Best Cordless Angle Grinder in 2022 (Top 10 & Buying Guide)

Sometimes it might be quite difficult to find the best cordless angle grinder. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this cordless angle grinder buying guide.

Quick Picks:

10 Best Cordless Angle Grinder Reviews:

SaleBestseller No. 1
DEWALT 20V MAX* Angle Grinder Tool, Tool Only (DCG413B)
  • Brushless motor of the angle grinder requires no brush changes.
  • DEWALT grinder's brake stops wheel in 2 seconds or less on average
  • Kickback Brake engages when a pinch, stall, or bind-up event is sensed and the electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the metal grinder and shut the grinder off.
  • Features E-Switch Protection - When the ON/OFF trigger switch has a no-volt release function. In the event of a power outage or other unexpected shut down, the trigger switch will need to be cycled (turned off and then on) to restart tool.
  • Two stage trigger requires two actions to activate tool.
Bestseller No. 2
PORTER-CABLE 20V MAX* Angle Grinder Tool, 4-1/2-Inch, Tool Only (PCC761B)
  • High performance motor of angle grinder produces 8,500 rpm for aggressive cutting, removal and finishing
  • Cast metal gear housing helps dissipate heat during extended use of metal grinder
  • Contoured Overmolded Handle of the hand grinder is optimized for increased comfort
  • Spindle lock allows for quick and easy wheel changes
  • 3-Position Side Handle provides control in multiple positions
SaleBestseller No. 3
Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder with Burst Resistant Guard and Paddle Switch Design
  • PADDLE SWITCH: You can activate this grinder easily, even when you’re wearing thick work gloves, thanks to the paddle switch design
  • DEBRIS BAFFLES: An “L” shape molding near the grinding wheel picks up debris and prevents it from clogging up the tool’s internal components
  • TOOL-FREE GUARD: The guard is easily adjustable. All it takes is the push of a button, and you can have the guard adjusted for a variety of cutting applications at different angles
  • 3-POSITION SIDE HANDLE: Work with maximum stability with the help of the plastic handle, included in this kit
  • M18 COMPATIBLE: This Milwaukee power tool works with M18 18v lithium ion Milwaukee batteries. Compatible models include the 48-11-1860, 48-11-1850, 48-11-1828, and 48-11-1815, 48-11-1840, 48-11-1820
SaleBestseller No. 4
Makita XAG04Z 18V LXT® Lithium-Ion Brushless Cordless 4-1/2” / 5" Cut-Off/Angle Grinder, Tool Only
  • Automatic Speed Change technology adjusts speed and torque during operation for optimum performance
  • Active Feedback-sensing Technology (AFT) turns the motor off if rotation of the wheel is suddenly forced to stop
  • The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life
  • Efficient BL Brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge
  • The electronically-controlled BL Brushless Motor efficiently uses energy to match torque and RPM to the changing demands of the application
Bestseller No. 5
RYOBI 18 ONE+ 18V Cordless 4-1/2 in. Angle Grinder Kit
  • Grinder:18-Volt for high-power applications Grinder: 6500 RPM for precision at high speeds
  • Grinder: Onboard spanner wrench conveniently located in the side handle for easy access
  • Battery: Extreme weather performance to withstand frigid weather conditions
  • Battery: Delivers fade-free power for maximum performance
  • Battery: Lightweight design for reduced user fatigue
SaleBestseller No. 6
Heywork 21V Cordless Grinder Kit,4" Blade,10000 RPM Brushless Motor Cordless Angle Grinder,4Ah Lithium Ion Battery Grinder & Quick- Charger,2-Position Handle,Cutting and Grinding Wheels
  • HIGH PERFORMANCE - Heywork's brushless motor uses all-copper high-quality magnets, has a longer life, and is more powerful than traditional carbon brush motors is more stable and smooth than brushless motors on the market and is equipped with a 4-inch cordless grinder that is can generate 10000RPM no-load speed, with fast cutting and grinding capabilities. Use it for cutting or grinding!
  • BATTERY TECHNOLOGY BY Heywork - The 21V 2000mA 4.0Ah high-capacity lithium battery and fast charger equipped with this cordless angle grinder are tested for many charging cycles, with charging and discharging protection, very safe and durable. TIP: This battery can only be used with other Heywork 21V series products, it is our exclusive patent and not suitable for angle grinders from other sellers. If you need extra batteries for extended working time, you can find them in store or contact us.
  • INTIMATE AND PRACTICAL DESIGN - If you are not near the socket or work in a narrow area, do you need Heywork's "cordless + 2-position anti-slip assist handle" function? You can use the angle grinder at any place and time according to your right and left hand usage habits.
  • THERE ARE MANY MORE ADVANTAGES - Heywork angle grinder is equipped with three-speed mode, which can choose different cutting speeds according to the needs of the work; the guard can be adjusted/positioned quickly and easily with a light screw. Prevents you from injuring yourself from sparks and metal shards flying during operation.
  • PACKAGE AND AFTER SALES - 1*Heywork High Speed ​​Cordless Angle Grinder, 1*21V 4Ah Lithium Battery, 1*2A Fast Charge, 10*4" Metal Cutting Blade, 2*4" Metal Grinder, 2*4" Wood Chipping, In addition to this, we also provide 24×5 customer support to help you solve your problem. If you have any questions about Heywork power tools, please be sure to contact us. Our team will reply within 24 hours and try to solve your problem Questions, please rest assured to buy and experience.
SaleBestseller No. 7
