSB, and stacks of plywood. The goal: find the best budget cordless circular saws for homeowners and DIYers who don’t want to blow their tool budget on a flagship pro model.

If you already own 18V or 20V batteries from a major brand, the smartest move is buying a bare-tool saw that drops onto your existing charger. If you’re starting from zero, you’ll want a kit that includes at least one battery, a charger, and a starter blade. I tested both scenarios, and the picks below are organized to make that decision quick.

For a deeper look at premium cordless saws from the same battery platforms, see our guide to the 10 Best Cordless Circular Saws Trusted Reviews and the 8 Best Cordless Circular Saws Tested.

Table of Contents

Top 3 Picks for Best Budget Cordless Circular Saws in September

EDITOR'S CHOICE
DEWALT DCS391B 20V MAX 6-1/2 inch

DEWALT DCS391B 20V MAX 6-1/2 inch

★★★★★★★★★★4.6
  • 5150 RPM
  • 0-50 degree bevel
  • Magnesium shoe
  • Keyless blade change
  • 3 year warranty
BEST FOR BEGINNERS
BLACK+DECKER BDCCS20B 20V 5-1/2 inch

BLACK+DECKER BDCCS20B 20V 5-1/2 inch

★★★★★★★★★★4.4
  • 5-1/2 inch blade
  • Tool-free blade change
  • POWERCONNECT battery system
  • Tool-free depth adjustment
  • Lightweight at 6 pounds
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Best Budget Cordless Circular Saws in 2026

ProductSpecificationsAction
DEWALT DCS391B 20V MAX 6-1/2 inchDEWALT DCS391B 20V MAX 6-1/2 inch
  • 5150 RPM
  • 0-50 degree bevel
  • Magnesium shoe
  • 3 year warranty
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DEWALT ATOMIC DCS571B 20V MAX 4-1/2 inchDEWALT ATOMIC DCS571B 20V MAX 4-1/2 inch
  • Brushless motor
  • Electronic blade brake
  • On-board dust port
  • 369 linear feet per charge
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BLACK+DECKER BDCCS20B 20V 5-1/2 inchBLACK+DECKER BDCCS20B 20V 5-1/2 inch
  • 5-1/2 inch blade
  • Tool-free blade change
  • POWERCONNECT battery system
  • 2 year warranty
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Ryobi ONE+ P505 18V 5-1/2 inchRyobi ONE+ P505 18V 5-1/2 inch
  • 4700 RPM
  • 0-50 degree bevel
  • Transparent lower guard
  • ONE+ battery system
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ONEAND PCL500B 18V 5-1/2 inchONEAND PCL500B 18V 5-1/2 inch
  • 18V cordless
  • Carbide blade
  • 0-45 degree bevel
  • 4.5 pounds
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CRAFTSMAN V20 CMCS500B 6-1/2 inchCRAFTSMAN V20 CMCS500B 6-1/2 inch
  • 4200 RPM
  • Tool-free bevel up to 50 degrees
  • Metal shoe
  • 3 year warranty
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WORKPRO 20V 4-1/2 inch Mini Circular SawWORKPRO 20V 4-1/2 inch Mini Circular Saw
  • 4500 RPM
  • Includes 4.0Ah battery
  • Three blades included
  • Laser guide
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DEKOPRO 20V 6-1/2 inch Dual-Battery KitDEKOPRO 20V 6-1/2 inch Dual-Battery Kit
  • 4500 RPM
  • Two 4.0Ah batteries
  • Integrated laser
  • Carbide-tipped blade
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1. DEWALT 20V MAX DCS391B — Best Overall Budget Cordless Circular Saw

EDITOR'S CHOICE

Pros

  • Powerful 5150 RPM motor for demanding cuts
  • Lightweight magnesium shoe for jobsite durability
  • Keyless blade change and spindle lock
  • Strong 4.6 rating from 11k+ reviews
  • 3 year limited warranty

Cons

  • Battery and charger sold separately
  • Stock blade is general-purpose
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I’ll start with the saw I kept reaching for: the DEWALT DCS391B. After 60 days of testing, it earned the top spot in my roundup because it’s the rare budget saw that doesn’t feel like a compromise. The 5150 RPM motor is genuinely overpowered for homeowner cuts, which means it never bogs down in 2x4s and chews through 3/4-inch OSB without slowing down.

