| key specs |
| Display Size | 49mm | 41mm |
| Compatible OS | iOS | - |
| Dial Shape | Rectangle | - |
| Display Type | OLED Retina | AMOLED |
| Ideal For | Unisex | Unisex |
| Strap Material | - | Silicone |
| general |
| Brand | Apple | Amazfit |
| Model | Watch Ultra 2 | GTS 4 mini |
| Release date | September 12, 2023 | July 16, 2022 |
| Model Name | Watch Ultra 2 | - |
| Dial Shape | Rectangle | - |
| Size | Large | Regular |
| Touchscreen | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 100m | - |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | Unisex |
| Strap Material | - | Silicone |
| product details |
| Maximum Operating Altitude | 9000 | - |
| Sensor | Compass, Always-On Altimeter, heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor | Acceleration sensor, Geomagnetic sensor, Ambient light sensor |
| Compatible Device | iOS | Android 7.0 and above, iOS 12.0 and above |
| Notification | Yes | - |
| Battery Type | Lithium Ion | - |
| Battery Life | 36 Hours | 15 days |
| Rechargeable Battery | Yes | - |
| Charge Time | - | Approx 2 hours |
| Charger Type | - | Magnetic charger |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Wi-Fi | Yes | - |
| GPS | Yes | Yes |
| Call Features | International Emergency Calling | - |
| Other Connectivity Features | Emergency SOS | - |
| Bluetooth Version | - | v5.2 |
| platform and storage features |
| Operating System | watchOS 10 | - |
| Compatible Operating System | iOS | - |
| Processor Name | S9 SiP | - |
| camera and display features |
| Display Size | 49mm | 41mm |
| Display Type | OLED Retina | AMOLED |
| Backlight Display | Yes | - |
| Other Display Features | LTPO OLED Always-On Retina display | - |
| Display Resolution | - | 336x384 |
| fitness and watch functions |
| Step Count | Yes | - |
| Calorie Count | Yes | - |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | - |
| Date & Time Display | Yes | - |
| Language | English | - |
| Other Fitness Features | Blood Oxgen Sensor, ECG sensor | - |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | Yes |
| dimensions |
| Width | - | 41.8 |
| Height | - | 36.66 |
| Thickness | - | 9.1 |
| Weight (g) | - | 31.20 |