Cordless angle grinders are essential power tools for both professionals and DIY enthusiasts.
They offer portability, convenience, and versatility, allowing you to tackle various cutting, grinding, and polishing tasks without being restricted by a cord.
If you’re in the market for the best cordless grinder tool in the UK, we’ve got you covered.
Best Options At A Glance
Product Summaries
Einhell Power X-Change 18V Cordless Angle Grinder
- Brand - Einhell
- Dimensions - aprx. 40 x 16.5 x 9 cm
- Weight - aprx. 3.5 kg
- RPM - 8500
- Special Feature - X-Change Battery
Firstly we have the entry level Einhell Power X-Change 18V Cordless Angle Grinder. It’s currently selling for £91/$123 on Amazon.
This Einhell Power X-Change 18V angle grinder features a high-performance lithium-ion battery from the popular PXC range, delivering reliable cordless power across a wide range of tasks. It operates at an idle speed of 8,500 revolutions per minute, providing fast and efficient cutting and grinding performance.
One of the standout benefits of this model is its integration with the Power X-Change system. The included 18V battery can be used across other compatible Einhell tools, offering added flexibility and long-term value. The advanced battery management system with microprocessor monitoring helps protect against overheating and deep discharge, supporting extended battery life.
This set includes the grinder, battery and charger, giving you everything required to get started straight out of the box.
If you’re looking for a lightweight cordless angle grinder from a well-established brand with cross-compatible battery support, this Einhell model is a strong option.
Buy the Einhell Power X-Change 18V Cordless Angle Grinder from Amazon for only £91/$123:
Makita DGA504Z 18V Cordless Angle Grinder
- Brand - Makita
- Dimensions - 36.2 x 14 x 14.5 cm
- Weight - 2.5 kg
- RPM - 8500
- Special Feature - Auto Speed Control
Next we have the Makita DGA504Z 18V Cordless Angle Grinder. It’s currently selling for £112/$151 on Amazon.
This 125mm model is powered by Makita’s 18V LXT lithium-ion platform and features a high-efficiency brushless motor designed for demanding grinding applications. Automatic Torque Drive Technology (ADT) adjusts speed and torque during operation, while automatic speed control helps maintain consistent performance under load.
Safety and durability features include an anti-restart function, electronic current limiter, and a slide-type switch with lock-on function. The spindle lock allows for quick and straightforward wheel changes, and it can be connected to a dust extraction system with an optional compatible guard.
It’s important to note that this version is supplied as a body-only unit – no battery or charger is included. Other options in this list include batteries and chargers, so this model is best suited to users who already own Makita 18V LXT batteries. It is not compatible with Makita G-Series batteries.
If you’re already invested in the Makita LXT platform and want a powerful brushless 125mm grinder, this body-only option offers premium performance without the added cost of extra batteries.
Buy the Makita DGA504Z 18V Cordless Angle Grinder from Amazon for only £112/$151:
Bosch Cordless 18V-75 Small Angle Grinder
- Brand - Bosch
- Dimensions - aprx. 35 x 15 x 10 cm
- Weight - 1.7 kg
- RPM - 12,000
- Special Feature - Quick Adjust Guard
Another great angle grinder is the Bosch Cordless 18V-75 Small Angle Grinder. It’s currently selling for £132/$178 on Amazon.
This compact 18V model features a small grip circumference and soft-grip design for improved comfort and control during extended use. The quick-adjust guard allows tool-free repositioning, making it easier to adapt safely between applications.
It operates at 12,000 rpm (no-load speed), delivering fast and consistent performance across grinding, cutting, brushing and sanding tasks. Part of the POWER FOR ALL Alliance, the included 4.0Ah 18V battery is compatible with over 150 products across multiple brands, offering long-term flexibility beyond this single tool.
Theset includes one 4.0Ah battery and the AL18V-20 charger, providing everything needed to get started straight out of the box.
If you’re looking for a high-speed 18V cordless angle grinder with strong cross-brand battery compatibility, this Bosch set is a well-rounded option.
