DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM vs Rivlox Cordless Angle Grinder Kit, 3-inch Mini
Updated July 2026 — DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM wins on rpm and weight, Rivlox Cordless Angle Grinder Kit, 3-inch Mini wins on battery.
The DEWALT Angle Grinder excels in power and performance, while the Rivlox Cordless Angle Grinder Kit offers portability at a lower price.
Why DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM is better
Power
11 Amp motor for heavy-duty tasks
Durability
Dust Ejection System for longevity
Features
Tool-free wheel changes and safety lock-off
Why Rivlox Cordless Angle Grinder Kit, 3-inch Mini is better
Portability
Cordless design for easy mobility
Price
Significantly lower cost
Accessories
Includes two batteries and multiple discs
Overall score
Specifications
| Spec | DEWALT Angle Grinder, 4-1/2-Inch, 11-Amp, 11,000 RPM | Rivlox Cordless Angle Grinder Kit, 3-inch Mini |
|---|---|---|
| Motor Power | 11 Amp | 12V |
| Speed | 11000 RPM | High-speed |
| Corded/Cordless | Corded | Cordless |
| Safety Features | Paddle switch lock | Spindle lock |
| Included Accessories | Grinder, Guard | 2 Batteries, Charger |
Dimension comparison
Overview of the DEWALT Angle Grinder and Rivlox Cordless Angle Grinder Kit
The DEWALT Angle Grinder is a robust corded option while the Rivlox Cordless Angle Grinder Kit offers portability with its cordless design. The DEWALT model, priced at $99.00, features an 11 Amp motor and a Dust Ejection System, making it suitable for heavy-duty tasks. In contrast, the Rivlox model comes at a significantly lower price of $27.99, highlighting its appeal for lighter, more casual applications. This price difference makes the Rivlox about 72% cheaper than the DEWALT, which could influence buyers based on their needs.
Power and Performance
The DEWALT Angle Grinder boasts an impressive 11 Amp motor that can reach speeds of 11,000 RPM, making it ideal for rapid material removal and providing higher overload protection. This performance level is essential for professional-grade projects and tougher materials. On the other hand, the Rivlox Cordless Angle Grinder Kit features a high-speed brushed motor powered by a 12V lithium-ion battery, designed for reliable power in cutting, grinding, and polishing tasks. While the DEWALT excels in high-demand situations, the Rivlox is more suited for lighter jobs and home renovation projects, where extreme power is less critical.
Design and Usability
The DEWALT Angle Grinder is designed with a low-profile gear case, allowing access to tight spaces, which is a significant advantage for detailed work. Its Quick-Change Wheel release allows for tool-free wheel changes, enhancing user convenience. The One-Touch Guard offers 360-degree rotation with a single action, making it adaptable to various applications. In contrast, the Rivlox Cordless Angle Grinder Kit prioritizes portability with its lightweight design and cordless functionality, making it easy to maneuver in different settings. The non-slip rubberized handle and side-slide switch provide comfort during prolonged use, appealing to casual users who may not require the extensive features of the DEWALT.
Accessories and Kit Components
The DEWALT package includes essential components like a two-position side handle, wrench, and a 4-1/2" abrasive wheel, ensuring you have everything necessary to start working right away. This completeness is a strong point for users who value having all tools at their disposal. The Rivlox Cordless Angle Grinder Kit, however, comes with even more accessories, including two 12V batteries, a charger, five cutting discs, and a wrench. This comprehensive kit enhances its value, particularly for users looking for a versatile tool right out of the box. The additional accessories make the Rivlox a compelling option for those who want to tackle various tasks without needing to purchase extra components.
Safety Features
Safety is paramount in any power tool, and both the DEWALT and Rivlox models have implemented features to protect users. The DEWALT Angle Grinder includes a paddle switch with a safety lock-off to prevent accidental startups, which is crucial in preventing injuries during operation. Additionally, its enhanced guard protects users from debris while grinding. On the other hand, the Rivlox model features a secure spindle lock for safe accessory changes and a ventilation system to prevent overheating, ensuring that users can operate the tool safely for extended periods. Both models prioritize safety, but the DEWALT's features may offer more protection in demanding environments.
Portability and Flexibility
Portability is a significant consideration for many users, particularly those who work in various locations. The Rivlox Cordless Angle Grinder Kit shines in this area, as its cordless design eliminates the hassle of tangled cords and enhances mobility. Weighing less and featuring a compact design, it is ideal for both indoor and outdoor use. Conversely, the DEWALT Angle Grinder, being corded, may limit mobility but compensates with consistent power supply and performance, making it a better fit for stationary work environments. Users looking for flexibility may find the Rivlox more appealing, while those prioritizing power may lean towards the DEWALT.
Price Comparison
The pricing difference between the two angle grinders is significant. The DEWALT Angle Grinder is priced at $99.00, while the Rivlox Cordless Angle Grinder Kit offers a much lower price of $27.99. This price difference of $71.01 indicates that the Rivlox is about 72% cheaper than the DEWALT, making it an attractive option for budget-conscious consumers. However, buyers should consider whether the additional features and performance of the DEWALT justify the higher price tag, especially for professional use.
Which should you buy?
Choosing between the DEWALT Angle Grinder and the Rivlox Cordless Angle Grinder Kit ultimately depends on your specific needs and usage scenarios. If you require a powerful, professional-grade tool for heavy-duty tasks, the DEWALT, with its robust motor and dust ejection system, is the clear choice. However, if you're seeking a lightweight, portable option for light to moderate tasks without the need for extensive power, the Rivlox is an excellent and budget-friendly alternative. Consider your project requirements, portability needs, and budget to make the most informed decision.