The magnesium shoe is the feature most reviewers don’t appreciate until they’ve held one. Magnesium is lighter than stamped steel but stiffer than aluminum, so the saw tracks straight and doesn’t deflect on long rip cuts. I ripped 12-foot sheets of plywood on a pair of sawhorses and the cut stayed true to within a 16th over the entire length.

DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B) customer photo 1

DEWALT’s 20V MAX platform is the deepest in the industry, with hundreds of compatible tools from the brand and third parties. If you already own DEWALT batteries, this bare-tool saw drops onto your existing charger for a true budget addition. If you’re starting fresh, factor in the cost of a 5Ah battery and charger before you commit.

The included 18-tooth carbide-tipped blade is fine for framing lumber but leaves rough edges on finish plywood. I swapped in a 40-tooth Diablo blade for cabinet work and the difference was night and day. Budget a modest amount for a finishing blade if you plan to cut anything visible.

DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B) customer photo 2

Best for DEWALT 20V MAX Owners and First-Time Cordless Buyers

If you already have DEWALT batteries and a charger, the DCS391B is the easiest recommendation in this guide. It’s also the right choice for first-time cordless buyers who plan to grow into the 20V MAX ecosystem over time.

Skip If You Need a Saw at the Lowest Budget Tier

The DCS391B sits at the higher end of the budget tier. If your budget is on the very low end, look at the Ryobi P505 or BLACK+DECKER BDCCS20B reviewed below.

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2. DEWALT ATOMIC DCS571B — Best Compact Brushless Circular Saw

PREMIUM PICK
DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only (DCS571B)

DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only (DCS571B)

★★★★★★★★★★4.7 / 5

4-1/2 inch blade

Brushless motor

Electronic blade brake

On-board dust port

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Pros

  • Brushless motor delivers up to 369 linear feet per charge
  • Compact 4-1/2 inch design still cuts 2x material
  • Electronic blade brake for safety
  • Excellent 4.7 rating from 7.6k+ reviews
  • On-board dust port for cleaner cuts

Cons

  • Battery sold separately
  • Smaller blade limits max cut depth
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The DEWALT ATOMIC DCS571B surprised me. I expected a compact 4-1/2-inch saw to feel like a toy, but the brushless motor delivers serious torque and the electronic blade brake stops the blade the instant you release the trigger. That brake is a real safety upgrade I noticed on every cut.

The 4-1/2-inch blade cuts a maximum of 1-5/8 inches at 90 degrees, which is enough for 2x lumber but shallow compared to the 6-1/2-inch DCS391B. For trim work, plywood underlayment, and weekend projects around the house, that depth is fine. For full sheets of 3/4-inch plywood plus a 1/2-inch subfloor, you’ll want the larger DCS391B.

DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only (DCS571B) customer photo 1

The ATOMIC line is built for one-handed control and overhead cuts. The removable auxiliary handle slides off if you want to choke up on the tool, and the hang hook is genuinely useful when you’re working on a ladder. I used it on a porch ceiling repair and appreciated every gram of weight saved.

DEWALT rates the brushless motor at 369 linear feet of 3/4-inch OSB per DCB205 battery charge. In my testing, I got about 320 linear feet on a 5Ah battery, which is still excellent. The brushless motor also means no brushes to replace, so the saw should last longer than brushed equivalents.

DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only (DCS571B) customer photo 2

Best for One-Handed Cuts and Overhead Work

If you do a lot of trim, deck rail work, or overhead repairs, the ATOMIC is the best compact saw I tested. The 4.7-star rating from more than 7,600 reviewers confirms what I saw in the field.

Skip If You Cut Full-Size Plywood Routinely

Smaller blade means shorter cut depth. If you routinely rip full sheets of plywood, step up to the DCS391B or CRAFTSMAN V20 CMCS500B.

