| key specs |
| Display Size | 49mm | 36mm |
| Compatible OS | iOS | Android, iOS |
| Dial Shape | Rectangle | Round |
| Display Type | OLED Retina | AMOLED |
| Ideal For | Unisex | - |
| Strap Colour | - | Speedster Grey |
| Strap Material | - | Silicone |
| general |
| Brand | Apple | Amazfit |
| Model | Watch Ultra 2 | Cheetah |
| Release date | September 12, 2023 | June 21, 2023 |
| Model Name | Watch Ultra 2 | Amazfit Cheetah |
| Dial Shape | Rectangle | Round |
| Size | Large | - |
| Touchscreen | Yes | - |
| Water Resistant | Yes | - |
| Water Resistance Depth | 100m | 5 ATM |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | - |
| Dial Colour | - | Black |
| Strap Colour | - | Speedster Grey |
| Strap Material | - | Silicone |
| Dial Material | - | Fiber-reinforced polymer |
| product details |
| Maximum Operating Altitude | 9000 | - |
| Sensor | Compass, Always-On Altimeter, heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker, BioTracker PPG sensor |
| Compatible Device | iOS | Android, iOS |
| Notification | Yes | Yes |
| Battery Type | Lithium Ion | 440 |
| Battery Life | 36 Hours | 14 days |
| Rechargeable Battery | Yes | 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 |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Bluetooth |
| Wi-Fi | Yes | - |
| GPS | Yes | - |
| Call Features | International Emergency Calling | - |
| Other Connectivity Features | Emergency SOS | - |
| Bluetooth Version | - | Bluetooth 5.3 |
| platform and storage features |
| Operating System | watchOS 10 | - |
| Compatible Operating System | iOS | Android, iOS |
| Processor Name | S9 SiP | - |
| camera and display features |
| Display Size | 49mm | 36mm |
| Display Type | OLED Retina | AMOLED |
| Backlight Display | Yes | - |
| Other Display Features | LTPO OLED Always-On Retina display | 1000 nits brightness, Always-on Display, Corning Gorilla Glass 3, anti-fingerprint coating |
| Display Resolution | - | 454x454 |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Other Fitness Features | Blood Oxgen Sensor, ECG sensor | Activity Tracker, Breathe,150+ Sports Mode Tracking, Multisport Tracker, Calorie Tracker, Sedentary Reminder, Sleep Monitor, Running mode, Swimming heart rate monitoring |
| Chronograph | - | Yes |
| Number of Buttons | - | 2 |
| 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 | Yes |
| Microphone | Yes | Yes |
| dimensions |
| Width | - | 46.7 |
| Height | - | 46.7 |
| Thickness | - | 11.9 |
| Weight (g) | - | 32.00 |