COMOWARE 20V Cordless Angle Grinder Kit, 4-1/2 Inch, Lightweight Brushless Angle Grinder Tool w/ 4.0Ah Lithium-Ion Battery & Fast Charger, Ergonomic Button Position for Reducing Hand Pressure
  • 【Cordless Convenience】 Cordless eliminates the trouble of the winding cables and gives great convenience to carry around, which is suitable for indoor and outdoor use. Meanwhile equipped with a 20V 4.0AH large capacity rechargeable lithium ion battery and a quick charger, it can keep the cordless angle grinder working stably for a long time.
  • 【High Performance Motor】 9000 RPM brushless motor provides higher power for grinding metal, and cutting tile, rebar and concrete. Rubberized and ergonomic 2-position grip handle increases comfort on the job for any workshop, service garage, auto repair, or home hobbyist.
  • 【Lightweight Design】 To reduce working fatigue, the body weight of the angle grinder is only 3.5pounds without the battery. The switch is set in the middle of the top, so that the user can turn the machine on and off quickly and easily, no matter whether they are left or right handy.
  • 【Ergonomic Design】 Rubberized 2-position anti-slip auxiliary handle increases comfort on the job. The body part of the Angle grinder is also covered by comfortable rubber material, with anti-slip grain, bringing you a better use experience. Quick-change system/button for grinding wheel and cutting wheel.
  • 【A Complete Set You Need】 A complete set of high-quality tools can help many users save a lot of troubles. Just need a simple one-click order to get many tools and accessories you need. Each Cut-Off Tool Kit contains 1 x Cordless Angle Grinder, 1 x 4.5” Metal Cutting Wheel & 2 x 4.5” Grinding Wheel, 1 x Anti-vibration Side Handle, 1 x Fast Charger, 1 x 20V 4AH Battery and 1 x Wrench.
Bestseller No. 9
Cordless Angle Grinder,Cordless Grinder w/21V 6.0Ah Li-Ion Battery & Charger,Brushless Motor, 4-1/2'' Blade, Quick-Change Wheel Guard, 2-Position Handle, Battery Grinder Tool for Metal Wood
  • [High-power brushless motor]:Compared with the traditional carbon brush motor, our grinder power tool will give you a better working experience. maximum rotational speed is 8200‎RPM,Wattage is ‎850 watts,the brushless motor has longer use life, Stronger motivation smaller loss of battery energy,lower machine running noise level and much safer working conditions
  • [High Capacity Battery] Our angle grinder cordless equipped with 21V 2000mA 6.0Ah high-capacity lithium battery and Fast chargers,Battery is featured with charging and discharging protection, which makes charging extremely safe and battery more durable. 6.0Ah large capacity can extend working time both indoors or outdoors.
  • [Three-Speed Mode]:The angle grinder is equipped with three-speed modes, you can choose different cutting speeds according to your work requirements. Rubberized and ergonomic 2-position grip handle increases comfort on the job for any workshop, service garage, auto repair, or home hobbyist.
  • [Quick-Change Wheel Guard] Tool-free guard design allows for quick and easy guard adjustments/positioning. During operation, the protective cover of the portable grinder will prevent sparks and metal chips during use to protect you from injury.
  • [Packaging And After-Sales]:Power angle grinders kit includes a 21V 2000mA 6.0Ah lithium battery, a Fast Charger, 2*Grinding Wheel, 2* Cutting Wheel, 1*Wrench and A Plastic Box. You can contact us if you have any questions during use, we will reply you within 24 hours, hope you have a good shopping experience
Bestseller No. 10
Saker 3" Cordless Angle Grinder - 12V 16800 RPM Brushless Portable Cut off Tool Kit with 1PC Battery and Charger, extra 5 PCS Disc
  • POWERFUL BRUSHLESS MOTOR: The wireless angle grinder features a powerful motor that delivers up to 16800 RPM rotation speed. This feature enhances the life of the product.
  • ERGONOMIC DESIGN: The angle grinder features a lightweight and easy to handle, providing increased user precise control in various indoors and outdoors applications.
  • CUT, SAND, POLISH, SHARPEN AND TILE GROUT REMOVAL: Use this cordless grinder for a variety of DIY tasks including cutting tile, grinding metal, sanding, polishing, removing the grout between the tiles etc. The Kit Includes 5 different cutting and grinding discs and 1 battery.
  • LONGER BATTERY LIFE: The 2000mAH Battery is featured with charging, discharging, and high temperature protection, which makes charging safe and enhanced durability. If the battery is overheated after prolonged use, please let the machine take a break for safety.
  • EASY OPERATION: We have attached an instruction manual, helping you quickly install and use our mini angle grinder. A few steps are in place, you can quickly start your work.

Last update on 2022-11-28 / Affiliate links / Images from Amazon Product Advertising API

How to find the best cordless angle grinder?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best cordless angle grinder for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good cordless angle grinder recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the cordless angle grinder need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for cordless angle grinder to find what you’re looking for:


In some cases, the brand of cordless angle grinder is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given cordless angle grinder are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about cordless angle grinder are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare cordless angle grinder quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best cordless angle grinder can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.