vs
9.2Health tracking5.0
8.0Sports & outdoor2.4
9.0Smart features7.3
Dimensions
Size comparison
Watch Series 8 AluminumVivoactive 4S
| Watch Series 8 Aluminum | Vivoactive 4S | Difference | |
|---|---|---|---|
| Height | 45 mm | 40 mm | +5 mm |
| Width | 38 mm | 40 mm | −2 mm |
| Thickness | 10.7 mm | 12.7 mm | −2 mm |
| Weight | 32 g | 40 g | −8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 8 Aluminum better than Vivoactive 4S?
- Screen size1.9″ vs 1.1″+73%
- Weight32 g vs 40 g+25%
- Sapphire crystalYes · Vivoactive 4S: No
- Wireless chargingYes · Vivoactive 4S: No
- Resolution (width)396 px vs 218 px+82%
- Pixel density326 ppi vs 198 ppi+65%
- Thickness10.7 mm vs 12.7 mm+19%
Why is Vivoactive 4S better than Watch Series 8 Aluminum?
Vivoactive 4S has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 40 mm |
| Weight | 32 g | 40 g |
| Thickness | 10.7 mm | 12.7 mm |
| Height | 45 mm | 40 mm |
| Width | 38 mm | 40 mm |
| Case material | Aluminium | Stainless steel |
| Sapphire crystal | Yes | No |
| Lens / cover glass | Ion-X strengthened glass | Corning® Gorilla® Glass 3 |
| Strap material | — | silicone |
| Water resistance | 5 ATM | — |
| Ingress protection | IP6X | — |
| Colours | Midnight, Starlight, Silver, Red | — |
| Display | ||
| Screen size | 1.9″ | 1.1″ |
| Display technology | OLED | — |
| Panel | Retina LTPO OLED | — |
| AMOLED / OLED display | Yes | — |
| Resolution (width) | 396 px | 218 px |
| Resolution (height) | 484 px | 218 px |
| Pixel density | 326 ppi | 198 ppi |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | — |
| Battery | ||
| Battery life (smartwatch mode) | — | 7 days |
| GPS battery life | — | 15 h |
| Battery capacity | 308 mAh | — |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | No |
| Charging | — | Garmin proprietary plug charger |
| Charged in 30 min | 53% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | Yes |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body) | GPS, GLONASS, Galileo, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Sport profiles | — | 19 |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | — |
| eSIM | Yes | — |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.3 | — |
| ANT+ sensors | — | Yes |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Speaker | Yes | — |
| Music on the watch | — | Yes |
| Storage | 32 GB | — |
| RAM | 1 GB | — |
| Third-party apps | — | Yes |
| Platform | ||
| Operating system | watchOS 9.0 | Garmin OS |
| Platform | watchOS | Proprietary |
| Works with | — | iOS, Android |
| Chipset | Apple S8 | — |
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