| key specs |
| Strap Colour | Black, Blue, Teal | Moon White, Space Black, Ocean Blue, Yellow, Green, Orange |
| Display Size | 50mm | 36mm |
| Dial Shape | Square | Round |
| Display Type | Super AMOLED | AMOLED |
| general |
| Brand | Fastrack | Xiaomi |
| Model | Revoltt FS1 Pro | Watch S1 Active |
| Release date | April 24, 2023 | March 15, 2022 |
| Model Name | Revoltt FS1 Pro | - |
| Dial Shape | Square | Round |
| Strap Colour | Black, Blue, Teal | Moon White, Space Black, Ocean Blue, Yellow, Green, Orange |
| Water Resistant | IP68 | Yes |
| Dial Colour | - | Black |
| Size | - | Regular |
| Touchscreen | - | Yes |
| Interchangeable Strap | - | Yes |
| Water Resistance Depth | - | 5ATM |
| product details |
| Sensor | Heart Rate tracker | heart rate sensor, SpO2 sensor, sleep sensor, stress sensor, respiratory sensor |
| 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 | - | 12 days |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Bluetooth | Bluetooth |
| Bluetooth Version | - | v5.2 |
| GPS | - | Yes |
| Messaging Support | - | Yes |
| Email Support | - | Yes |
| camera and display features |
| Display Resolution | 410 X 502 | - |
| Display Size | 50mm | 36mm |
| Display Type | Super AMOLED | AMOLED |
| Other Display Features | Always-on Display | - |
| Backlight Display | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Other Fitness Features | Activity Tracker, 110 Sports Mode Tracking | 117 sports modes |
| Other Watch Functions | Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, IP68 Rating | 200+ watch faces |
| Calorie Count | - | Yes |
| Alarm Clock | - | Yes |
| Chronograph | - | Yes |
| Date & Time Display | - | Yes |
| Language | - | English |
| dimensions |
| Width | - | 46.5 |
| Height | - | 47.3 |
| Thickness | - | 11 |
| Diameter | - | 36 |
| Weight (g) | - | 36.30 |
| audio and video features |
| Speaker | - | Yes |