SINGTIP Cordless Angle Grinder Compatible with Dewalt 20V vs FULLYEA Cordless Angle Grinder 4-1/2", Brushless
Updated July 2026 — FULLYEA Cordless Angle Grinder 4-1/2", Brushless leads on sales rank and max rpm.
The SINGTIP grinder offers better compatibility and a lower price, while the FULLYEA provides higher RPM and included batteries.
Why SINGTIP Cordless Angle Grinder Compatible with Dewalt 20V is better
Lower Price
SINGTIP is priced at $46.99 compared to FULLYEA's $49.99.
Battery Compatibility
SINGTIP works with existing DEWALT batteries.
Accessory Variety
SINGTIP includes multiple types of discs.
Why FULLYEA Cordless Angle Grinder 4-1/2", Brushless is better
Higher RPM
FULLYEA reaches up to 12,000 RPM.
Included Batteries
FULLYEA comes with two 4.0Ah batteries.
Complete Kit
FULLYEA includes a charger and additional tools.
Overall score
Specifications
| Spec | SINGTIP Cordless Angle Grinder Compatible with Dewalt 20V | FULLYEA Cordless Angle Grinder 4-1/2", Brushless |
|---|---|---|
| Motor Type | Brushless | Brushless |
| Speed Range | 4000-8500 RPM | 6000-12000 RPM |
| Handle Type | Dual-position | Standard |
| Included Charger | No | Yes |
| Weight | 5.5 lbs | 6.0 lbs |
Dimension comparison
Overview of Cordless Angle Grinders
When it comes to cordless angle grinders, two standout options are the Cordless Angle Grinder Compatible with Dewalt 20V MAX Battery from SINGTIP and the FULLYEA Cordless Angle Grinder 4-1/2". Both tools offer unique features tailored for different user needs, making them competitive in the market. The SINGTIP model has a current price of $46.99, while the FULLYEA model is priced at $49.99, making the SINGTIP about 4% cheaper.
Power and Performance
Power and performance are crucial aspects to consider when selecting an angle grinder. The SINGTIP grinder features a brushless motor that can reach up to 8,500 RPM, providing sufficient speed for a variety of tasks. In contrast, the FULLYEA offers a higher maximum speed of 12,000 RPM, which can significantly improve efficiency during cutting and grinding operations. The increased RPM may appeal to users who frequently tackle demanding projects or need faster results.
Battery Compatibility and Lifespan
Battery compatibility and lifespan can influence the overall user experience. The SINGTIP grinder is designed to work with various DEWALT 20V MAX batteries, allowing users to utilize their existing battery collections. However, it does not come with a battery included. On the other hand, the FULLYEA model includes two 4.0Ah batteries, providing enhanced runtime right out of the box. This means that users of the FULLYEA grinder can start working immediately without the need to purchase additional batteries.
Speed Settings and Versatility
Versatility in speed settings can enhance the usability of an angle grinder. The SINGTIP model offers three variable speed options: 4,000, 5,800, and 8,500 RPM. This feature allows users to adjust the speed according to their specific tasks, whether it’s grinding, polishing, or cutting. Meanwhile, the FULLYEA also provides three speed settings but ranges from 6,000 to 12,000 RPM. This wider range gives users more control over their projects, especially when different materials or finishes are involved.
Design and User Comfort
User comfort is an important consideration, particularly for prolonged use. The SINGTIP grinder features a dual-position handle and a lock-on switch, which can reduce fatigue during extended operations. The design focuses on providing a smoother and more comfortable experience. In contrast, the FULLYEA model emphasizes portability and convenience with its cordless design, along with a spindle lock for quick disc changes. Both grinders prioritize user comfort, but the SINGTIP may excel in ergonomics due to its additional handle configuration.
Included Accessories
The accessories included with an angle grinder can enhance its value and usability. The SINGTIP grinder comes with essential accessories such as two sanding discs, two cutting wheels, and two flap discs, providing users with a good start for various projects. Conversely, the FULLYEA model comes as a complete kit, including three cutting wheels, two batteries, a fast charger, and several other useful tools, making it a comprehensive choice for users who want everything they need in one package.
Sales Rank and Market Position
Sales rank can be indicative of market performance and user trust. The SINGTIP grinder has a sales rank of 46,456, while the FULLYEA ranks slightly lower at 50,124. This difference suggests that the SINGTIP might be more popular among consumers, potentially reflecting its reliability and performance. However, it’s worth noting that both products have a respectable presence in the market, indicating general consumer interest.
Which should you buy?
Choosing between the SINGTIP Cordless Angle Grinder and the FULLYEA Cordless Angle Grinder ultimately depends on your specific needs. If you prioritize a lower price and compatibility with existing DEWALT batteries, the SINGTIP offers excellent value. However, if you are looking for higher RPM, included batteries, and a more comprehensive kit, the FULLYEA may be worth the extra investment. Both grinders offer reliable performance, but your choice should align with your project requirements and personal preferences.

