MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque vs DEWALT DCF913B 20V MAX* 3/8 in. Cordless Impact
Updated August 2026 — MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque wins on accessories and price, DEWALT DCF913B 20V MAX* 3/8 in. Cordless Impact wins on brand and size.
The Cordless Impact Wrench offers better value and higher torque, while the DEWALT DCF913B is more compact and has a stronger brand reputation.
Why MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque is better
Price
Cordless Impact Wrench is $82.01 cheaper
Torque
Cordless Impact Wrench has 406 ft-lbs vs 250 ft-lbs
Accessories
Cordless Impact Wrench includes 25 accessories
Why DEWALT DCF913B 20V MAX* 3/8 in. Cordless Impact is better
Brand
DEWALT is a well-known brand
Compact
DEWALT DCF913B is designed for tight spaces
Sales Rank
DEWALT DCF913B has a better sales rank
Overall score
Specifications
| Spec | MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque | DEWALT DCF913B 20V MAX* 3/8 in. Cordless Impact |
|---|---|---|
| Max Torque | 406 ft-lbs | 250 ft-lbs |
| Breakaway Torque | 550 N·m | 400 ft-lbs |
| Speed Settings | 3 | N/A |
| LED Light | Yes | Yes |
| Weight | Not specified | Not specified |
Dimension comparison
Overview of the Cordless Impact Wrench and DEWALT DCF913B
The Cordless Impact Wrench by MZG is significantly cheaper than the DEWALT DCF913B, priced at $38.99 compared to $121.00, making it about 68% less expensive. This drastic price difference hints at varying features and capabilities between the two models. Both tools serve the same core function of fastening and loosening bolts but target different user needs based on price and performance.
Power and Torque Comparison
In terms of power, the Cordless Impact Wrench boasts a maximum breakaway torque of 550 N·m (406 ft-lbs), making it ideal for demanding tasks such as removing stubborn bolts or car lug nuts. In contrast, the DEWALT DCF913B offers a maximum tightening torque of 250 ft-lbs and a breakaway torque of 400 ft-lbs. While both tools are capable of handling various applications, the higher torque of the MZG model is particularly advantageous for heavy-duty tasks, thereby appealing to users who require extra power for more challenging jobs.
Speed Settings and Control
The Cordless Impact Wrench comes with three variable speed settings (0-1500, 2100, and 2600 RPM), allowing users to adjust the speed based on the task at hand. This flexibility enhances precision, especially for delicate jobs. Meanwhile, the DEWALT DCF913B does not specify variable speed settings, which may limit its versatility for different applications. The ability to customize speed in the MZG model makes it a more adaptable choice for various tasks, from assembling furniture to automotive work.
Design and Portability
Portability is an essential factor for any cordless tool. The DEWALT DCF913B is designed to be compact, making it easier to maneuver in tight spaces. However, the Cordless Impact Wrench also presents a practical design, although specific dimensions are not provided. Both tools are cordless, enhancing their portability, but the compact nature of the DEWALT model might give it an edge for users working in confined areas.
Battery and Accessories
The Cordless Impact Wrench comes with two 2.0Ah lithium batteries and 25 accessories, enhancing its value for the price. The inclusion of multiple accessories makes it more user-friendly right out of the box. In contrast, the DEWALT DCF913B is sold as a tool only, requiring users to purchase batteries and accessories separately. This can significantly increase the overall cost for the DEWALT model, making the MZG option not only cheaper but also more convenient for those looking to get started immediately.
Lighting Features
Lighting capabilities are essential for working in dim areas. The Cordless Impact Wrench includes a built-in LED work light that illuminates low-visibility workspaces effectively. Similarly, the DEWALT DCF913B features an onboard LED ring for enhancing visibility in dark conditions. Both tools provide adequate lighting solutions, but the specifics of how they illuminate workspaces may vary based on user experience.
Sales Rank and Market Performance
The DEWALT DCF913B has a better sales rank of 9732, indicating that it is more popular among consumers compared to the Cordless Impact Wrench, which has a sales rank of 52682. This suggests that the DEWALT model may have a reputation for reliability and performance, which could influence potential buyers. However, lower sales rank does not necessarily reflect poor performance; it might simply indicate a lesser-known brand or a focus on different market segments.
Which should you buy?
Choosing between the Cordless Impact Wrench and the DEWALT DCF913B largely depends on your specific needs. If budget is a primary concern, the Cordless Impact Wrench is about $82.01 cheaper and comes with essential accessories, making it a solid choice for casual users and DIY enthusiasts. On the other hand, if you prioritize brand reputation and compact design for tight spots, the DEWALT DCF913B may be worth the investment, despite its higher price. Ultimately, both tools have their strengths, and your decision should align with your intended use and budget constraints.

