AOBEN Cordless Angle Grinder 4-1/ vs DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM
Updated July 2026 — AOBEN Cordless Angle Grinder 4-1/ wins on battery and speed, DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM wins on sales rank and rpm.
The AOBEN Cordless Angle Grinder offers better value with its lower price and included accessories, while the DEWALT excels in power and brand reputation.
Why AOBEN Cordless Angle Grinder 4-1/ is better
Price
AOBEN is $19.01 cheaper than DEWALT
Accessories
AOBEN includes a comprehensive kit with multiple accessories
Speed Settings
AOBEN offers adjustable speed settings for versatility
Why DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM is better
Power
DEWALT has a higher RPM at 11,000
Brand Reputation
DEWALT is a well-known and trusted brand
Durability
DEWALT features a Dust Ejection System for better longevity
Overall score
Specifications
| Spec | AOBEN Cordless Angle Grinder 4-1/ | DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM |
|---|---|---|
| Motor Type | Brushless | AC/DC |
| Power Source | Cordless | Corded |
| Guard Type | 2 Guards | One-Touch |
| Max Speed | 9500 RPM | 11000 RPM |
| Battery Included | Yes | No |
Dimension comparison
Price Comparison
The AOBEN Cordless Angle Grinder is priced at $79.99, making it about 17% cheaper than the DEWALT Angle Grinder, which retails for $99.00. This price difference may be significant for budget-conscious consumers looking for a viable option for their angle grinding tasks. While both products are positioned in the same market segment, the price point of the AOBEN model could attract those who are hesitant to invest heavily in power tools. The AOBEN's pricing reflects its cordless design and included accessories, which may provide better overall value for certain users.
Motor and Performance
The AOBEN Cordless Angle Grinder features a brushless motor, allowing for a maximum speed of 9,500 RPM. This design not only extends the product's lifespan but also enhances performance and energy efficiency compared to traditional motors. In contrast, the DEWALT Angle Grinder boasts an 11 Amp AC/DC motor with a maximum speed of 11,000 RPM. This higher RPM rating means the DEWALT may excel in faster material removal, which could be critical for professional users or those tackling heavy-duty tasks. Each motor type has its strengths, making performance a key differentiator between these two models.
Battery vs. Corded Operation
The AOBEN model's cordless design is powered by a 21V 4.0Ah battery, which allows for flexibility and mobility during use. This feature might be particularly advantageous in outdoor settings or jobs where access to power outlets is limited. On the other hand, the DEWALT Angle Grinder is corded, which ensures continuous power without the need for battery management. Users who prefer the reliability of a plug-in tool and need sustained power for extensive projects may find the DEWALT more appealing. Ultimately, the choice between battery-operated and corded tools hinges on individual use cases and preferences.
Speed Settings and Control
The AOBEN Cordless Angle Grinder offers three adjustable speed settings, allowing users to choose between different RPM levels depending on the task at hand. This versatility can be beneficial for various applications, such as grinding, cutting, and polishing. In contrast, the DEWALT Angle Grinder does not provide multiple speed settings but compensates with its high max speed of 11,000 RPM and features designed for ease of use, such as a Quick-Change Wheel release for tool-free wheel removal. For users who value control over speed, the AOBEN's adjustable settings may be more advantageous.
Safety Features
Both grinders incorporate safety features, but they approach it differently. The AOBEN Cordless Angle Grinder is equipped with two protective wheel guards to safeguard users from flying sparks and debris during operation. Conversely, the DEWALT Angle Grinder includes a One-Touch Guard that allows for 360-degree rotation, enabling quick adjustments without needing additional tools. Additionally, the DEWALT incorporates a safety paddle switch with a lock-off feature to prevent accidental start-up. Depending on the user's safety priorities, each tool offers effective solutions.
Accessories and Kit Contents
The AOBEN Cordless Angle Grinder comes as a comprehensive kit, including two 4.0Ah batteries, a charger, a handle, multiple wheel guards, and various grinding and cutting wheels, all packaged in a convenient carrying case. This all-in-one setup can be particularly appealing for beginners or those who prefer a complete solution. In contrast, the DEWALT Angle Grinder is sold as a standalone unit with fewer included accessories. While it does come with a guard and side handle, users may need to invest in additional accessories separately, making the AOBEN a more attractive option for a complete package.
Brand Reputation and Sales Rank
The AOBEN Cordless Angle Grinder has a sales rank of 15,649, indicating a moderate presence in the market. Meanwhile, the DEWALT Angle Grinder has a higher sales rank of 38,136, suggesting a more established position among users. DEWALT is a well-known brand in the power tool industry, often associated with professional-grade equipment. Brand reputation can play a significant role in consumer choices, as many users may place more trust in a well-established name like DEWALT over a less recognized brand.
Which should you buy?
Choosing between the AOBEN Cordless Angle Grinder and the DEWALT Angle Grinder ultimately depends on individual needs and preferences. If you're looking for a budget-friendly, cordless option that includes a comprehensive kit of accessories, the AOBEN model at $79.99 might be the better choice. However, if you require a powerful, corded tool with a higher RPM for faster material removal and trust in a reputable brand, the DEWALT Angle Grinder priced at $99.00 could be worth the investment. Assess your specific requirements, including mobility, power, and safety features, to make the best decision for your grinding tasks.

