| key specs |
| Strap Colour | Speedster Grey | Black, Pink Gold, Silver |
| Display Size | 36mm | 40mm |
| Compatible OS | Android, iOS | Android |
| Strap Material | Silicone | - |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | - | Unisex |
| general |
| Brand | Amazfit | Samsung |
| Model | Cheetah | Galaxy Watch 4 (40mm) |
| Release date | June 21, 2023 | August 11, 2021 |
| Model Name | Amazfit Cheetah | Galaxy Watch 4 |
| Dial Colour | Black | Black, Pink Gold, Silver |
| Dial Shape | Round | Round |
| Strap Colour | Speedster Grey | Black, Pink Gold, Silver |
| Strap Material | Silicone | - |
| Water Resistance Depth | 5 ATM | 5 ATM |
| Dial Material | Fiber-reinforced polymer | Aluminium |
| Size | - | Regular |
| Touchscreen | - | Yes |
| Interchangeable Strap | - | Yes |
| Water Resistant | - | IP68 |
| Ideal For | - | Unisex |
| dimensions |
| Width | 46.7 | 40.4 |
| Height | 46.7 | 39.3 |
| Thickness | 11.9 | 9.8 |
| Weight (g) | 32.00 | 25.90 |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker, BioTracker PPG sensor | Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor |
| Compatible Device | Android, iOS | Android |
| Notification | Yes | Yes |
| Notification Type | Smart Notification | - |
| Battery Type | 440 | - |
| Battery Life | 14 days | - |
| Charge Time | 2 hours | - |
| Charger Type | Magnetic Charger | - |
| Stand By Time | 45 days | - |
| Rechargeable Battery | Yes | 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 |
| platform and storage features |
| Compatible Operating System | Android, iOS | Android |
| Operating System | - | One UI Watch 3 |
| RAM | - | 1.5GB |
| Processor Name | - | Exynos W920 |
| Internal Memory | - | 16GB |
| camera and display features |
| Display Resolution | 454x454 | 396x396 |
| Display Size | 36mm | 40mm |
| Display Type | AMOLED | AMOLED |
| Scratch Resistant | Yes | Yes, Gorilla Glass DX |
| 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 | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | - |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | 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 | Heart rate, blood oxygen, SpO2 Sensor |
| Language | - | English |
| audio and video features |
| Speaker | Yes | Yes |
| Microphone | Yes | - |