vs
6.8Display8.6
8.6Health tracking9.2
7.9Smart features4.9
Dimensions
Size comparison
Watch Series 8Watch D
| Watch Series 8 | Watch D | Difference | |
|---|---|---|---|
| Height | 45 mm | 51 mm | −6 mm |
| Width | 38 mm | 38 mm | = |
| Thickness | 10.7 mm | 13.6 mm | −2.9 mm |
| Weight | 42 g | 41 g | +1 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 8 better than Watch D?
- LTE (cellular)Yes · Watch D: No
- Storage32 GB vs 4 GB8×
- eSIMYes · Watch D: No
- SpeakerYes · Watch D: No
- Screen size1.9″ vs 1.64″+16%
- Resolution (width)396 px vs 280 px+41%
- Thickness10.7 mm vs 13.6 mm+27%
Why is Watch D better than Watch Series 8?
- Weight42.3 g vs 40.9 g+3%
- Battery capacity308 mAh vs 451 mAh+46%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 51 mm |
| Weight | 42.3 g | 40.9 g |
| Thickness | 10.7 mm | 13.6 mm |
| Height | 45 mm | 51 mm |
| Width | 38 mm | 38 mm |
| Case material | Stainless steel | Aluminium |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire crystal glass | — |
| Water resistance | 5 ATM | — |
| Ingress protection | IP6X | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | 50 m | — |
| Colours | Graphite, Silver, Gold | Graphite Black |
| Display | ||
| Screen size | 1.9″ | 1.64″ |
| Display technology | OLED | AMOLED |
| Panel | Retina LTPO OLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Resolution (width) | 396 px | 280 px |
| Resolution (height) | 484 px | 456 px |
| Pixel density | 326 ppi | 326 ppi |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 0.8 days | — |
| Battery life (hours) | 18 h | — |
| Battery capacity | 308 mAh | 451 mAh |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | Yes | 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, SpO2, thermometer (skin temperature), differential pressure sensor |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Multisport / triathlon mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | 5.1 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | No |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | 4 GB |
| RAM | 1 GB | — |
| Platform | ||
| Operating system | watchOS 9.0 | HarmonyOS 2.1 |
| Platform | watchOS | HarmonyOS |
| Works with | iOS | — |
| Chipset | Apple S8 | — |
Related comparisons
vs
Apple Watch Series 9vsApple Watch Series 85.95.8vs
Apple Watch Series 8vsSamsung Galaxy Watch55.86.4vs
Apple Watch Series 8vsSamsung Galaxy Watch5 Pro5.86.8
vsApple Watch Series 10vsApple Watch Series 86.15.8
vsApple Watch UltravsApple Watch Series 87.35.8vs
Apple Watch Series 8vsSamsung Galaxy Watch65.88.8