best DEWALT angle grinder
Our research for this post:

DEWALT is known for making the best angle grinders on the market today. The only problem is: they make a lot of them… Are you not sure which one offers the best value for money? We’re here to help you make the right decision!

With the help of our experts and the opinions of hundreds of our forum members, we’ve created a list of the top 5 best DEWALT angle grinders. We compared the DCG412B vs DCG413B vs DCG415B vs DCG416B vs DCG418B and found out which one of them is worth buying.

How to choose the best DEWALT angle grinder

In order to find the best DEWALT angle grinder, we had to go through a long testing process. We’ve compared all grinders on the following criteria:

  • Speed/power – Tested using a high FPS camera.
  • Battery life – Which angle grinder lasts the longest on a single charge
  • Price – Which DEWALT angle grinder has the best value for money
  • Grip/accuracy – How safe is the grinder to use and how much grip does it have?

Here is our list of the best DEWALT angle grinders:

DEWALT DCG416B 20V MAX Flexvolt

  • Hphtools’ choice
DEWALT DCG416b angle grinder

DEWALT DCG416b angle grinder

Our score: 9.5

  • Great value for money
  • High rpm
  • Longest battery life
  • Good grip
  • Maximum safety features
Overall score
9.5

The new DEWALT DCG416B 20v MAX is our favorite DEWALT angle grinder on the market today. It looks very similar to the DCG413B, however, there are some notable upgrades.

The biggest difference between the DCG413B vs DCG416B is the use of DEWALT’s new Flexvolt technology. This technology offers 50% more power output while using one of DEWALT’s Flexvolt 20V/60V MAX Batteries. The extra power makes this angle grinder perfect for more power-demanding jobs.

Are you looking to use this angle grinder for metal? Read our guide: The best angle grinder wheels for metal

Why buy this angle grinder?

The DCG416b is especially worth the money if you already own one or more of DEWALT’s Flexvolt batteries. If you didn’t make the step to Flexvolt batteries yet, we highly recommend you give them a try!

Since this tool also can be used with the old XR battery technology we found it’s the most versatile grinder of them all. Therefore, we picked it as number 1 in our list of best DEWALT angle grinders.

Pros and Cons of the DEWALT DCG416B

  • Pros
  • Latest tech
  • High RPM
  • Safe angle grinder
  • Versatile
  • Quiet angle grinder
  • Cons
  • Not the best grip

Speed6500 RPM
Blade diameter4 1/2″ inch
BatteryLithium-ion
Voltage20 Volts
Weight4.73 pounds
Max power350 watt
MotorBrushless
Dimensions7.32 x 16.75 x 4.75 inches

DEWALT DCG418B 60V MAX

DEWALT DCG418b angle grinder

DEWALT DCG418b angle grinder

  • Latest DEWALT angle grinder
  • Highest RPM
  • Longest battery life
  • Good grip
  • Maximum safety features
Overall score
9.7

It is no secret, we absolutely love the new DEWALT DCG418B. We would say there simply is no better angle grinder on the market today. With DEWALT’s latest battery technology that is capable of delivering 9000 RPM, this is the best overall angle grinder of this year.

This cordless DEWALT angle grinder can be used for every material/job. With such a high RPM this grinder is even able to cut rebar and metal lug nuts without any problem.

Do you want to know more about DEWALT’s Flexvolt technology? Read our post: DEWALT Flexvolt tools review

New safety features

The first thing you notice while holding the DCG418b is the improved grip. It is thinner and offers more grip and control. While working with potentially dangerous tools like angle grinders you want maximum safety. We find the DCG418b does a great job at that!

Pros and cons

  • Pros
  • Latest DEWALT angle grinder
  • Highest RPM
  • Safe angle grinder
  • Usable for every task
  • Cons
  • Expensive

Speed9000 RPM
Blade diameter4-1/4 – 6″ inch
BatteryLithium-ion
Voltage60 Volts
Weight4.80 pounds
Max power2300 MWO
MotorBrushless
Dimensions9.1 x 16.75 x 4.75 inches

DEWALT DCG412B 20V MAX

DEWALT DCG412b angle grinder

DEWALTDCG412B angle grinder

  • Cheapest DEWALT angle grinder
  • Least rpm
  • Shortest battery life
  • Best grip
  • Minimal safety features
Overall score
9.0

The DeWALT DCG412B features a powerful 8.8 AMP motor with electronic speed control to maintain constant speed under load. The variable speed control dial allows the user to match the speed (690-1,440 ft./min.) to the application. The DCG412B also features less noise: at only 84dB, it is one of the quietest sanders in its class.

