AOBEN Cordless Angle Grinder 4-1/ vs Metabo HPT 4-1/2-Inch Angle Grinder
Updated July 2026 — AOBEN Cordless Angle Grinder 4-1/ wins on motor and wheels, Metabo HPT 4-1/2-Inch Angle Grinder wins on rpm.
The AOBEN Cordless Angle Grinder offers superior versatility and performance, while the Metabo HPT is a solid budget-friendly option.
Why AOBEN Cordless Angle Grinder 4-1/ is better
Power
AOBEN has a brushless motor with higher RPM.
Battery Life
AOBEN includes two 4.0Ah batteries for extended use.
Accessories
AOBEN comes with a comprehensive kit including multiple wheels.
Why Metabo HPT 4-1/2-Inch Angle Grinder is better
Price
Metabo HPT is significantly cheaper.
Weight
Metabo HPT is lighter at 4.0 lbs.
Simplicity
Metabo HPT is a straightforward corded option.
Overall score
Specifications
| Spec | AOBEN Cordless Angle Grinder 4-1/ | Metabo HPT 4-1/2-Inch Angle Grinder |
|---|---|---|
| Motor Type | Brushless | Brushed |
| Max RPM | 9500 | 9800 |
| Battery Included | Yes | No |
| Weight | 5.0 lbs | 4.0 lbs |
| Warranty | N/A | 1 Year |
Dimension comparison
Overview of the AOBEN Cordless Angle Grinder
The AOBEN Cordless Angle Grinder is a versatile tool that offers a powerful 21V battery system and a brushless motor, making it suitable for a range of applications. Priced at $79.99, it is designed for both indoor and outdoor use, providing flexibility without the hassle of cords. This grinder features three adjustable speeds, up to a maximum of 9500 RPM, allowing users to tackle various tasks such as metal cutting, grinding, and polishing. With a sales rank of 15,649, it showcases a decent level of popularity in the market.
Overview of the Metabo HPT Angle Grinder
The Metabo HPT 4-1/2-Inch Angle Grinder is a more traditional option with a 6.2 Amp motor, priced at $49.00. This model is compact and lightweight, weighing only 4.0 lbs, which enhances control and maneuverability during continuous use. It also includes five grinding wheels and a carrying case, making it a practical choice for those who need a ready-to-use tool out of the box. The Metabo HPT has a sales rank of 31,276, indicating its position within the competitive angle grinder market.
Power and Performance
In terms of power, the AOBEN features a brushless motor that allows for longer lifespan and greater efficiency compared to traditional motors. With a peak performance of 9500 RPM, it is suitable for demanding tasks. The Metabo HPT, on the other hand, has a 6.2 Amp motor that delivers up to 980W of max output power. While the AOBEN offers greater RPM, the Metabo HPT’s motor design focuses on durability and cooling efficiency. For users who prioritize a powerful motor, the choice may lean towards the AOBEN, whereas those looking for steady performance might prefer the Metabo HPT.
Battery Life and Runtime
The AOBEN Cordless Angle Grinder includes two 4.0Ah lithium-ion batteries, ensuring extended runtime that is ideal for both indoor and outdoor applications. This setup effectively eliminates the limitations posed by power cords. In contrast, the Metabo HPT operates directly via an electrical outlet, which may limit portability but ensures uninterrupted power. For users who frequently work in locations without easy access to power outlets, the AOBEN's battery-operated design offers a significant advantage.
Safety Features
Safety is a critical consideration when using power tools. The AOBEN comes with two protective wheel guards to shield users from flying sparks and debris during operation. Additionally, it features a smart chip to prevent overheating and overload, ensuring safer usage. The Metabo HPT also incorporates safety features, including a left-mounted slide switch with a quick-off function, which is particularly beneficial for quick shut-off during emergencies. Both grinders prioritize user safety, but the AOBEN offers more extensive protective measures with its wheel guards.
Design and Usability
In terms of design, the AOBEN Cordless Angle Grinder is compact and ergonomic, promoting comfort during use. It includes an auxiliary handle for improved control, making it suitable for various tasks. The Metabo HPT's design also focuses on user comfort, featuring a smaller grip diameter that reduces fatigue during prolonged use. Its removable side handle enhances usability for both right and left-handed users. While both tools are designed with user ergonomics in mind, the AOBEN provides additional features that enhance overall control and comfort.
Accessories and Add-ons
The AOBEN Cordless Angle Grinder comes as a complete kit, including two batteries, a charger, various wheel guards, and an array of grinding and cutting wheels—all neatly organized in a tool case. This comprehensive package adds significant value for users who want everything they need in one purchase. In contrast, the Metabo HPT includes five grinding wheels and a carrying case, making it ready to use right away. While both products offer valuable accessories, the AOBEN's extensive kit may appeal more to those looking for versatility.
Which should you buy?
Choosing between the AOBEN Cordless Angle Grinder and the Metabo HPT 4-1/2-Inch Angle Grinder ultimately depends on your specific needs. The AOBEN, priced at $79.99, offers a powerful brushless motor, battery operation, and a comprehensive kit, making it ideal for users who require versatility and portability. Conversely, the Metabo HPT, at $49.00, provides solid performance with its 6.2 Amp motor and is suitable for those who prefer a straightforward, corded option. If you value portability and comprehensive accessories, the AOBEN is the better choice. However, if budget and simplicity are your priorities, the Metabo HPT is a competent alternative.

