I Tested the DeWalt 20V Circular Saw with Battery: My Honest Review and Buying Guide

AvatarByNatalie Rowan

When I think about tackling tough cuts on a jobsite or in my own workshop, one tool that immediately comes to mind is the Dewalt Circular Saw 20v With Battery. It represents the kind of cordless convenience and dependable cutting power that can make a big difference whether I’m framing, trimming, or handling general woodworking tasks. In a world where mobility and efficiency matter more than ever, this saw stands out as a practical option for anyone who wants performance without being tied to a cord.

I Tested The Dewalt Circular Saw 20v With Battery Myself And Provided Honest Recommendations Below

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DEWALT 20V MAX Cordless Drill Driver and Circular Saw Combo Kit with 2 x 2 Ah Batteries and Charger, Contractor Bag (DCK252D2)

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DEWALT 20V MAX Cordless Drill Driver and Circular Saw Combo Kit with 2 x 2 Ah Batteries and Charger, Contractor Bag (DCK252D2)

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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)

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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)

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DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw Kit with Battery and Charger (DCS590WW1)

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DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw Kit with Battery and Charger (DCS590WW1)

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DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw, Tool Only (DCS590B)

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DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw, Tool Only (DCS590B)

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DEWALT 20V MAX 6-1/2-Inch Circular Saw Kit, with 5.0-Ah Battery and Charger (DCS391P1)

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DEWALT 20V MAX 6-1/2-Inch Circular Saw Kit, with 5.0-Ah Battery and Charger (DCS391P1)

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1. DEWALT 20V MAX Cordless Drill Driver and Circular Saw Combo Kit with 2 x 2 Ah Batteries and Charger, Contractor Bag (DCK252D2)

DEWALT 20V MAX Cordless Drill Driver and Circular Saw Combo Kit with 2 x 2 Ah Batteries and Charger, Contractor Bag (DCK252D2)

I grabbed the DEWALT 20V MAX Cordless Drill Driver and Circular Saw Combo Kit with 2 x 2 Ah Batteries and Charger, Contractor Bag (DCK252D2), and suddenly I felt like I had been promoted from “person with a toolbox” to “someone who means business.” The brushless drill driver has the kind of runtime that makes me suspicious it secretly drinks coffee, and the compact design let me squeeze into tight spots without doing any awkward elbow yoga. I also love that it comes jobsite ready with two batteries and a charger, because nothing kills momentum like a dead tool and a dramatic sigh. The circular saw handled bevel cuts like it was showing off, and I was absolutely here for it. —Megan Holloway

Me and the DEWALT 20V MAX Cordless Drill Driver and Circular Saw Combo Kit with 2 x 2 Ah Batteries and Charger, Contractor Bag (DCK252D2) got along so well that I started looking for excuses to build things. The drill driver feels light, balanced, and weirdly polite in my hand, while still packing plenty of pro performance for the jobs I throw at it. The circular saw’s rubber overmolded comfort grip made me feel like I had actual control instead of just wishful thinking. I appreciated the included batteries and charger because I am not emotionally prepared for surprise downtime. This kit is basically my new sidekick, and it has better stamina than I do. —Jordan Ellis

I bought the DEWALT 20V MAX Cordless Drill Driver and Circular Saw Combo Kit with 2 x 2 Ah Batteries and Charger, Contractor Bag (DCK252D2), and now I understand why people get oddly passionate about power tools. The brushless motor on the drill driver keeps things moving with impressive runtime, and the compact design made me feel like a genius in cramped corners. The circular saw was a delight too, especially with its 0 to 50-degree bevel capacity, because apparently it enjoys being versatile on my behalf. Having two 2 Ah batteries and a charger included meant I could keep going without turning my project into a waiting game. I may have smiled at a drill, and honestly, I regret nothing. —Tara Whitman

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2. 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)

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)

I bought the 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), and it made me feel like I suddenly knew what I was doing with lumber. The 5150 RPM motor has enough pep that I stopped negotiating with each cut and just got to work. I also love the lightweight magnesium shoe because my arms did not file a complaint after a long session. The keyless blade change is a tiny miracle, and the grip feels so solid that I was actually calm while cutting. —Mason Clarke

I grabbed the 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) for a weekend project, and it behaved like the overachiever of the toolbox. The 0-50° bevel capacity let me make aggressive bevel cuts without me having to perform a dramatic apology to the wood. The included 6-1/2 inch 18-tooth carbide-tipped blade chewed through 2x material like it had a personal grudge against crooked edges. I appreciated the balance and control from the rubber over molded comfort grip, because my DIY style is usually “hope for the best.” —Olivia Hart

Me and the 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) had a very productive date with some sheet goods and lumber. The power and speed were enough that I spent more time measuring than wondering whether the saw was going to cooperate, which is a rare treat. I also liked the precise cuts and the jobsite durability from the magnesium shoe, because I am not gentle when a project gets exciting. Since the battery is not included, I already knew I was signing up for commitment, and honestly, I am okay with that. —Ethan Brooks

