| key specs |
| Display Size | 49mm | 42mm |
| Dial Shape | Rectangle | Round |
| Display Type | OLED Retina | AMOLED |
| Ideal For | Unisex | Unisex |
| Compatible OS | - | Android, iOS |
| general |
| Brand | Apple | Huawei |
| Model | Watch Ultra | Watch 3 |
| Release date | September 7, 2022 | June 2, 2021 |
| Model Name | Watch Ultra | Huawei Watch 3 |
| Dial Shape | Rectangle | Round |
| Size | Large | Regular |
| Touchscreen | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 40m | 5 ATM |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | Unisex |
| Interchangeable Strap | - | Yes |
| Dial Material | - | Stainless Steel |
| product details |
| Sensor | Compass, Always-On Altimeter, third-gen optical heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor | accelerometer, barometric altimeter, gyroscope, optical heart rate, temperature sensor |
| Notification | Yes | Yes |
| Battery Type | Lithium Ion | - |
| Rechargeable Battery | Yes | Yes |
| Compatible Device | - | Android, iPhone |
| Battery Life | - | 7 days |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Bluetooth |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Call Features | International Emergency Calling | - |
| Other Connectivity Features | Emergency SOS | - |
| Bluetooth Version | - | 5.2 |
| Third Party App Support | - | Yes |
| platform and storage features |
| Operating System | watchOS 9 | HarmonyOS |
| Compatible Operating System | - | Android, iOS |
| RAM | - | 32MB |
| Internal Memory | - | 4GB |
| camera and display features |
| Display Size | 49mm | 42mm |
| Display Type | OLED Retina | AMOLED |
| Backlight Display | Yes | Yes |
| Other Display Features | LTPO OLED Always-On Retina display | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | - |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | 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 | 100 sports modes |
| Other Watch Functions | - | Sleep monitor, SpO2 monitor |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | - |