| key specs |
| Strap Colour | Black, White, Blue, Green, Beige | Grey |
| Compatible OS | Android 8 and later, iOS 14 and newer versions | - |
| Strap Material | Silicone | Stainless Steel |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Men |
| Display Size | - | 36mm |
| general |
| Brand | Xiaomi | Fastrack |
| Model | Watch S5 | Revoltt FR2 Pro |
| Release date | March 19, 2026 | - |
| Model Name | Watch S5 | Revoltt FR2 Pro |
| Dial Colour | Silver, Black | - |
| Dial Shape | Round | Round |
| Strap Colour | Black, White, Blue, Green, Beige | Grey |
| Strap Material | Silicone | Stainless Steel |
| Size | Large | - |
| Touchscreen | 1.48 | Yes |
| Interchangeable Strap | Yes | - |
| Water Resistant | 5ATM | Yes |
| Dial Material | Stainless Steel | - |
| Ideal For | Unisex | Men |
| Model Number | - | 38156QM01 |
| Water Resistance Depth | - | 1.5 m |
| Usage | - | Fitness & Outdoor |
| dimensions |
| Width | 46mm | - |
| Height | 46mm | - |
| Thickness | 10.99mm | - |
| Weight (g) | 46.00 | 117.00 |
| product details |
| Sensor | heart rate sensor, a SpO2 blood oxygen sensor, an accelerometer, a gyroscope, a geomagnetic sensor, a barometric pressure sensor, and an ambient light sensor | Accelerometer |
| Compatible Device | Android 8 or later versions and iOS 14 and newer versions | - |
| Battery Type | Lithium-Ion | Lithium Polymer |
| Battery Life | Up to 21 days | 5 Day |
| Charger Type | Wireless | Pogo Pin Charging Cable |
| Rechargeable Battery | 815mAh | Yes |
| Notification | - | Call Notifications , Call Answer & Reject, Call Mute, Social Media Notifications, SMS Notifictaions, Other App Notification |
| Notification Type | - | Ring, Vibration |
| Charge Time | - | 120 min |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Yes |
| Wi-Fi | Yes | - |
| GPS | Yes | - |
| Bluetooth Version | - | V5.3 |
| Messaging Support | - | Yes |
| Operating Range | - | 10 m |
| Call Features | - | Call Answer, Call Reject, Call Mute, Call Notifications, Quick Replies (Android) |
| platform and storage features |
| Operating System | Android | - |
| Compatible Operating System | Android 8 and later, iOS 14 and newer versions | - |
| RAM | - | 128MB |
| camera and display features |
| Display Resolution | 480x480 pixels | 466x466 Pixel |
| Display Type | AMOLED | AMOLED |
| Display Size | - | 36mm |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | No |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | - |
| Number of Buttons | 2 | - |
| Other Fitness Features | Calorie counter, pedometer, heart rate monitoring, sleep monitoring, blood pressure monitoring, blood oxygen level tracking, fall detection, and menstrual cycle tracking | - |
| Language | - | English |
| Other Watch Functions | - | Calculator, AI Voice Assistant, One Click Measurement with 24x7 HRM, Auto Stress Monitor, SpO2 and Sleep Monitor with REM, Music and Camera Control, Built-In Games, Alarm, Stopwatch and Timer,Functional Crown |
| audio and video features |
| Speaker | 1 | Yes |
| Gesture Control | Yes | - |
| Microphone | 1 | Yes |
| Voice Control | Yes | Yes |