vs
6.8Display5.8
8.6Health tracking5.0
6.4Sports & outdoor8.0
7.9Smart features3.9
6.0Build & durability5.0
Dimensions
Size comparison
Watch Series 8Watch 5 Ultra
| Watch Series 8 | Watch 5 Ultra | Difference | |
|---|---|---|---|
| Height | 45 mm | 46.3 mm | −1.3 mm |
| Width | 38 mm | 46.3 mm | −8.3 mm |
| Thickness | 10.7 mm | 11.4 mm | −0.7 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 5 Ultra?
- NFC paymentsYes · Watch 5 Ultra: No
- LTE (cellular)Yes · Watch 5 Ultra: No
- Storage32 GB vs 8 GB4×
- Screen size1.9″ vs 1.5″+27%
- Weight42.3 g vs 51.8 g+22%
- eSIMYes · Watch 5 Ultra: No
- Thickness10.7 mm vs 11.4 mm+7%
- Pixel density326 ppi vs 310 ppi+5%
Why is Watch 5 Ultra better than Watch Series 8?
- Battery capacity308 mAh vs 480 mAh+56%
- Resolution (width)396 px vs 466 px+18%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 46 mm |
| Weight | 42.3 g | 51.8 g |
| Thickness | 10.7 mm | 11.4 mm |
| Height | 45 mm | 46.3 mm |
| Width | 38 mm | 46.3 mm |
| Case material | Stainless steel | — |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire crystal glass | Sapphire Glass |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP6X | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | 50 m | — |
| Colours | Graphite, Silver, Gold | Black, Brown |
| Display | ||
| Screen size | 1.9″ | 1.5″ |
| Display technology | OLED | AMOLED |
| Panel | Retina LTPO OLED | LTPO AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Resolution (width) | 396 px | 466 px |
| Resolution (height) | 484 px | 466 px |
| Pixel density | 326 ppi | 310 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 | 480 mAh |
| Battery type | 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 | — |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body) | Accelerometer, gyro, heart rate, barometer, compass, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | No |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | 5.2 |
| 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 | 8 GB |
| RAM | 1 GB | — |
| Platform | ||
| Operating system | watchOS 9.0 | Proprietary OS |
| Platform | watchOS | Proprietary |
| Works with | iOS | — |
| Chipset | Apple S8 | — |
Related comparisons
vs
Apple Watch Series 9vsApple Watch Series 85.95.8
vs
Apple Watch Series 8vsSamsung Galaxy Watch55.86.4
vs
Apple Watch Series 8vsSamsung Galaxy Watch5 Pro5.86.8
vs
Apple Watch Series 10vsApple Watch Series 86.15.8
vs
Apple Watch UltravsApple Watch Series 87.35.8
vs
Apple Watch Series 8vsSamsung Galaxy Watch65.88.8