Why buy this Angle grinder?

With DeWALT you know you will be buying a great tool for the money. This Angle Grinder is no exception to this fact. We really like the way it is built and the grip it uses to protect yourself from harm.

The price of this DEWALT angle grinder is the lowest on this list. Therefore we believe this is the best choice if you are on a tight budget.

  • Pros
  • High RPM
  • The best grip in our opinion
  • Cheapest cordless grinder
  • Cons
  • Old (battery) technology
  • Not the strongest grinder

Speed6500 RPM
Blade diameter4 1/2″ inch
BatteryLithium-ion
Voltage20 Volts
Weight4.15 pounds
Max power350 watt
MotorBrushless
Dimensions5.32 x 16.75 x 4.75 inches

DEWALT DCG413B 20V MAX XR

DEWALT DCG413b angle grinder

DEWALT DCG413b angle grinder

  • Cheap angle grinder
  • Decent rpm
  • Decent battery life
  • Good grip
  • Normal safety features
Overall score
8.8

The DCG413B features a powerful 8.8 AMP motor that maintains constant speed under load. The DCG413B also features less noise and vibration than competitive models, which makes it an excellent choice for any contractor.

The design of the brushless motor and the grip makes this grinder extremely easy to use. The low-profile design and extended base allow you to grind flush against walls, making it a versatile tool.

Why buy this Angle grinder?

The DeWALT DCG413B is a tool that is designed for everyone who needs to undertake jobs that require precision. This product is perfect for a variety of jobs, such as cabinetry, furniture making, and more.

The DCG413B has been engineered to provide the best in terms of innovative technology and best-in-class engineering. This tool is great for people that still want to use the XR battery technology.

We have also written a full review of the DEWALT DCG413B angle grinder if you want to know more about this power tool!

  • Pros
  • High RPM
  • Usable for every task
  • Good value for money
  • Quiet angle grinder
  • Cons
  • Not the latest technology
  • Not the best grip

Speed6500 RPM
Blade diameter4 1/2″ inch
BatteryLithium-ion
Voltage20 Volts
Weight4.15 pounds
Max power350 watt
MotorBrushless
Dimensions5.32 x 16.75 x 4.75 inches

DEWALT DCG415B 20V MAX XR

DEWALT DCG415b angle grinder

DEWALT DCG415b angle grinder

  • Expensive angle grinder
  • Decent rpm
  • Decent battery life
  • Good grip
  • Normal safety features
Overall score
8.6

The bigger brother of the DEWALT DCG413B and DCG412B is the DEWALT DCG415B. This angle grinder claims to have 40% more power than its predecessors.

This angle grinder is great for power-demanding grinding jobs. However, we think since the release of the DCG416B there is not really a need to buy this particular grinder anymore.

Why buy this angle grinder

We would say there is almost no case in which you do want to buy the DCG415B. Except if you already owned one in the past and you want to stick with XR battery technology for now.

  • Pros
  • High RPM
  • Usable for every task
  • Cons
  • Not the latest technology
  • Not the best grip
  • Poor value/money

Speed6500 RPM
Blade diameter4 1/2″ inch
BatteryLithium-ion
Voltage20 Volts
Weight4.15 pounds
Max power350 watt
MotorBrushless
Dimensions5.32 x 16.75 x 4.75 inches

Final Results

For this review, we choose the DeWALT DCG418B. This tool has in our eyes the best form-factor and offers the best usability. Also since the price difference is so minor it’s worth spending the extra cash.

Not sure if you want to get a DEWALT angle grinder yet? We also made a list of the best MAKITA angle grinders.

angle grinder image related

Related: best cordless angle grinders

We compared all the cordless angle grinders on the market! Let us help you make an informed buying decision.

Frequently asked questions

The main difference is the XR battery capability. This new technology promises to deliver 40% more power output than its predecessor. We believe that the DCG415B is a great angle grinder. However, for the price, we find the DCG413B or DCG416B is the best choice.

There are a couple of reasons why you want to choose the DCG412B over the DCG413B. Even though it is an older version of this DEWALT grinder the DCG412B still has a lot to offer and is available at a lower price than the newer DCG413B. Something that is also better on the DCG412B is the grip. We find that the handle on this grinder is much stronger than the newer version.

The Author

Daniel Smith

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