vs
4.8Display8.1
7.4Battery life5.1
4.9Health tracking8.5
8.0Sports & outdoor8.0
7.3Smart features7.4
3.7Build & durability9.3
Dimensions
Size comparison
Vivoactive 6Galaxy Watch Ultra 2025
| Vivoactive 6 | Galaxy Watch Ultra 2025 | Difference | |
|---|---|---|---|
| Height | 42.2 mm | 47.4 mm | −5.2 mm |
| Width | 42.2 mm | 47.1 mm | −4.9 mm |
| Thickness | 10.9 mm | 12.1 mm | −1.2 mm |
| Weight | 23 g | 61 g | −38 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Vivoactive 6 better than Galaxy Watch Ultra 2025?
- Battery life (smartwatch mode)11 days vs 2.5 days4.4×
- Weight23 g vs 61 g2.7×
- Wi-FiWi-Fi 4 vs Wi-Fi 14×
- Thickness10.9 mm vs 12.1 mm+11%
Why is Galaxy Watch Ultra 2025 better than Vivoactive 6?
- Water resistance5 ATM vs 10 ATM2×
- Storage8 GB vs 64 GB8×
- Screen size1.2″ vs 1.5″+25%
- Sapphire crystalNo · Vivoactive 6: Yes
- Wireless chargingNo · Vivoactive 6: Yes
- Resolution (width)390 px vs 480 px+23%
Specifications
Side by side
| Design & durability | ||
| Case size | 42 mm | 47 mm |
| Weight | 23 g | 61 g |
| Thickness | 10.9 mm | 12.1 mm |
| Height | 42.2 mm | 47.4 mm |
| Width | 42.2 mm | 47.1 mm |
| Case material | Aluminium | Titanium |
| Sapphire crystal | No | Yes |
| Lens / cover glass | Corning® Gorilla® Glass 3 | Saphirglas Saphirglas |
| Strap material | silicone | Silikon |
| Water resistance | 5 ATM | 10 ATM |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | Swim, 5 ATM | 100 m / 10 bar / 10 ATM |
| Military-grade (MIL-STD-810) | — | Yes |
| Display | ||
| Screen size | 1.2″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | Super AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | — |
| Resolution (width) | 390 px | 480 px |
| Resolution (height) | 390 px | 480 px |
| Pixel density | 325 ppi | — |
| Battery | ||
| Battery life (smartwatch mode) | 11 days | 2.5 days |
| Battery life with always-on display | 5 days | — |
| Battery saver mode | 21 days | — |
| GPS battery life | 21 h | — |
| Battery life (hours) | — | 60 h |
| Battery capacity | — | 590 mAh |
| Battery type | Lithium ion | Li-Po |
| Wireless charging | No | Yes |
| Charging | Garmin proprietary plug charger | kabellos, magnetisches Ladekabel, magnetische Ladeschale |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | Yes | — |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | GPS, GLONASS, Galileo, QZSS, BeiDou, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor | heart rate, SpO2, barometer, accelerometer, ambient light |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GPS, GLONASS, GALILEO, BDS |
| Barometric altimeter | — | Yes |
| Compass | Yes | — |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | 72 | — |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | — | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 1 |
| Bluetooth | — | 5.3 |
| ANT+ sensors | Yes | — |
| Smart features | ||
| Voice assistant | — | Yes |
| Music on the watch | Yes | Yes |
| Storage | 8 GB | 64 GB |
| RAM | — | 2 GB |
| Third-party apps | Yes | — |
| Platform | ||
| Operating system | Garmin OS | wear OS 6, One UI 8 |
| Platform | Proprietary | Wear OS |
| Works with | iOS, Android | Android |
| Chipset | — | Exynos W1000 |
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