vs
5.0Health tracking9.2
7.3Smart features4.9
Dimensions
Size comparison
Vivoactive 4Watch D
| Vivoactive 4 | Watch D | Difference | |
|---|---|---|---|
| Height | 45.1 mm | 51 mm | −5.9 mm |
| Width | 45.1 mm | 38 mm | +7.1 mm |
| Thickness | 12.8 mm | 13.6 mm | −0.8 mm |
| Weight | 50 g | 41 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Vivoactive 4 better than Watch D?
- Thickness12.8 mm vs 13.6 mm+6%
Why is Watch D better than Vivoactive 4?
- Screen size1.3″ vs 1.64″+26%
- Weight50.5 g vs 40.9 g+23%
- Wireless chargingNo · Vivoactive 4: Yes
- Pixel density200 ppi vs 326 ppi+63%
- Resolution (width)260 px vs 280 px+8%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 51 mm |
| Weight | 50.5 g | 40.9 g |
| Thickness | 12.8 mm | 13.6 mm |
| Height | 45.1 mm | 51 mm |
| Width | 45.1 mm | 38 mm |
| Case material | Stainless steel | Aluminium |
| Sapphire crystal | No | — |
| Lens / cover glass | Corning® Gorilla® Glass 3 | — |
| Strap material | silicone | — |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Colours | — | Graphite Black |
| Display | ||
| Screen size | 1.3″ | 1.64″ |
| Display technology | — | AMOLED |
| Panel | — | AMOLED |
| AMOLED / OLED display | — | Yes |
| Resolution (width) | 260 px | 280 px |
| Resolution (height) | 260 px | 456 px |
| Pixel density | 200 ppi | 326 ppi |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 8 days | — |
| GPS battery life | 18 h | — |
| Battery capacity | — | 451 mAh |
| Battery type | — | Li-Ion |
| Wireless charging | No | Yes |
| Charging | Garmin proprietary plug charger | — |
| 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 | GPS, GLONASS, Galileo, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer | Accelerometer, gyro, heart rate, SpO2, thermometer (skin temperature), differential pressure sensor |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Sport profiles | 19 | — |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | — | No |
| eSIM | — | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | — | 5.1 |
| ANT+ sensors | Yes | — |
| Smart features | ||
| Speaker | — | No |
| Music on the watch | Yes | — |
| Storage | — | 4 GB |
| Third-party apps | Yes | — |
| Platform | ||
| Operating system | Garmin OS | HarmonyOS 2.1 |
| Platform | Proprietary | HarmonyOS |
| Works with | iOS, Android | — |









