vs
5.8Display4.6
9.2Health tracking5.0
3.1Sports & outdoor4.7
8.4Smart features9.8
4.2Build & durability3.3
Dimensions
Size comparison
Watch 4 ProWatch 2 Pro
| Watch 4 Pro | Watch 2 Pro | Difference | |
|---|---|---|---|
| Height | 47.6 mm | 47.6 mm | = |
| Width | 47.6 mm | 45.9 mm | +1.7 mm |
| Thickness | 12.9 mm | 11.8 mm | +1.1 mm |
| Weight | 65 g | 54 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 4 Pro better than Watch 2 Pro?
- Screen size1.5″ vs 1.43″+5%
Why is Watch 2 Pro better than Watch 4 Pro?
- Weight65 g vs 54.5 g+19%
- Wi-FiWi-Fi 4 vs Wi-Fi 5+25%
- Thickness12.9 mm vs 11.8 mm+9%
- Pixel density310 ppi vs 326 ppi+5%
Specifications
Side by side
| Design & durability | ||
| Case size | 48 mm | 48 mm |
| Weight | 65 g | 54.5 g |
| Thickness | 12.9 mm | 11.8 mm |
| Height | 47.6 mm | 47.6 mm |
| Width | 47.6 mm | 45.9 mm |
| Case material | Titanium | Stainless steel |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire crystal glass | — |
| Strap material | — | Kautschuk |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | — |
| Colours | Titanium | Black, Silver |
| Display | ||
| Screen size | 1.5″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | LTPO AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Resolution (width) | 466 px | 466 px |
| Resolution (height) | 466 px | 466 px |
| Pixel density | 310 ppi | 326 ppi |
| Peak brightness | — | 600 nits |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 4.5 days | — |
| Battery capacity | — | 495 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | Yes | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature) | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
| 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 | — |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 5 |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Speaker | Yes | Yes |
| Music on the watch | Yes | — |
| Storage | 32 GB | 32 GB |
| RAM | 2 GB | 2 GB |
| Platform | ||
| Operating system | HarmonyOS 3.0 | Android Wear OS 3.5 |
| Platform | HarmonyOS | Android |
| Works with | iOS, Android | iOS, Android |
| Chipset | — | Qualcomm Snapdragon W5+ Gen 1 |
