AVID POWER Angle Grinder, 7.5-Amp 4-1/ vs Dong Cheng DongCheng Angle Grinder 4-1/
Updated July 2026 — AVID POWER Angle Grinder, 7.5-Amp 4-1/ wins on speed and price, Dong Cheng DongCheng Angle Grinder 4-1/ wins on sales rank and weight.
The AVID POWER Angle Grinder offers more power and accessories, while the DongCheng model is more affordable and features a safety paddle switch.
Why AVID POWER Angle Grinder, 7.5-Amp 4-1/ is better
Power
7.5-Amp motor vs 6.7-Amp motor
Accessories
Includes more accessories for immediate use
Sales Rank
Higher sales rank indicates better popularity
Why Dong Cheng DongCheng Angle Grinder 4-1/ is better
Price
$32.99 vs $42.99
Safety Feature
No lock-on paddle switch for safety
Weight
Slightly lighter at 4.2 lbs
Overall score
Specifications
| Spec | AVID POWER Angle Grinder, 7.5-Amp 4-1/ | Dong Cheng DongCheng Angle Grinder 4-1/ |
|---|---|---|
| Motor Power | 7.5-Amp | 6.7-Amp |
| Max Speed | 12000 RPM | 11800 RPM |
| Paddle Switch | No | Yes |
| Weight | 3.64 lbs | 4.2 lbs |
| Included Discs | 6 | 6 |
Dimension comparison
Overview of the Products
The AVID POWER Angle Grinder is priced at $42.99, while the DongCheng Angle Grinder is available for $32.99, making it about 17% cheaper than its competitor. Both grinders are designed for cutting, grinding, and polishing tasks, but they come from different brands and feature unique specifications tailored to various user needs. The AVID POWER model boasts a higher amperage, whereas the DongCheng model offers a safety-focused paddle switch.
Motor Power and Performance
The AVID POWER Angle Grinder features a robust 7.5-Amp motor that can deliver speeds of up to 12,000 RPM, making it suitable for a wide range of metalworking tasks. In contrast, the DongCheng Angle Grinder has a slightly lower 6.7-Amp (800W) motor, with a maximum speed of 11,800 RPM. While both motors provide sufficient power for typical DIY and light to medium tasks, the AVID POWER model offers a bit more power and efficiency, which may be beneficial for more demanding applications.
Safety Features
Safety is a crucial aspect of any power tool, and here, the DongCheng Angle Grinder stands out with its no lock-on paddle switch. This feature ensures that the grinder stops immediately when the switch is released, minimizing the risk of accidental activation. The AVID POWER grinder, while not featuring this specific safety switch, does come with a tool-free adjustable safety guard that can be positioned to deflect sparks and debris, ensuring a safer working environment during use.
Weight and Ergonomics
In terms of weight, the AVID POWER grinder weighs in at 3.64 lbs, while the DongCheng model is slightly heavier at 4.2 lbs. The lighter weight of the AVID POWER grinder may lead to less fatigue during extended use, which could be a significant advantage for users tackling larger projects. Both grinders include ergonomic designs aimed at reducing vibration and enhancing user comfort, but the AVID POWER model's lighter build might make it more appealing for prolonged operation.
Versatility of Applications
Both grinders are designed for versatility, allowing users to tackle tasks including cutting, grinding, and polishing. The AVID POWER Angle Grinder is specifically noted for its effectiveness in metal work, including sharpening lawn mower blades and cutting through rusted bolts. It is also mentioned that this grinder can handle masonry projects with the use of diamond discs. The DongCheng Angle Grinder, while also versatile, emphasizes its dual guard system, which includes interchangeable guards for both cutting and grinding, making it adaptable for different project needs.
Accessories Included
The AVID POWER grinder includes a comprehensive set of accessories, featuring 2 metal cutting wheels, 2 metal grinding wheels, a flap disc, an auxiliary handle, an adjustable wheel guard, and a spanner wrench. This selection makes it a well-rounded choice for users looking to start working right away. On the other hand, the DongCheng model also provides a good array of accessories, including 2 cutting discs, 2 grinding wheels, and 2 flap discs, along with an auxiliary handle and other essential tools. While both grinders come ready for use, the AVID POWER's larger number of accessories may present better value for beginners.
Brand Reputation and Sales Rank
The AVID POWER Angle Grinder has a sales rank of 9063, while the DongCheng model has a lower rank of 20066. A lower sales rank often indicates higher popularity among consumers, suggesting that the AVID POWER grinder may have a stronger reputation in the market. This could provide potential buyers with additional confidence in the purchase, as popularity often reflects positive customer experiences and satisfaction.
Which should you buy?
Choosing between the AVID POWER Angle Grinder and the DongCheng Angle Grinder ultimately depends on your specific needs and preferences. If you prioritize higher power and a more extensive selection of accessories, the AVID POWER model is a compelling choice, albeit at a higher price of $42.99. However, if safety features and affordability are your main concerns, the DongCheng model, priced at $32.99, offers a reliable alternative with its paddle switch and solid performance. Consider your project requirements and budget to make an informed decision that best suits your needs.

