AIDERAR Impact Wrench for DeWalt Battery, vs Protmex Cordless Impact Wrench, 900Ft-lbs 1/2"
Updated August 2026 — AIDERAR Impact Wrench for DeWalt Battery, wins on torque and accessories, Protmex Cordless Impact Wrench, 900Ft-lbs 1/2" wins on battery life and weight.
The AIDERAR Impact Wrench outperforms the Protmex in torque and features, making it the better choice for heavy-duty applications.
Why AIDERAR Impact Wrench for DeWalt Battery, is better
Higher Torque
AIDERAR offers 1697 ft-lbs vs Protmex's 900 ft-lbs
More Control
AIDERAR has 5-speed settings compared to Protmex's 3-speed
Included Accessories
AIDERAR comes with sockets and storage bag, Protmex does not
Why Protmex Cordless Impact Wrench, 900Ft-lbs 1/2" is better
Lower Price
Protmex is priced at $85.49 vs AIDERAR's $119.99
Included Batteries
Protmex includes 2 x 4.0Ah batteries, AIDERAR does not
Higher RPM
Protmex has a max RPM of 3500, faster than AIDERAR's 2350 RPM
Overall score
Specifications
| Spec | AIDERAR Impact Wrench for DeWalt Battery, | Protmex Cordless Impact Wrench, 900Ft-lbs 1/2" |
|---|---|---|
| Max Torque | 1697 ft-lbs | 900 ft-lbs |
| Speed Settings | 5 | 3 |
| Battery Included | No | Yes |
| RPM | 2350 | 3500 |
| Accessories | Yes | No |
Dimension comparison
Overview of the Impact Wrenches
The AIDERAR Impact Wrench and the Protmex Cordless Impact Wrench are both high-torque power tools designed for heavy-duty applications, but they target slightly different user needs. The AIDERAR model boasts a maximum breakaway torque of 1697 ft-lbs (2300 Nm), making it a formidable choice for those dealing with stubborn fasteners. In contrast, the Protmex offers 900 ft-lbs (1200 Nm) of torque, which is adequate for lighter tasks but may not meet the demands of heavy equipment users.
Performance and Torque
When it comes to performance, the AIDERAR Impact Wrench excels with its impressive 1697 ft-lbs of breakaway torque. This power enables the tool to remove even the most stubborn lug nuts and bolts, making it ideal for heavy machinery and truck applications. The Protmex, while still powerful, delivers a maximum torque of 900 ft-lbs, which may suffice for typical automotive uses but falls short for more demanding tasks. Therefore, if your work often involves heavy-duty applications, the AIDERAR is the clear winner in this category.
Speed and Control Features
The AIDERAR model features a 5-speed forward control, allowing users to choose from torque settings ranging from 516 to 1255 ft-lbs. This level of control can be particularly beneficial for commercial vehicle applications. On the other hand, the Protmex offers a 3-speed mode, with a maximum RPM of 3500, which is useful for quicker tasks. However, it lacks the same range of torque settings as the AIDERAR. If precise torque control is crucial for your work, the AIDERAR's 5-speed feature provides a distinct advantage.
Power Source and Battery Compatibility
The AIDERAR Impact Wrench is designed to be compatible with DeWalt 20V MAX batteries, but it is sold as a bare tool, which means users must purchase the battery separately. In contrast, the Protmex comes with two 4.0Ah batteries, providing immediate usability right out of the box. The inclusion of batteries makes the Protmex more user-friendly for those who do not already own compatible batteries, offering about $34.50 in savings when you consider the cost of purchasing a battery separately for the AIDERAR model.
Design and Usability
Both impact wrenches are built with user convenience in mind. The AIDERAR model includes a built-in LED light for visibility in low-light conditions, enhancing its usability during nighttime or dimly lit tasks. The Protmex also has a built-in LED light, ensuring that users can work efficiently in tight or dark spaces. However, the AIDERAR’s additional forward/reverse with auto stop protection feature enhances its usability by preventing over-removal of bolts, making it a more sophisticated tool for detailed work.
Accessories and Storage
The AIDERAR Impact Wrench comes with a set of four deep impact sockets and a 5" drive socket extension, which adds value for users who need a complete toolkit for their tasks. The inclusion of a durable storage bag for easy transport is also a plus. The Protmex does not offer any additional sockets or storage solutions, which may require users to purchase these extras separately. For those seeking a comprehensive package, the AIDERAR provides better value with its included accessories.
Price Comparison
In terms of pricing, the AIDERAR is currently priced at $119.99, while the Protmex is more budget-friendly at $85.49. This makes the Protmex about 29% cheaper than the AIDERAR. However, the price difference reflects the performance capabilities, where the AIDERAR offers significantly higher torque and features suited for heavy-duty applications. If budget is a primary concern and your tasks do not require extreme torque, the Protmex presents a compelling option.
Which should you buy?
Choosing between the AIDERAR Impact Wrench and the Protmex Cordless Impact Wrench ultimately depends on your specific needs. If you require a high-torque tool for heavy-duty applications, the AIDERAR stands out with its superior torque and extensive control features. However, for users seeking a more budget-friendly option that still performs well for everyday tasks, the Protmex is a solid choice with the added convenience of included batteries. Ultimately, your choice should align with your intended use, budget, and whether you value higher torque or initial cost savings.

