vs
9.0Display9.0
5.0Health tracking8.6
8.0Sports & outdoor3.1
9.6Smart features7.9
8.2Build & durability9.4
Dimensions
Size comparison
Watch 3Galaxy Watch Ultra
| Watch 3 | Galaxy Watch Ultra | Difference | |
|---|---|---|---|
| Height | 43 mm | 47.4 mm | −4.4 mm |
| Width | 37 mm | 47.4 mm | −10.4 mm |
| Thickness | 11.7 mm | 12.1 mm | −0.4 mm |
| Weight | 32 g | 60 g | −29 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 3 better than Galaxy Watch Ultra?
- Weight31.9 g vs 60.5 g+90%
- Screen size1.75″ vs 1.5″+17%
- Thickness11.7 mm vs 12.1 mm+3%
Why is Galaxy Watch Ultra better than Watch 3?
- Water resistance5 ATM vs 10 ATM2×
- Storage32 GB vs 64 GB2×
- Battery capacity400 mAh vs 590 mAh+48%
- Resolution (width)372 px vs 480 px+29%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 47 mm |
| Weight | 31.9 g | 60.5 g |
| Thickness | 11.7 mm | 12.1 mm |
| Height | 43 mm | 47.4 mm |
| Width | 37 mm | 47.4 mm |
| Case material | Aluminium | Titanium |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Sapphire crystal glass |
| Strap material | — | Silikon |
| Water resistance | 5 ATM | 10 ATM |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | — | 100 m / 10 bar / 10 ATM |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | Black, Gold | Titanium Sliver, Titanium Gray, Titanium White, Titanium Blue |
| Display | ||
| Screen size | 1.75″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | Super AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 372 px | 480 px |
| Resolution (height) | 430 px | 480 px |
| Pixel density | 326 ppi | 327 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 400 mAh | 590 mAh |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | — | Yes |
| Charging | — | 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 |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate, compass, barometer, SpO2 | Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (body), temperature (water), BioActive |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | — | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | Yes |
| Wi-Fi | — | Wi-Fi 4 |
| Bluetooth | 5 | 5.3 |
| Smart features | ||
| Calls from the wrist | — | Yes |
| Speaker | Yes | Yes |
| Voice assistant | — | Yes |
| Music on the watch | — | Yes |
| Storage | 32 GB | 64 GB |
| RAM | 1 GB | 2 GB |
| Platform | ||
| Operating system | Android Wear OS - International ColorOS Watch 3.0 - China | Android Wear OS 5 |
| Platform | Android | Android |
| Works with | — | Android |
| Chipset | Qualcomm Snapdragon W5+ Gen 1 | Exynos W1000 |
