Ingersoll Rand 301B Air Die Grinder – 1/4", Right vs RhovixStar Brushless Angle Grinder Cordless, 3/
Updated July 2026 — Ingersoll Rand 301B Air Die Grinder – 1/4", Right wins on rpm and power, RhovixStar Brushless Angle Grinder Cordless, 3/ wins on battery and weight.
The Ingersoll Rand 301B offers higher RPM and durability, while the RhovixStar provides cordless convenience and versatility.
Why Ingersoll Rand 301B Air Die Grinder – 1/4", Right is better
Higher RPM
Ingersoll Rand 301B reaches 21,000 RPM compared to RhovixStar's 9,000 RPM.
Durability
Ingersoll Rand features ball-bearing construction for longer life.
Lightweight
Ingersoll Rand weighs only 1.02 lbs, making it easier to handle.
Why RhovixStar Brushless Angle Grinder Cordless, 3/ is better
Cordless
RhovixStar is battery-powered, offering more mobility.
Variable Speed
RhovixStar has 4 adjustable speeds for different tasks.
Comprehensive Kit
RhovixStar includes multiple accessories for added value.
Overall score
Specifications
| Spec | Ingersoll Rand 301B Air Die Grinder – 1/4", Right | RhovixStar Brushless Angle Grinder Cordless, 3/ |
|---|---|---|
| Motor Type | Air | Brushless |
| Speed Settings | 1 | 4 |
| Power Source | Compressed Air | Battery |
| Safety Features | Safety Lock | Overload Protection |
| Build Material | Aluminum | Plastic |
| Included Accessories | Basic Kit | Comprehensive Kit |
Dimension comparison
Overview of the Products
The Ingersoll Rand 301B Air Die Grinder and RhovixStar Brushless Angle Grinder are both powerful tools designed for specific grinding tasks. The Ingersoll Rand 301B is priced at $61.99, while the RhovixStar is slightly more expensive at $65.99, making it about 7% costlier. Both products offer unique features tailored to different user needs, from portability to power efficiency.
Performance and Power
When it comes to performance, the Ingersoll Rand 301B features a 0.25 horsepower motor that reaches speeds of 21,000 RPM. This high RPM allows it to power through tough jobs effectively. In contrast, the RhovixStar Brushless Angle Grinder offers variable speeds up to 9,000 RPM, which, while lower than the Ingersoll Rand, provides four adjustable speed settings for versatility. This means users can tailor the RhovixStar’s performance based on the specific task at hand, whether it’s cutting, grinding, or polishing.
Design and Build Quality
The Ingersoll Rand 301B is built with durable ball-bearing construction and an aluminum housing, ensuring longevity and stability during use. Weighing only 1.02 lbs, it is designed for easy handling, making it suitable for prolonged use in tight spaces. On the other hand, the RhovixStar is a cordless model, eliminating the hassle of power cords and enhancing portability. It’s designed with an ergonomic handle that reduces wrist fatigue, catering to users who may be engaged in long-term projects.
Power Source and Runtime
The Ingersoll Rand 301B operates using compressed air, which can be a limiting factor in terms of mobility. However, it is ideal for environments where air supply is readily available. The RhovixStar, powered by a 20V 4.0Ah lithium-ion battery, offers the freedom to work both indoors and outdoors without the constraints of a power cord. This battery-powered design allows it to run continuously for extended periods, making it a convenient choice for varied tasks.
Versatility and Applications
The Ingersoll Rand 301B excels in applications such as grinding, cutting, and polishing, making it a robust tool for general-purpose tasks. Its right angle configuration allows it to reach tight spots with ease. The RhovixStar, with its compatibility for a wide range of 3/8 blades and discs, is also versatile but offers added flexibility through its adjustable speed settings. This makes it suitable for tasks ranging from metal polishing to stone carving, appealing to users with diverse project needs.
Included Accessories and Value
The Ingersoll Rand 301B comes packaged with necessary accessories such as 1/4-inch and 6 mm collets, two wrenches, and operating instructions. While it does not include additional tools, it is a straightforward package focused on delivering the grinder's core capabilities. Conversely, the RhovixStar includes a comprehensive kit featuring two 4.0Ah batteries, a fast charger, multiple wheels, and a wrench. This extensive package enhances its value, especially for users seeking a complete solution right out of the box.
User Experience and Comfort
User comfort is a prominent focus for both tools. The Ingersoll Rand 301B, with its lightweight design and safety-lock throttle lever, ensures ease of use and enhanced safety during operation. The RhovixStar, featuring an ergonomic handle, is designed for both left-handed and right-handed users, further promoting comfort during extended use. This makes the RhovixStar particularly appealing for users who prioritize usability in their power tools.
Which should you buy?
Choosing between the Ingersoll Rand 301B Air Die Grinder and the RhovixStar Brushless Angle Grinder largely depends on your specific needs. If you require a high-speed, air-powered tool for intense grinding and cutting tasks, the Ingersoll Rand 301B at $61.99 is a solid choice. However, if you prefer the flexibility of a cordless tool with variable speed settings for diverse applications, the RhovixStar, priced at $65.99, might be the better option. Ultimately, both tools have their advantages, and the decision should align with your project requirements and work environment.