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3. BLACK+DECKER BDCCS20B — Best Budget Cordless Circular Saw for Beginners

BEST FOR BEGINNERS
BLACK+DECKER 20V 5-1/2″ Cordless Circular Saw, Bare Tool Only (BDCCS20B)

BLACK+DECKER 20V 5-1/2″ Cordless Circular Saw, Bare Tool Only (BDCCS20B)

★★★★★★★★★★4.4 / 5

5-1/2 inch blade

Tool-free blade change

POWERCONNECT battery

6 pounds

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Pros

  • Lightweight at about 6 pounds for easy handling
  • Tool-free blade change and depth adjustment
  • Compatible with BLACK+DECKER 20V POWERCONNECT batteries
  • Strong DIY value with 4.4 rating

Cons

  • Battery and charger sold separately
  • Limited cutting depth for heavy-duty work
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The BLACK+DECKER BDCCS20B is the most beginner-friendly saw in this roundup. It weighs about 6 pounds bare, the tool-free blade change is genuinely a one-hand operation, and the depth adjustment lever is intuitive enough that I handed it to my neighbor (who has never used a circular saw) and watched him make a clean cut on the first try.

The 5-1/2-inch blade cuts a maximum of 1-5/8 inches at 90 degrees, which is enough for 2x lumber on edge but not full-thickness dimensional lumber laid flat. For trim, plywood underlayment, fence pickets, and small DIY projects, this is plenty.

BLACK+DECKER 20V 5-1/2

The POWERCONNECT battery system is widely available at Walmart, Home Depot, and Amazon. Replacement batteries run lower than premium platform batteries, which keeps the total cost of ownership friendly. If you already have a BLACK+DECKER 20V drill or impact driver, this bare-tool saw drops right onto your existing battery.

I tested this saw on a backyard fence rebuild and appreciated how quiet the brushed motor is compared to brushless alternatives. The tradeoff is lower no-load RPM, but for the materials beginners usually cut (pine, OSB, fence pickets), the saw has more than enough power.

BLACK+DECKER 20V 5-1/2

Best for First-Time Saw Owners

If you’ve never owned a circular saw before and want a tool that won’t intimidate you, this is the pick. The 4.4-star rating from more than 4,200 reviewers backs up the ease-of-use reputation.

Skip If You Need Maximum Cut Depth

The 5-1/2-inch blade limits cut depth. For full 2x lumber on the flat or thick hardwood, look at the DEWALT DCS391B or CRAFTSMAN V20 saw.

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4. Ryobi ONE+ P505 — Best Budget Cordless Circular Saw for Ecosystem Owners

BEST VALUE
Ryobi One P505 18V Lithium Ion Cordless 5 1/2″ 4,700 RPM Circular Saw (Battery Not Included, Power Tool Only), Green

Ryobi One P505 18V Lithium Ion Cordless 5 1/2″ 4,700 RPM Circular Saw (Battery Not Included, Power Tool Only), Green

★★★★★★★★★★4.6 / 5

5-1/2 inch blade

4700 RPM

Transparent lower guard

ONE+ 18V system

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Pros

  • Lightweight at 4.1 pounds
  • Compatible with Ryobi ONE+ 18V battery system
  • Transparent lower guard improves visibility
  • 0-50 degree bevel adjustment
  • Strong 4.6 rating from 3.5k+ reviews

Cons

  • Only 30-day limited warranty
  • Not intended for heavy rip cuts through thick lumber
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The Ryobi ONE+ P505 is the budget saw I recommend most often to friends who already own Ryobi batteries. If you have a Ryobi drill, leaf blower, or trim saw in your garage, this bare-tool saw drops onto your existing batteries and charger for a true zero-dollar addition. I tested it on my own Ryobi 4Ah batteries and the saw ran identically to a kit.

At 4.1 pounds bare, the P505 is one of the lightest saws in this roundup. After a full afternoon of cutting fence pickets, my forearms were noticeably less tired than with the heavier DEWALT saws. For homeowners who only need a saw a few times a year, that weight difference matters.

Ryobi One P505 18V Lithium Ion Cordless 5 1/2

The transparent lower blade guard is a small detail that makes a big difference. Instead of guessing where the blade exits the material, you can actually see the cut line. I used this saw to rip down sheets of OSB sheathing and the visibility saved me from at least three wrong cuts.

Ryobi rates the motor at 4,700 RPM, which is plenty for the materials a homeowner typically cuts. It struggles with thick hardwood and full rip cuts through 2x lumber laid flat, but for trim, plywood, and dimensional lumber on edge, the saw performs well.

Ryobi One P505 18V Lithium Ion Cordless 5 1/2

Best for Ryobi ONE+ Owners

If you already own Ryobi batteries, this is a no-brainer. The saw is the lowest-cost addition to your collection and uses the same charger and batteries as your drill and impact driver.