Buy the Bosch Cordless 18V-75 Small Angle Grinder from Amazon for only £132/$178:
DeWalt 18V XR Cordless Angle Grinder
- Brand - DeWalt
- Dimensions - arpx. 40 x 17 x 9 cm
- Weight - 2.2 kg
- RPM - 7000
- Special Feature - Intelligent Trigger
Next we have the DeWalt 18V XR Cordless Angle Grinder. It’s currently selling for £203/$274 on Amazon.
This DeWalt angle grinder uses a 5.0 Ah battery that is the most powerful of any battery we’ve covered on this list so far. It has a power output of 405 Watts producing up to 7,000 rotations per minute.
One of the most interesting features is the innovative steel cut bevel gears which make this grinder extremely durable as well as low vibration during use.
It also uses an intelligent variable speed trigger and lock-off switch. This allows for much greater control for the user as well as improved safety.
This angle grinder might be the best on the market for less than £200. If you want a powerful angle grinder from a reputable brand like a DeWalt, this grinder is an excellent choice.
Buy the DeWalt 18V XR Cordless Angle Grinder from Amazon for only £203/$274:
Makita 18V 115mm Cordless Angle Grinder
- Brand - Makita
- Dimensions - arpx. 40 x 18 x 10 cm
- Weight - aprx. 3.5 kg
- RPM - 10,000
- Special Feature - Efficient Charging
Finally we have the Makita 18V 115mm Cordless Angle Grinder. It’s currently selling for £232/$313 on Amazon.
This angle grinder from Makita is really impressive. It comes with two LXT 5.0 Ah batteries that are capable of producing a shocking 10,000 revolutions per minute. The efficient lithium batteries have a discharge rate that is 5 times lower than some of their closest competitors.
One of the more innovative features is the LED warning light system. The built-in electronic control circuit will activate the lights in order to signal the user of a potential overload, which is really helpful for protecting your grinder from unnecessary damage.
The efficient motor is also fan cooled. This helps to prevent overheating and extends the lifespan of your angle grinder.
If you’re looking for a top-of-the-range cordless angle grinder from a premium brand like Makita, this might be the angle grinder for you.
Buy the Makita 18V 115mm Cordless Angle Grinder from Amazon for only £232/$313:
🛠️ Cordless 18V Angle Grinders – Comparison Table
If you’re comparing performance, battery inclusion and price tier, the table below highlights the key differences at a glance.
Einhell Power X-Change 18V – ££
8,500 rpm cordless grinder supplied with battery and charger. Compatible with the Einhell Power X-Change system.
Makita DGA504Z – ££
8,500 rpm brushless 125mm grinder with Automatic Torque Drive Technology. Body only – no battery included.
Bosch UniversalGrind 18V-75 – £££
High-speed 12,000 rpm model with compact design and quick-adjust guard. Includes 4.0Ah battery and charger. Part of the POWER FOR ALL Alliance.
DeWalt 18V XR – £££
7,000 rpm grinder with 5.0Ah battery and intelligent variable speed trigger. Designed for durability and controlled operation.
Makita 18V 115mm Twin Battery Set – ££££
10,000 rpm grinder supplied with two 5.0Ah LXT batteries. Features LED overload warning system and fan-cooled motor.
FAQs
Cordless angle grinders usually run for around 30 minutes on a full-charge. This will depend on the model, grinding disc, and application though. For example, using a lower quality modes or grinding a tough material may cause the battery to deplete more quickly. Conversely, using a higher quality grinder or grinding a softer material may result in more than 30 minutes of charge.
Cordless angle grinders are especially convenient because you’re not limited by the length of your power cable. On the other hand, corded angle grinders are usually more powerful (depending on the model), and you don’t have to worry about recharging/swapping batteries. In most cases, cordless angle grinders are more convenient for smaller DIY jobs, and corded grinders are better suited for heavy duty jobs because of their improved performance.
Yes, a brushless motor is better for cordless angle grinders because it’s more efficient and generates less heat, extending battery/product lifespan. They also deliver more consistent power, making them better for tougher materials. Plus, brushless motors require less maintenance, lasting longer than traditional brushed motors without as much upkeep.
Thanks for reading our article. If you’re interested in getting a dust extractor for your angle grinder, you might want to take a look at our article covering the Best Dust Extractor For Power Tools UK.
Feel free to leave a comment below if you have any thoughts or queries that you’d like us to take a look at – we’d be happy to help.
