| key specs |
| Strap Colour | Black, Blue, Teal | Polar Night Black, Moon Grey, Deep Sea Blue, Metallic Black, Onyx Black, Pebble Grey |
| Display Size | 50mm | - |
| Dial Shape | Square | Round |
| Display Type | Super AMOLED | AMOLED |
| Compatible OS | - | Android, iOS |
| Strap Material | - | Leather |
| general |
| Brand | Fastrack | Amazfit |
| Model | Revoltt FS1 Pro | Zepp E (Round) |
| Release date | April 24, 2023 | August 25, 2020 |
| Model Name | Revoltt FS1 Pro | Zepp E |
| Dial Shape | Square | Round |
| Strap Colour | Black, Blue, Teal | Polar Night Black, Moon Grey, Deep Sea Blue, Metallic Black, Onyx Black, Pebble Grey |
| Water Resistant | IP68 | 5ATM |
| Strap Material | - | Leather |
| Size | - | Regular |
| Touchscreen | - | Yes |
| Interchangeable Strap | - | Yes |
| Dial Material | - | Stainless Steel |
| product details |
| Sensor | Heart Rate tracker | Acceleration Sensor, Geomagnetic Sensor, Ambient Light Sensor, Linear Vibration Motor |
| Notification | Yes | Yes |
| Notification Type | Smart Notification | - |
| Rechargeable Battery | Yes | Yes |
| Other Features | Activity Tracker, Heart Rate Tracking, Bluetooth Calling , Voice Assistance, 110+ Sports Mode Tracking, In Built Mic & Speaker,IP68 Rating, Sleep Monitor, Fast charging | - |
| Compatible Device | - | Android, iOS |
| Battery Life | - | 7 days |
| Charge Time | - | 2 hours |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Bluetooth | Yes |
| Bluetooth Version | - | 5.0 |
| camera and display features |
| Display Resolution | 410 X 502 | 416×416 |
| Display Size | 50mm | - |
| Display Type | Super AMOLED | AMOLED |
| Other Display Features | Always-on Display | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Other Fitness Features | Activity Tracker, 110 Sports Mode Tracking | 11 sports modes |
| Other Watch Functions | Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, IP68 Rating | Sleep monitor, Alarms, SpO2 sensor |
| Calendar | - | Yes |
| Alarm Clock | - | Yes |
| Date & Time Display | - | Yes |
| Number of Buttons | - | 1 |
| dimensions |
| Width | - | 42.2 |
| Height | - | 42.2 |
| Thickness | - | 9.1 |
| Weight (g) | - | 32.00 |
| platform and storage features |
| Compatible Operating System | - | Android, iOS |