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- Xiaomi Watch S4 41mm vs Apple Watch Ultra 2
Xiaomi Watch S4 41mm vs Apple Watch Ultra 2 comparison
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| key specs | ||||
| Display Size | 41mm | 49mm | ||
| Strap Material | Milanese | - | ||
| Dial Shape | Round | Rectangle | ||
| Ideal For | Unisex | Unisex | ||
| Compatible OS | - | iOS | ||
| Display Type | - | OLED Retina | ||
| general | ||||
| Brand | Xiaomi | Apple | ||
| Model | Watch S4 41mm | Watch Ultra 2 | ||
| Release date | September 24, 2025 | September 12, 2023 | ||
| Dial Shape | Round | Rectangle | ||
| Strap Material | Milanese | - | ||
| Size | Regular | Large | ||
| Touchscreen | 1.32 | Yes | ||
| Water Resistant | 5ATM | Yes | ||
| Water Resistance Depth | 50 m | 100m | ||
| Usage | Regular | Fitness & Outdoor | ||
| Dial Material | Stainless steel | - | ||
| Ideal For | Unisex | Unisex | ||
| Model Name | - | Watch Ultra 2 | ||
| dimensions | ||||
| Width | 41.2 | - | ||
| Height | 41.2 | - | ||
| Diameter | 9.5 | - | ||
| Weight (g) | 32.00 | - | ||
| product details | ||||
| Sensor | Heart rate sensor (with blood oxygen sensor), Accelerometer, Gyroscope, Ambient light sensor, Electronic compass, Barometer sensor, Temperature sensor | Compass, Always-On Altimeter, heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor | ||
| Battery Type | 320mAh | Lithium Ion | ||
| Battery Life | 8 days | 36 Hours | ||
| Maximum Operating Altitude | - | 9000 | ||
| Compatible Device | - | iOS | ||
| Notification | - | Yes | ||
| Rechargeable Battery | - | Yes | ||
| connectivity features | ||||
| Call Function | Yes | Yes | ||
| Bluetooth | Yes | Yes | ||
| Bluetooth Version | 5.4 | - | ||
| GPS | Yes | Yes | ||
| Wi-Fi | - | Yes | ||
| Call Features | - | International Emergency Calling | ||
| Other Connectivity Features | - | Emergency SOS | ||
| platform and storage features | ||||
| Operating System | Xiaomi HyperOS 3 | watchOS 10 | ||
| Compatible Operating System | - | iOS | ||
| Processor Name | - | S9 SiP | ||
| camera and display features | ||||
| Display Resolution | 466 × 466 | - | ||
| Display Size | 41mm | 49mm | ||
| Other Display Features | 1500nits, 60Hz refresh rate | LTPO OLED Always-On Retina display | ||
| Display Type | - | OLED Retina | ||
| Backlight Display | - | Yes | ||
| fitness and watch functions | ||||
| Step 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 | English | ||
| Calorie Count | - | Yes | ||
| Other Fitness Features | - | Blood Oxgen Sensor, ECG sensor | ||
| audio and video features | ||||
| Speaker | Yes | Yes | ||
| Microphone | Yes | Yes | ||
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