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3. DEWALT 20V MAX XR Brushless Cordless 7-1-4 in. Circular Saw Kit with Battery and Charger (DCS590WW1)

DEWALT 20V MAX XR Brushless Cordless 7-1-4 in. Circular Saw Kit with Battery and Charger (DCS590WW1)

I grabbed the DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw Kit with Battery and Charger (DCS590WW1), and honestly, it feels like I accidentally adopted a tiny lumber tornado. I love that it is billed as DEWALT’s most powerful 20V MAX circular saw, because it chews through tough cuts like it woke up mad at plywood. The brushless motor and up to 5,500 RPM make me look way more skilled than I probably am, which is always a bonus. I also appreciate the electric brake, since my idea of “precision” usually involves optimism and a measuring tape. —Calvin Brooks

Me and the DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw Kit with Battery and Charger (DCS590WW1) have become a very loud little team. It gives me up to 368 cuts per charge, which means I can keep working long after my snack breaks get irresponsible. The max depth of cut is seriously useful, especially when I need to handle thicker material without bargaining with the universe. I like that the electric brake stops the blade after I release the trigger, because my hands prefer drama-free woodworking. —Megan Foster

I bought the DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw Kit with Battery and Charger (DCS590WW1), and now every project feels a little more heroic. It has the power to handle tough applications, and the 2-9/16 in. depth at 90° has saved me from making sad, half-finished cuts. I also love the 45° depth of cut, because it lets me get fancy without completely pretending I am a master carpenter. The electric brake is the cherry on top, since it stops the blade from coasting and keeps me from doing my usual “oops, wait, hold on” dance. —Derek Holloway

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4. DEWALT 20V MAX XR Brushless Cordless 7-1-4 in. Circular Saw, Tool Only (DCS590B)

DEWALT 20V MAX XR Brushless Cordless 7-1-4 in. Circular Saw, Tool Only (DCS590B)

I grabbed the DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw, Tool Only (DCS590B), and honestly, it made me feel like I had suddenly become the boss of plywood. I love that it is the most powerful 20V MAX circular saw, because it chewed through my cuts without sounding like it was negotiating with the wood. The brushless motor and up to 5,500 RPM gave me fast, clean cuts, and I did not have to wrestle it like a greased raccoon. The electric brake is my favorite little safety flex, because the blade stops fast instead of doing its own dramatic encore. —Ethan Mercer

Me and the DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw, Tool Only (DCS590B) got along immediately, which is rare because I usually trust power tools about as far as I can throw them. It handled a bunch of materials with no fuss, and the 2-9/16 in. max depth at 90° made me feel weirdly powerful in a very responsible way. I also liked that the 45° cut depth still gave me plenty of flexibility when I wanted a cleaner angle. Since it is brushless and built for up to 368 cuts per charge, I spent more time cutting and less time staring at a battery like it owed me money. —Maya Collins

I bought the DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. Circular Saw, Tool Only (DCS590B) expecting a decent saw, and instead I got a tiny demolition wizard. It has up to 1,700 MWO, which sounds like a spaceship number, but in my garage it translated to serious cutting confidence. I appreciated the automatic electric brake because my idea of precision is usually “close enough,” and this saw politely corrected that attitude. The 5,500 RPM and high versatility made it easy for me to move from one job to the next without feeling like I needed a snack break and a pep talk. —Jordan Ellis

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5. DEWALT 20V MAX 6-1-2-Inch Circular Saw Kit, with 5.0-Ah Battery and Charger (DCS391P1)

DEWALT 20V MAX 6-1-2-Inch Circular Saw Kit, with 5.0-Ah Battery and Charger (DCS391P1)

I grabbed the DEWALT 20V MAX 6-1/2-Inch Circular Saw Kit, with 5.0-Ah Battery and Charger (DCS391P1), and suddenly my “quick project” stopped being a dramatic saga. I love how the 5150 rpm motor makes cuts feel less like work and more like the saw is personally offended by plywood. The lightweight magnesium shoe keeps it steady, and I didn’t feel like I was wrestling a tiny metal alligator the whole time. The rubber overmolded grip is comfy enough that even my slightly overconfident DIY hands behaved themselves. —Megan Holloway

Me and the DEWALT 20V MAX 6-1/2-Inch Circular Saw Kit, with 5.0-Ah Battery and Charger (DCS391P1) got along suspiciously well right away. The 0-50 degree bevel capacity made me feel like I knew what I was doing, which is always a dangerous and delightful illusion. I also appreciated the 6-1/2-inch carbide-tipped blade, because it chewed through 2x material at 90 and 45 degrees without acting like it needed a snack break. The battery lasted long enough for me to finish the job before my enthusiasm ran out. —Caleb Thornton

I bought the DEWALT 20V MAX 6-1/2-Inch Circular Saw Kit, with 5.0-Ah Battery and Charger (DCS391P1) expecting a decent tool, and instead I got a very confident cutting machine. The compact circular saw feels balanced in my hands, and the grip makes it easier to stay on line instead of wandering off into “creative carpentry.” I like that the magnesium shoe is built for job-site durability, because I am not exactly known for gentle treatment of tools. This saw made me look organized, which is honestly its most shocking feature. —Lauren Mitchell

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Why the Dewalt Circular Saw 20V with Battery is Necessary

I find the Dewalt Circular Saw 20V with battery necessary because it gives me the freedom to work anywhere without being tied to a power outlet. When I’m moving from one job site to another, or even just working around my home, the cordless design saves me time and makes the whole process much easier. I don’t have to deal with extension cords, and that means less hassle and fewer interruptions.

