vs
5.0Health tracking5.0
8.0Sports & outdoor2.4
9.0Smart features7.3
Dimensions
Size comparison
Watch Series 6 AluminumVivoactive 4
| Watch Series 6 Aluminum | Vivoactive 4 | Difference | |
|---|---|---|---|
| Height | 44 mm | 45.1 mm | −1.1 mm |
| Width | 38 mm | 45.1 mm | −7.1 mm |
| Thickness | 10.7 mm | 12.8 mm | −2.1 mm |
| Weight | 36 g | 50 g | −14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 6 Aluminum better than Vivoactive 4?
- Weight36.5 g vs 50.5 g+38%
- Screen size1.78″ vs 1.3″+37%
- Sapphire crystalYes · Vivoactive 4: No
- Wireless chargingYes · Vivoactive 4: No
- Pixel density326 ppi vs 200 ppi+63%
- Resolution (width)368 px vs 260 px+42%
- Thickness10.7 mm vs 12.8 mm+20%
Why is Vivoactive 4 better than Watch Series 6 Aluminum?
Vivoactive 4 has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | 45 mm |
| Weight | 36.5 g | 50.5 g |
| Thickness | 10.7 mm | 12.8 mm |
| Height | 44 mm | 45.1 mm |
| Width | 38 mm | 45.1 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 | — |
| Colours | Silver, Gold, Space Gray, Blue, Red | — |
| Display | ||
| Screen size | 1.78″ | 1.3″ |
| Display technology | OLED | — |
| Panel | Retina LTPO OLED | — |
| AMOLED / OLED display | Yes | — |
| Resolution (width) | 368 px | 260 px |
| Resolution (height) | 448 px | 260 px |
| Pixel density | 326 ppi | 200 ppi |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | — |
| Battery | ||
| Battery life (smartwatch mode) | — | 8 days |
| GPS battery life | — | 18 h |
| Battery capacity | 304 mAh | — |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | No |
| Charging | — | Garmin proprietary plug charger |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Temperature sensor | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max | 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, 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 | — |
| 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 7.0 | Garmin OS |
| Platform | watchOS | Proprietary |
| Works with | — | iOS, Android |
| Chipset | Apple S6 | — |
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