| key specs |
| Display Size | 40mm | 38mm |
| Dial Shape | Rectangle | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | - |
| Strap Colour | - | Run Track Black |
| Compatible OS | - | Android, iOS |
| Strap Material | - | Nylon |
| general |
| Brand | Samsung | Amazfit |
| Model | Galaxy Fit 3 | Cheetah Pro |
| Model Number | SM-R390NIDAMEA | - |
| Model Name | Galaxy Fit 3 | Amazfit Cheetah Pro |
| Dial Shape | Rectangle | Round |
| Size | Regular | - |
| Touchscreen | Yes | - |
| Interchangeable Strap | Yes | - |
| Water Resistant | 5 ATM | - |
| Usage | Regular | - |
| Dial Material | Aluminium | Titanium alloy |
| Ideal For | Unisex | - |
| Release date | - | June 21, 2023 |
| Dial Colour | - | Black |
| Strap Colour | - | Run Track Black |
| Strap Material | - | Nylon |
| Water Resistance Depth | - | 5 ATM |
| dimensions |
| Width | 28.8 | 47 |
| Height | 42.9 | 47 |
| Thickness | 9.9 | 11 |
| Weight (g) | 36.80 | 34.00 |
| product details |
| Battery Type | 208 | 440 |
| Battery Life | 13 days | 14 days |
| Rechargeable Battery | Yes | Yes |
| Sensor | - | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker, BioTracker PPG sensor |
| Compatible Device | - | Android, iOS |
| Notification | - | Yes |
| Notification Type | - | Smart Notification |
| Charge Time | - | 2 hours |
| Charger Type | - | Magnetic Charger |
| Stand By Time | - | 45 days |
| Other Features | - | Dual-band circularly-polarised GPS antenna, AI-powered Zepp Coach |
| connectivity features |
| Bluetooth | Yes | Bluetooth |
| Bluetooth Version | 5.3 | Bluetooth 5.3 |
| Wi-Fi | No | - |
| GPS | No | - |
| Call Function | - | Yes |
| platform and storage features |
| Operating System | FreeRTOS | - |
| RAM | 16MB | - |
| Internal Memory | 256MB | - |
| Compatible Operating System | - | Android, iOS |
| camera and display features |
| Display Resolution | 256 x 402 | 480x480 pixels |
| Display Size | 40mm | 38mm |
| Display Type | AMOLED | 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 |
| Heart Rate Monitor | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Number of Buttons | One | 2 |
| Other Fitness Features | Stress tracker, heart rate monitor | Activity Tracker, Breathe,150+ Sports Mode Tracking, Multisport Tracker, Calorie Tracker, Sedentary Reminder, Sleep Monitor, Running mode, Swimming heart rate monitoring |
| Calorie Count | - | Yes |
| Altimeter | - | Yes |
| Compass | - | Yes |
| Chronograph | - | Yes |
| Other Watch Functions | - | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, Calculator, Music Player, Pedometer, Pomodoro Timer, Weather updates |
| audio and video features |
| Speaker | - | Yes |
| Microphone | - | Yes |