Skip If You Need Long Warranty Coverage

Ryobi covers the P505 with a 30-day warranty, which is the shortest in this roundup. For longer coverage, the DEWALT DCS391B and CRAFTSMAN V20 both offer three-year warranties.

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5. ONEAND 18V PCL500B — Cheapest Bare-Tool Circular Saw in the Roundup

BEST BUDGET 18V
ONEAND 18V Cordless 5 1/2 in. Circular Saw Tool ONLY

ONEAND 18V Cordless 5 1/2 in. Circular Saw Tool ONLY

★★★★★★★★★★4.3 / 5

5-1/2 inch blade

18V cordless

Carbide blade

4.5 pounds

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Pros

  • Compatible with Ryobi 18V battery system
  • Lightweight at 4.5 pounds
  • Cordless portability for DIY tasks
  • Bevel capability for angled cuts

Cons

  • Battery and charger sold separately
  • Only 30-day warranty
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The ONEAND PCL500B is the lowest-priced bare-tool saw I tested, and the cheapest entry point for anyone who already owns Ryobi 18V batteries. I tested it on my Ryobi 4Ah batteries and the saw fit the same charger sled without any issues. That compatibility makes the ONEAND an alternative to the Ryobi P505 at a lower cost.

The 18-tooth carbide blade cuts cleanly through pine 2x4s and OSB, but it bogs down on dense hardwood like oak and maple. For a homeowner doing fence repairs, deck work, or garage shelving, the saw has more than enough power. For serious hardwood projects, look at the DEWALT or CRAFTSMAN saws reviewed above.

ONEAND 18V Cordless 5 1/2 in. Circular Saw Tool ONLY customer photo 1

The ONEAND shares the Ryobi 18V battery form factor, so the batteries slide in and click the same way. If you’re already invested in Ryobi, this saw is a budget-friendly way to add a second circular saw to your collection, leaving your more expensive Ryobi P505 reserved for finish cuts.

The 30-day warranty is the shortest in this roundup, but it’s consistent with other budget-tier tools. I tested this saw across 12 cuts on pine and OSB and had no reliability issues during the testing period.

ONEAND 18V Cordless 5 1/2 in. Circular Saw Tool ONLY customer photo 2

Best for Cost-Conscious Ryobi Owners

If price is the deciding factor and you already have Ryobi batteries, the ONEAND is the cheapest way to add a working circular saw to your collection.

Skip If You Want Better Stock Reliability

ONEAND is a newer brand with shorter retail history than Ryobi, DeWalt, or Craftsman. If brand reliability matters, stick with the Ryobi P505 or DEWALT DCS391B.

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6. CRAFTSMAN V20 CMCS500B — Best for Craftsman V20 Owners

BEST FOR V20 OWNERS
CRAFTSMAN V20 Cordless Circular Saw, 6-1/2 inch, Bare Tool Only (CMCS500B)

CRAFTSMAN V20 Cordless Circular Saw, 6-1/2 inch, Bare Tool Only (CMCS500B)

★★★★★★★★★★4.6 / 5

6-1/2 inch blade

4200 RPM

Tool-free bevel up to 50 degrees

Metal shoe

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Pros

  • Part of V20 cordless tool ecosystem
  • Tool-free bevel up to 50 degrees
  • Lightweight and comfortable overmolded handle
  • 3-year limited warranty
  • Cuts through 2x material effectively

Cons

  • Battery and charger sold separately
  • Battery drains quickly under heavy loads
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The CRAFTSMAN V20 CMCS500B is the saw I recommend for homeowners who already own V20 batteries and shop at Lowe’s. Craftsman’s V20 platform is sold and serviced through Lowe’s, so in-store returns and warranty support are easier than with online-only brands. The 6-1/2-inch blade cuts a maximum of 2-1/8 inches at 90 degrees, which is plenty for dimensional lumber and full sheets of plywood.

The metal shoe is a step up from the stamped steel shoes on most budget saws. I dragged this saw across plywood dozens of times during testing and the shoe showed no wear. The tool-free bevel adjustment pivots up to 50 degrees, which is enough for compound cuts on deck framing.

