vs
6.8Display9.4
8.6Health tracking9.2
6.4Sports & outdoor8.0
7.9Smart features9.0
6.0Build & durability3.5
Dimensions
Size comparison
Watch Series 8Watch 4 Pro
| Watch Series 8 | Watch 4 Pro | Difference | |
|---|---|---|---|
| Height | 45 mm | 50.1 mm | −5.1 mm |
| Width | 38 mm | 38.3 mm | −0.3 mm |
| Thickness | 10.7 mm | 12.9 mm | −2.2 mm |
| Weight | 42 g | 52 g | −10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 8 better than Watch 4 Pro?
- Weight42.3 g vs 52.3 g+24%
- Thickness10.7 mm vs 12.9 mm+21%
- Resolution (width)396 px vs 378 px+5%
Why is Watch 4 Pro better than Watch Series 8?
- Battery capacity308 mAh vs 570 mAh+85%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 50 mm |
| Weight | 42.3 g | 52.3 g |
| Thickness | 10.7 mm | 12.9 mm |
| Height | 45 mm | 50.1 mm |
| Width | 38 mm | 38.3 mm |
| Case material | Stainless steel | Stainless steel |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire crystal glass | — |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP6X | — |
| Water rating (maker) | 50 m | — |
| Colours | Graphite, Silver, Gold | Black, Silver |
| Display | ||
| Screen size | 1.9″ | 1.91″ |
| Display technology | OLED | AMOLED |
| Panel | Retina LTPO OLED | LTPO AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Resolution (width) | 396 px | 378 px |
| Resolution (height) | 484 px | 496 px |
| Pixel density | 326 ppi | 327 ppi |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | Yes |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 0.8 days | — |
| Battery life (hours) | 18 h | — |
| Battery capacity | 308 mAh | 570 mAh |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | Yes | — |
| Charged in 30 min | 53% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body) | Accelerometer, gyro, heart rate, compass, barometer, SpO2, thermometer (skin temperature) |
| Sports & navigation | ||
| Built-in 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 4 |
| Bluetooth | 5.3 | 5 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | Yes |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | 32 GB |
| RAM | 1 GB | 2 GB |
| Platform | ||
| Operating system | watchOS 9.0 | ColorOS Watch 3.0 - China |
| Platform | watchOS | Proprietary |
| Works with | iOS | — |
| Chipset | Apple S8 | Qualcomm Snapdragon W5+ Gen 1 |
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