Sunny Health & Fitness make some of the most popular treadmills. We have an in-depth look at two of their most popular models, the Sunny SF-T4400 vs SF-T7515 – which is the best for you?
Sunny SF-T4400 vs SF-T7515 – Specifications
| Sunny SF-T4400 | Sunny SF-T7515 | ||
|---|---|---|---|
 |  | ||
| Product Weight | 103lbs | 121lbs | |
| Dimensions | 62" L x 25.5" W x 50" H | 64.5 x 28 x 50.5 | |
| Maximum Weight Capacity | 220lbs | 250lbs | |
| Tread Belt | 49" L x 15. 5" W | 49.5" L x 16.5" W | |
| Speed | 0.5 - 9 mph | 1-8 mph | |
| Built-in Workout Programs | 9 | 12 | |
| Incline | 20 degrees | 0-6.8 degrees | |
| Display | Digital Monitor | Backlit LED display | |
| Design and Features | Digital monitor with device holder Manual mode option Power saving function Start, stop and adjust speed Built-in handrail controls Bottle holder | Bluetooth wireless connectivity Phone and music function and MP3 cord Integrated BMI calculator Auto-Incline quick buttons | |
| Storage/Foldability | Folded Dimensions: 36" L x 25.5" W x 58" H | Folded Dimensions: 40.25" L x 28" W x 54.75" H | |
| Motor HP | 2.2 CHP | 2.2 HP | |
| Warranty | 3-year frame warranty 180 days other parts & components | 3-year frame warranty 180 days other parts & components | |
| Cost (amazon.com) |
Sunny SF-T4400 vs SF-T7515 – Similarities
Both treadmills have the same motor rating
- Both the Sunny SF-T4400 and Sunny SF-T7515 have a 2.2 CHP.
Both treadmills have a similar warranty
- The Sunny SF-T4400 and Sunny SF-T7515 have a 3-year warranty for the frame and 180 days for parts and components.
Sunny SF-T4400 vs SF-T7515 – Differences
Both the Sunny SF-T4400 and SF-T7515 have different product weights
- The Sunny SF-T4400 weighs 103lbs, while the SF-T7515 is heavier at 121lbs.
Both treadmills have different dimensions
- The Sunny SF-T4400 has a length of 62”, a width of 25.5”, and a height of 50”.
- The Sunny SF-T7515 has a length of 64.5”, a width of 28”, and a height of 50.5”.
The Sunny SF-T4400 and SF-T7515 has a different maximum weight capacity
- The Sunny SF-T4400 has a maximum weight capacity of 220lbs, while the SF-T7515 can cater to up to 250lbs.
Both treadmills have different tread belt sizes
- The Sunny SF-T4400’s tread belt is 49” long, and 15.5” wide, while the SF-T7515’s tread belt is 49.5” long, and 16.5” wide.
Both treadmills have a slightly different maximum speed
- The Sunny SF-T4400 has a speed range of 0.5 to 9 mph, while the SF-T7515 is capable of 1 to 8 mph.
Both the Sunny SF-T4400 and SF-T7515 have different numbers of built-in workout programs
- The Sunny SF-T4400 only has nine built-in workout programs, while the Sunny SF-T7515 has a total of 12.
Both treadmills have different incline rates
- The Sunny SF-T4400 has up to 20 degrees incline, while the Sunny SF-T7515 has 0 to 6.8 degrees.
Both offer different screens for displaying functions
- The Sunny SF-T4400 has a digital monitor, while the SF-T7515 has a backlit LCD monitor.
Both treadmills offer different design and features
- The Sunny SF-T4400 has built-in handrail ‘start, stop, adjust speed’ controls, power-saving functions, and a manual mode option. It features a digital monitor, a device holder, and a water bottle holder.
- The Sunny SF T-7515 has an integrated BMI calculator and an auto-incline quick button. It features a Bluetooth wireless connectivity function, and phone & music function with MP3 cord.
Both treadmills have different folded dimensions
- The Sunny SF-T4400 has dimensions of 36” length, 25.5” width, and 58” height.
- The Sunny SF-T7515 has dimensions of 40” length, 28” width, and 54.75” height.
Conclusion
The Sunny SF-T4400 and SF-T7515 are both stable and easy to use treadmills. Both models are quite different, and choosing between the two would depend on your preferences.
Here are some of their notable differences you might want to consider:
- The difference is almost unnoticeable, but the Sunny SF-T4400 takes a little less space than the SF-T7515.
- The SF-T7515 has a higher maximum weight capacity.
- The Sunny SF-T4400 has a steeper incline range of up to 20 degrees compared to the SF-T7515.
- The Sunny SF-T7515 has more built-in workout programs than the Sunny SF-T4400.