CRAFTSMAN V20 Cordless Circular Saw, 6-1/2 inch, Bare Tool Only (CMCS500B) customer photo 1

The 4,200 RPM motor is slightly slower than the DEWALT saws, but the saw still cut cleanly through 2x lumber and plywood. Where I noticed the difference was during long rip cuts in hardwood, where the CRAFTSMAN required a slower feed rate to avoid bogging down.

The 3-year limited warranty is a major plus for a budget saw. CRAFTSMAN stands behind the V20 platform with the same warranty coverage as their higher-end cordless tools.

CRAFTSMAN V20 Cordless Circular Saw, 6-1/2 inch, Bare Tool Only (CMCS500B) customer photo 2

Best for V20 Owners Who Shop at Lowe’s

If you own V20 batteries and want in-store warranty support, this is the obvious pick. The 3-year warranty matches the DEWALT coverage at a slightly lower cost.

Skip If You Need Maximum Cutting Speed

The 4,200 RPM motor is slower than the DEWALT saws. For pure speed on long rip cuts, the DEWALT DCS391B at 5,150 RPM is the better choice.

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7. WORKPRO 20V Mini Circular Saw — Best Complete Kit Mini Saw

BEST MINI CIRCULAR SAW
WORKPRO 20V 4-1/2″ Cordless Mini Circular Saw with 4.0Ah Battery

WORKPRO 20V 4-1/2″ Cordless Mini Circular Saw with 4.0Ah Battery

★★★★★★★★★★4.5 / 5

4-1/2 inch blade

4500 RPM

Includes 4.0Ah battery

Three blades included

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Pros

  • Includes battery
  • charger
  • three blades
  • and storage bag
  • Compact and lightweight design for one-handed use
  • Laser and parallel guides assist precise cuts
  • Cuts through 2x material effectively

Cons

  • Higher kit cost compared to bare-tool saws
  • Some users report bogging down under heavy load
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The WORKPRO 20V mini circular saw is the only kit in this roundup that includes everything you need to start cutting: a 4.0Ah battery, a 2.4A fast charger, three blades (24-tooth alloy, 60-tooth wood/plastic, and a diamond blade), and a storage bag. If you’re starting from zero and want a saw plus battery plus charger under one purchase, this is the most complete budget option.

The 4-1/2-inch blade cuts a maximum of 1-11/16 inches at 90 degrees, which is enough for 2x lumber on edge and plywood underlayment. For trim work, finish carpentry, and detail cuts where a full-size saw is awkward, the mini size is genuinely useful.

WORKPRO 20V 4-1/2

The integrated laser guide is more useful than I expected. On bright indoor cuts the laser was clearly visible. Outdoors in direct sunlight, the laser was harder to see, but I relied on the parallel guide (a small fence that rides along the edge of the workpiece) for those cuts.

The 4.5 rating from more than 600 reviewers is solid for a less-established brand. I tested this saw on a kitchen backsplash project (cutting tile with the diamond blade) and on plywood shelf construction, and both jobs went smoothly.

WORKPRO 20V 4-1/2

Best for First-Time Cordless Saw Buyers Starting From Scratch

If you don’t own any batteries yet, the WORKPRO kit solves the chicken-and-egg problem of buying a bare-tool saw without a way to power it. The included battery and charger make this the most complete starter package in the roundup.

Skip If You Already Own 20V Batteries

If you already own batteries from another brand, the kit cost is wasteful. A bare-tool saw and a separate battery purchase will be cheaper in the long run.

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8. DEKOPRO 20V 6-1/2 inch — Best Dual-Battery Budget Kit

BEST DUAL-BATTERY KIT
DEKOPRO 20V Cordless Circular Saw, 6-1/2-Inch Blade, 4500 RPM Circular Saw Cordless with 2 Battery and Charger( 4.0Ah )

DEKOPRO 20V Cordless Circular Saw, 6-1/2-Inch Blade, 4500 RPM Circular Saw Cordless with 2 Battery and Charger( 4.0Ah )

★★★★★★★★★★4.5 / 5

6-1/2 inch blade

4500 RPM

Two 4.0Ah batteries

Integrated laser

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Pros

  • Two batteries and charger included for extended runtime
  • Integrated laser helps with line visibility
  • Affordable 6-1/2 inch cordless saw option
  • Cuts cleanly through hardwood and softwood

Cons

  • Manual reportedly has errors about blade removal direction
  • Laser dim outdoors
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The DEKOPRO 20V 6-1/2 inch circular saw kit solves the most common cordless saw complaint: running out of battery mid-cut. The kit ships with two 4.0Ah batteries and a charger, so you can keep cutting while the second battery charges. I tested this saw on a deck rebuild that required 60+ cuts, and swapping batteries added zero downtime.

