| key specs |
| Strap Colour | Speedster Grey | - |
| Display Size | 36mm | - |
| Compatible OS | Android, iOS | iOS, Android |
| Strap Material | Silicone | - |
| Dial Shape | Round | Round |
| Display Type | AMOLED | - |
| Ideal For | - | Unisex |
| general |
| Brand | Amazfit | Amazfit |
| Model | Cheetah | T-Rex |
| Release date | June 21, 2023 | January 8, 2020 |
| Model Name | Amazfit Cheetah | Amazfit T-Rex |
| Dial Colour | Black | - |
| Dial Shape | Round | Round |
| Strap Colour | Speedster Grey | - |
| Strap Material | Silicone | - |
| Water Resistance Depth | 5 ATM | 50 metres |
| Dial Material | Fiber-reinforced polymer | - |
| Touchscreen | - | Yes |
| Water Resistant | - | Yes |
| Ideal For | - | Unisex |
| dimensions |
| Width | 46.7 | 47.7 |
| Height | 46.7 | 47.7 |
| Thickness | 11.9 | 13.5 |
| Weight (g) | 32.00 | 58.00 |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker, BioTracker PPG sensor | Accelerometer, Heart Rate Sensor |
| Compatible Device | Android, iOS | - |
| Notification | Yes | - |
| Notification Type | Smart Notification | - |
| Battery Type | 440 | - |
| Battery Life | 14 days | 20 days |
| Charge Time | 2 hours | - |
| Charger Type | Magnetic Charger | - |
| Stand By Time | 45 days | - |
| Rechargeable Battery | Yes | - |
| Other Features | Dual-band circularly-polarised GPS antenna, AI-powered Zepp Coach | - |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Bluetooth | Yes |
| Bluetooth Version | Bluetooth 5.3 | 5.0 |
| Wi-Fi | - | Yes |
| GPS | - | Yes |
| Messaging Support | - | Yes |
| Email Support | - | Yes |
| platform and storage features |
| Compatible Operating System | Android, iOS | iOS, Android |
| camera and display features |
| Display Resolution | 454x454 | - |
| Display Size | 36mm | - |
| Display Type | AMOLED | - |
| Scratch Resistant | Yes | - |
| Other Display Features | 1000 nits brightness, Always-on Display, Corning Gorilla Glass 3, anti-fingerprint coating | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | - |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | - |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | - |
| Other Fitness Features | Activity Tracker, Breathe,150+ Sports Mode Tracking, Multisport Tracker, Calorie Tracker, Sedentary Reminder, Sleep Monitor, Running mode, Swimming heart rate monitoring | - |
| Other Watch Functions | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, Calculator, Music Player, Pedometer, Pomodoro Timer, Weather updates | - |
| Language | - | English |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | - |