vs
6.9Display5.8
9.6Health tracking9.2
3.1Sports & outdoor3.1
7.9Smart features8.4
4.3Build & durability4.2
Dimensions
Size comparison
Watch 3 ProWatch 4 Pro
| Watch 3 Pro | Watch 4 Pro | Difference | |
|---|---|---|---|
| Height | 48 mm | 47.6 mm | +0.4 mm |
| Width | 49.6 mm | 47.6 mm | +2 mm |
| Thickness | 14 mm | 12.9 mm | +1.1 mm |
| Weight | 63 g | 65 g | −2 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 3 Pro better than Watch 4 Pro?
- Battery life (smartwatch mode)21 days vs 4.5 days4.7×
- Weight63 g vs 65 g+3%
- Pixel density326 ppi vs 310 ppi+5%
Why is Watch 4 Pro better than Watch 3 Pro?
- Storage16 GB vs 32 GB2×
- Screen size1.43″ vs 1.5″+5%
- Thickness14 mm vs 12.9 mm+9%
Specifications
Side by side
| Design & durability | ||
| Case size | 48 mm | 48 mm |
| Weight | 63 g | 65 g |
| Thickness | 14 mm | 12.9 mm |
| Height | 48 mm | 47.6 mm |
| Width | 49.6 mm | 47.6 mm |
| Case material | Titanium | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Saphirglas | Sapphire crystal glass |
| Strap material | Titan | — |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | 50 m / 5 bar / 5 ATM |
| Colours | Black, Silver | Titanium |
| Display | ||
| Screen size | 1.43″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | LTPO AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Resolution (width) | 466 px | 466 px |
| Resolution (height) | 466 px | 466 px |
| Pixel density | 326 ppi | 310 ppi |
| LTPO display | — | Yes |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 21 days | 4.5 days |
| Battery capacity | 790 mAh | — |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | Yes | Yes |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| Sensors | Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature) | Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature) |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | Yes |
| Microphone | Yes | — |
| Music on the watch | Yes | Yes |
| Storage | 16 GB | 32 GB |
| RAM | 2 GB | 2 GB |
| Platform | ||
| Operating system | HarmonyOS 2.0 | HarmonyOS 3.0 |
| Platform | HarmonyOS | HarmonyOS |
| Works with | iOS, Android | iOS, Android |
| Chipset | HiSilicon Hi6262 | — |