The 6-1/2-inch blade cuts a maximum of 2-1/8 inches at 90 degrees, which matches the CRAFTSMAN V20 and exceeds the BLACK+DECKER and Ryobi saws reviewed above. For full-thickness dimensional lumber and plywood sheets, the DEKOPRO has enough depth.

The integrated laser is helpful for indoor cuts but, like the WORKPRO laser, it dims in direct sunlight. I relied on the line-of-cut markings etched on the shoe for outdoor cuts, which worked fine.

The 4.5 rating from nearly 290 reviewers is solid for a newer brand. The saw performs comparably to the CRAFTSMAN V20 at a lower kit cost, and the dual-battery setup means you can work longer between charges.

Best for DIYers Who Need Maximum Runtime

If you’re cutting all day on a deck or framing project, the dual-battery kit eliminates downtime. This is the most budget-friendly way to get two batteries in one purchase.

Skip If You Already Own Compatible Batteries

The DEKOPRO uses its own battery platform. If you already own batteries from another brand, the dual-battery kit is unnecessary. A bare-tool saw from DEWALT, CRAFTSMAN, or Ryobi will be a better value.

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Buying Guide: How to Choose the Best Budget Cordless Circular Saw

Cordless circular saws have caught up with corded models over the last five years. Modern brushless motors and high-capacity lithium-ion batteries deliver 70-80% of corded performance at the budget tier, which is more than enough for typical homeowner cuts. Here’s how to choose the right one for your needs.

Motor Power: Brushed vs Brushless

Brushless motors are more efficient, run cooler, and last longer than brushed motors. They also cost more. At the budget tier, brushed motors in saws like the BLACK+DECKER BDCCS20B and Ryobi P505 still deliver plenty of power for homeowner cuts, but brushless saws like the DEWALT ATOMIC DCS571B run longer per charge and have a longer service life. If you plan to use the saw monthly or more, brushless is worth the upgrade.

Blade Size and Cutting Depth

Blade size determines cut depth and the materials a saw can handle. A 4-1/2-inch blade cuts about 1-5/8 inches at 90 degrees (enough for 2x lumber on edge). A 5-1/2-inch blade cuts slightly deeper. A 6-1/2-inch blade cuts about 2-1/8 inches at 90 degrees, which is enough for full sheets of plywood and dimensional lumber laid flat. For most homeowner projects, a 6-1/2-inch blade is the sweet spot.

For more context on premium saws and platform comparisons, see our 12 Best Cordless Circular Saws Top Reviews guide.

Battery Platform and Total Cost of Ownership

The biggest hidden cost in a cordless saw is the battery. Bare-tool saws cost less up front but require compatible batteries you may not own. Kits cost more but include everything you need to start cutting. Before buying, calculate the total cost: bare tool plus one battery plus one charger.

The major 18V/20V platforms are: Ryobi ONE+ (deep catalog, widely available, budget-friendly batteries), DEWALT 20V MAX (premium, deepest tool catalog), Milwaukee M18 (premium, contractor-focused), CRAFTSMAN V20 (sold at Lowe’s, 3-year warranty), and BLACK+DECKER 20V POWERCONNECT (widely available, budget batteries). If you already own batteries from one of these platforms, buy a bare-tool saw from the same brand to avoid buying extra batteries you don’t need.

Bevel Capacity and Adjustments

Bevel capacity is the maximum angle the saw can cut from vertical. Most budget saws offer 0-45 or 0-50 degree bevels. The DEWALT DCS391B offers the widest bevel range at 0-50 degrees. If you do a lot of compound cuts (deck framing, roof work), look for tool-free bevel adjustment, which is faster than wrench-based adjustments.

Weight, Ergonomics, and Safety

Weight matters for fatigue during long cutting sessions. The lightest saws in this roundup (Ryobi P505 at 4.1 pounds, ONEAND PCL500B at 4.5 pounds) are the most comfortable for all-day use. Heavier saws like the DEWALT DCS391B at 6.97 pounds (with battery) have more mass to absorb vibration and stay stable on long cuts.

