SOARFLY Upgraded Cordless Impact Wrench 1/2", 900 vs SundpeyPRO Cordless Impact Wrench 750Ft-lbs -
Updated August 2026 — SOARFLY Upgraded Cordless Impact Wrench 1/2", 900 wins on torque and speed control, SundpeyPRO Cordless Impact Wrench 750Ft-lbs - wins on weight.
The SOARFLY offers superior torque and features, making it the better choice for heavy-duty applications.
Why SOARFLY Upgraded Cordless Impact Wrench 1/2", 900 is better
Torque
SOARFLY has 900 Ft-lbs vs SundpeyPRO's 750 Ft-lbs
Motor Efficiency
SOARFLY features a high-efficiency brushless motor
Speed Settings
SOARFLY offers three-speed settings compared to SundpeyPRO's unspecified levels
Why SundpeyPRO Cordless Impact Wrench 750Ft-lbs - is better
Price
SundpeyPRO is $69.98, significantly cheaper than SOARFLY's $139.99
Weight
SundpeyPRO is lighter at 9.48 lbs compared to SOARFLY
Included Accessories
SundpeyPRO comes with a sturdy case and 6 sockets
Overall score
Specifications
| Spec | SOARFLY Upgraded Cordless Impact Wrench 1/2", 900 | SundpeyPRO Cordless Impact Wrench 750Ft-lbs - |
|---|---|---|
| Torque | 900 Ft-lbs | 750 Ft-lbs |
| Motor Type | Brushless | Brushless |
| Battery Life | 4.0Ah | 4.0Ah |
| Speed Settings | 3 | 2 |
| LED Light | Yes | No |
Dimension comparison
Price Comparison
The SOARFLY Upgraded Cordless Impact Wrench is priced at $139.99, making it significantly more expensive than the SundpeyPRO Cordless Impact Wrench, which retails for $69.98. This price difference of $70.01 means that the SundpeyPRO is about 50% cheaper than the SOARFLY. While the lower price of the SundpeyPRO may attract budget-conscious buyers, the SOARFLY offers added features and power that may justify the higher cost for professionals and heavy-duty applications.
Torque and Performance
When it comes to torque, the SOARFLY delivers a maximum of 900 Ft-lbs (1200 Nm), which is 20% more than the SundpeyPRO’s 750 Ft-lbs (1000 Nm). This higher torque rating makes the SOARFLY a better option for heavy-duty tasks such as automotive work, truck tire removal, and more demanding industrial applications. The SundpeyPRO, while still capable, is better suited for lighter automotive repairs and medium-sized construction projects due to its lower torque output.
Battery Life and Charging
Both impact wrenches come with two 4.0Ah batteries, ensuring ample runtime for various tasks. The SOARFLY’s batteries are designed for quick charging, taking only 2 hours to fully recharge. In contrast, the SundpeyPRO's batteries are also high-performance, but no specific charging time is mentioned. This makes the SOARFLY potentially more efficient for users who need to minimize downtime between uses, especially in professional settings.
Motor Efficiency
The SOARFLY features a high-efficiency brushless motor, which runs cooler and quieter than traditional brushed motors. This not only extends the tool's lifespan but also offers a steady power output, making it ideal for prolonged use. While the SundpeyPRO also boasts a brushless motor, it lacks specific comparisons regarding efficiency or noise levels. Therefore, for users prioritizing motor longevity and operational quietness, the SOARFLY is the more appealing choice.
Design and Usability
In terms of design, the SOARFLY is built with heavy-duty materials, including a tungsten steel shaft and aluminum alloy head, which enhance durability while reducing tool fatigue. The SundpeyPRO is noted for its lightweight and compact design, making it easy to carry and handle. However, the SOARFLY’s robust construction may provide better longevity, especially under tough working conditions. Users who frequently work in challenging environments might find the SOARFLY more reliable over time.
Speed Settings
The SOARFLY offers three-speed settings (2000/2500/3000 RPM) along with stepless speed control for precise power adjustment based on the task at hand. In contrast, the SundpeyPRO features two steering switches and adjustable speed settings but does not specify the RPM levels. This gives the SOARFLY an edge in versatility, allowing users to tailor the tool's performance for specific applications more effectively.
Additional Features
The SOARFLY is equipped with a built-in LED work light that activates when the trigger is pressed, facilitating work in dark or tight spaces. This feature is particularly useful for nighttime roadside repairs or working in dimly lit garages. The SundpeyPRO, on the other hand, includes a sturdy case and 6 impact sockets, providing additional value for home DIY projects. While both tools come with useful features, the SOARFLY's LED light may enhance usability for those working in less-than-ideal lighting conditions.
Which should you buy?
Choosing between the SOARFLY Upgraded Cordless Impact Wrench and the SundpeyPRO Cordless Impact Wrench ultimately depends on your specific needs and budget. The SOARFLY offers superior torque, a more efficient brushless motor, and additional features like speed settings and an LED work light, making it ideal for heavy-duty and professional use at a higher price of $139.99. Conversely, the SundpeyPRO stands out for its affordability at $69.98 and is well-suited for light to medium projects. If your work demands maximum power and efficiency, the SOARFLY is worth the investment; if you're looking for a budget-friendly option for occasional tasks, the SundpeyPRO is a solid choice.