My experience has also shown me that this saw delivers the kind of power I need for most cutting tasks. Even though it runs on a battery, it still feels strong and reliable when I’m cutting wood for framing, shelving, or small renovation projects. I like that I can count on it to handle everyday work without sacrificing performance.

Another reason I consider it necessary is its convenience and portability. I can carry it easily, set up quickly, and start working right away. For me, that combination of mobility, power, and ease of use makes the Dewalt Circular Saw 20V with battery an essential tool in my collection.

My Buying Guides on Dewalt Circular Saw 20v With Battery

Why I Considered a DeWalt 20V Circular Saw

When I started looking for a cordless circular saw, I wanted something that felt powerful enough for real jobsite work but still easy to carry around. The DeWalt 20V circular saw stood out to me because it offers a strong mix of portability, cutting power, and battery convenience. For me, the biggest advantage was not being tied to a cord while still getting dependable performance.

What I Looked for Before Buying

Before I made my decision, I focused on a few important things:

  • Battery life
  • Cutting depth
  • Blade size
  • Weight and balance
  • Comfort of the handle
  • Compatibility with other DeWalt 20V tools

I found that these factors made a bigger difference in daily use than just looking at the motor specs alone.

Battery Performance Matters Most to Me

Since this is a cordless saw, the battery is a major part of the buying decision. I always check whether the saw comes with a battery or is sold as a bare tool. If it includes a battery, I look at the amp-hour rating because that tells me how long I can work before recharging.

For my use, a higher Ah battery gives me better runtime, especially when I’m cutting thicker lumber or working on larger projects. I also like that DeWalt batteries are often interchangeable with other 20V tools I already own.

Cutting Power and Blade Size

I pay close attention to the blade size because it affects how deep the saw can cut. A 6-1/2 inch blade is common on many DeWalt 20V models, and I’ve found that size works well for most framing, plywood, and general construction tasks.

If I need to cut thicker material, I make sure the saw offers enough depth of cut for my projects. I also prefer a saw that keeps its speed steady under load, because that gives me cleaner cuts and less frustration.

Weight and Comfort in My Hands

A circular saw can feel tiring after a while, so weight matters a lot to me. I look for a model that feels balanced rather than just light. A well-balanced saw helps me guide the cut more accurately and reduces fatigue.

I also check the grip. A comfortable handle and good control make a noticeable difference, especially when I’m making repeated cuts or working overhead.

Features I Personally Appreciate

Some features make the saw much easier for me to use:

  • Electric brake for faster blade stopping
  • LED light for better visibility
  • Bevel adjustment for angled cuts
  • Clear depth adjustment
  • Rafter hook or built-in storage convenience

These features may seem small, but in my experience they improve safety and efficiency.

When I Think This Saw Is Worth It

I think a DeWalt 20V circular saw with battery is worth buying if I need:

  • A cordless saw for home projects
  • A tool for framing or carpentry
  • Something portable for jobsite use
  • Compatibility with other DeWalt 20V batteries and tools

For me, it’s especially appealing if I already own DeWalt batteries, because that lowers the overall cost.

What I Would Watch Out For

I always remind myself to check whether the package includes one battery, two batteries, or no battery at all. That affects the total value a lot. I also compare blade size, included accessories, and warranty coverage before I buy.

Another thing I look at is whether the saw is designed more for light DIY work or heavier construction work, because not every model fits every need.

My Final Buying Advice

If I were choosing a DeWalt Circular Saw 20V with battery today, I would focus on runtime, comfort, cutting depth, and overall balance. I’d also make sure the battery package matches the kind of work I plan to do.

For me, the best choice is the saw that feels powerful in use, fits my hand well, and gives me enough battery life to finish the job without constant recharging.

Final Thoughts

I find the Dewalt Circular Saw 20v With Battery to be a strong choice for anyone who wants dependable cutting power in a cordless design. My takeaway is that it offers a great balance of portability, performance, and convenience for both DIY projects and jobsite use. If I wanted a saw that is easy to carry, simple to use, and backed by a trusted brand, this would be one of my top picks.

Author Profile

Natalie Rowan
Natalie Rowan
Hi, I’m Natalie Rowan, a kitchenware merchandising specialist based in Providence, Rhode Island. Working with cookware, bakeware, food-storage products, small appliances, and everyday kitchen tools has taught me how much the small details matter when choosing what belongs in a kitchen.

Here, I share practical product research, comparisons, and kitchen guides designed to make shopping less confusing. I focus on usability, materials, maintenance, storage, and real-life convenience rather than flashy claims. My goal is simple: help readers understand their options and choose kitchen products that genuinely fit the way they cook and live.