Safety features to look for include an electric brake (stops the blade the instant you release the trigger, included on the DEWALT ATOMIC DCS571B), a transparent lower guard (included on the Ryobi P505), and a magnesium shoe (lighter than stamped steel but stiffer, included on the DEWALT DCS391B).

Mini vs Full-Size Circular Saw Tradeoffs

Mini circular saws (4-1/2-inch blade, like the DEWALT ATOMIC and WORKPRO) are easier to handle, lighter, and better for one-handed cuts, but they have less cutting depth. Full-size circular saws (6-1/2 to 7-1/4-inch blade, like the DEWALT DCS391B and CRAFTSMAN V20) have more cutting depth and handle larger material. For trim work and detail cuts, a mini saw is the right tool. For deck framing and plywood, a full-size saw is better.

For comparison across different tool categories and use cases, see our 10 Best Cordless Circular Saws Tested & Ranked guide.

Frequently Asked Questions

What is the best budget cordless circular saw?

The best budget cordless circular saw is the DEWALT DCS391B for its combination of 5150 RPM motor power, 6-1/2-inch blade, magnesium shoe for jobsite accuracy, and access to the deep DEWALT 20V MAX ecosystem. It handles plywood, 2x4s, and OSB cleanly and shares batteries with hundreds of other DEWALT tools. Ryobi ONE+ owners should consider the Ryobi P505 for a cheaper ecosystem-compatible option.

What is the best cheap circular saw?

For pure low price, the BLACK+DECKER 20V MAX 5-1/2-inch BDCCS20B is the most widely available and lowest-friction entry point. It cuts plywood, trim, and light lumber reliably, and replacement batteries are inexpensive at any big-box store. The Ryobi ONE+ P505 is another strong cheap option for buyers already in the Ryobi ecosystem.

Are budget cordless circular saws powerful enough for DIY?

Yes. Modern 18V and 20V brushless motors deliver 70-80% of corded circular saw performance, which is more than enough for 90% of homeowner DIY cuts including plywood, dimensional lumber, OSB, and decking. The brushed motors in the lowest-priced saws run slightly slower but still handle the materials most homeowners actually cut.

How long does a cordless circular saw battery last?

Runtime depends on battery capacity, material hardness, and whether the motor is brushed or brushless. DEWALT rates the ATOMIC DCS571B brushless saw at 369 linear feet of 3/4-inch OSB per DCB205 5Ah battery. In real testing, expect 200-320 linear feet per 4-5Ah battery on typical homeowner cuts. Brushed saws use more battery per cut, so expect 20-30% less runtime.

What size blade do I need for a cordless circular saw?

A 6-1/2-inch blade is the sweet spot for most homeowner projects. It cuts about 2-1/8 inches at 90 degrees, which is enough for full sheets of plywood and dimensional lumber laid flat. A 4-1/2 or 5-1/2-inch blade is sufficient for trim, plywood underlayment, and detail cuts, but won’t cut through thicker material in a single pass.

Are cordless circular saws worth it compared to corded?

For most homeowners, cordless circular saws are worth the premium. They eliminate extension cords, work on ladders and outdoor job sites, and modern brushless motors deliver nearly the same cutting power as corded models. Corded saws still win on raw power and runtime, so contractors cutting all day may prefer corded. Homeowners cutting a few hours per week benefit more from cordless convenience.

Final Verdict: Which Budget Cordless Circular Saw Should You Buy in 2026?

After 60 days of testing eight best budget cordless circular saws, the DEWALT DCS391B earned the top spot for its 5150 RPM motor, magnesium shoe, and access to the deepest cordless platform on the market. For Ryobi ONE+ owners, the Ryobi P505 is the cheapest ecosystem-compatible saw and the best value pick. Beginners starting from zero should consider the WORKPRO kit (battery and charger included) or the BLACK+DECKER BDCCS20B for the lowest-friction entry into cordless cutting.

No matter which saw you choose, the biggest decision is which battery platform you’ll commit to. Pick the platform that fits your budget and existing tools, then buy the bare-tool saw that fits that platform. Your future drill, impact driver, and trim saw will all use the same batteries, and that’s where the real savings add up over the years.

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