DEWALT ATOMIC 20V MAX* 3/8 in. Cordless Impact vs SundpeyPRO Cordless Impact Wrench 750Ft-lbs -
Updated August 2026 — DEWALT ATOMIC 20V MAX* 3/8 in. Cordless Impact wins on user control and torque, SundpeyPRO Cordless Impact Wrench 750Ft-lbs - wins on battery life and weight.
The DEWALT ATOMIC offers superior precision and build quality, while the SundpeyPRO provides higher torque at a lower price.
Why DEWALT ATOMIC 20V MAX* 3/8 in. Cordless Impact is better
Precision Control
DEWALT has advanced precision wrench control.
Build Quality
DEWALT features a robust glass-filled nylon housing.
Brand Reputation
DEWALT is a well-established brand in the market.
Why SundpeyPRO Cordless Impact Wrench 750Ft-lbs - is better
Torque
SundpeyPRO offers 750 ft-lbs of torque.
Price
SundpeyPRO is significantly cheaper at $69.98.
Battery Included
SundpeyPRO comes with two batteries included.
Overall score
Specifications
| Spec | DEWALT ATOMIC 20V MAX* 3/8 in. Cordless Impact | SundpeyPRO Cordless Impact Wrench 750Ft-lbs - |
|---|---|---|
| Max Torque | 300 ft-lbs | 750 ft-lbs |
| Battery | Not Included | 2 x 4.0Ah |
| Weight | Compact | 9.48 lbs |
| LED Light | Yes | No |
| Speed Control | 4 Settings | 3 Settings |
Dimension comparison
Overview of the DEWALT ATOMIC 20V MAX* and SundpeyPRO Cordless Impact Wrenches
The DEWALT ATOMIC 20V MAX* 3/8 in. Cordless Impact Wrench is designed for those who need a reliable and compact tool, while the SundpeyPRO Cordless Impact Wrench offers a higher torque capacity at a lower price. The DEWALT model retails for $142.99, whereas the SundpeyPRO is priced at $69.98, making it about 51% cheaper. This significant price difference positions the SundpeyPRO as an appealing option for budget-conscious consumers.
Performance Comparison
In terms of performance, the DEWALT ATOMIC delivers up to 300 ft-lbs. of maximum fastening torque, which allows it to handle various fastening tasks effectively. In contrast, the SundpeyPRO boasts an impressive maximum torque of 750 ft-lbs (1000 N·m), making it a powerful choice for more demanding projects. This 150% increase in torque suggests that the SundpeyPRO is better suited for heavy-duty applications, such as automotive repairs and construction projects, where higher torque is often required.
Speed and Control Features
The DEWALT ATOMIC offers enhanced user control with its four speed settings and a precision wrench control feature, which helps prevent overtightening. The SundpeyPRO, on the other hand, includes three speed gears and two steering switches for both forward and reverse modes. This gives users flexibility in their tasks, but it lacks the advanced precision control that DEWALT provides. Consequently, while the SundpeyPRO is versatile, the DEWALT may edge it out in terms of precision for intricate work.
Battery Life and Efficiency
Battery performance is crucial for any cordless tool. The DEWALT ATOMIC does not come with a battery, which means you’ll need to purchase one separately, potentially increasing the overall cost. Meanwhile, the SundpeyPRO comes with two 4.0Ah batteries, which enhance its runtime and efficiency. This feature significantly improves convenience, as users can work longer without interruption, making the SundpeyPRO a more practical choice for those who need extended use without frequent battery changes.
Portability and Design
When it comes to portability, the DEWALT ATOMIC is compact and designed for easy maneuverability. The SundpeyPRO is also lightweight, weighing in at 9.48 lbs, making it easy to carry around. However, the DEWALT's robust build, featuring glass-filled nylon housing, may provide greater resistance to wear and tear than the SundpeyPRO's design. If durability is a primary concern, the DEWALT might be the better option, while the SundpeyPRO focuses more on a lightweight design for ease of use.
Additional Features
The DEWALT ATOMIC includes a bright LED work light for visibility in dark areas, which is a practical advantage for working in poorly lit conditions. In contrast, the SundpeyPRO offers a comprehensive kit that includes a charger, six impact gun wrench socket sets, and a sturdy carrying case. While the DEWALT provides a focused feature in its LED light, the SundpeyPRO’s all-in-one kit makes it a better value in terms of essential accessories included with the purchase.
Customer Reception and Sales Ranking
In terms of customer reception, the DEWALT ATOMIC holds a sales rank of 11,246, indicating a decent level of popularity within its category. The SundpeyPRO, however, ranks lower at 58,122, which may suggest it is less favored among consumers. This difference in sales rank could reflect various factors, including brand loyalty, perceived quality, or performance. The DEWALT's stronger positioning could indicate a more established reputation in the market.
Which should you buy?
Ultimately, your choice between the DEWALT ATOMIC 20V MAX* and the SundpeyPRO Cordless Impact Wrench will depend on your specific needs. If you require a high torque capacity for heavy-duty tasks at an excellent price point, the SundpeyPRO is an appealing option at $69.98. However, if you prioritize precision control, build quality, and a well-known brand, the DEWALT ATOMIC at $142.99 may be worth the investment. Consider your usage scenarios, budget, and brand preferences carefully before making a decision.

