vs
7.0Display7.9
8.2Health tracking8.6
4.7Sports & outdoor8.0
8.6Smart features7.4
7.6Build & durability9.3
Dimensions
Size comparison
Pixel Watch 4Galaxy Watch Ultra 2025
| Pixel Watch 4 | Galaxy Watch Ultra 2025 | Difference | |
|---|---|---|---|
| Height | 45 mm | 47.4 mm | −2.4 mm |
| Width | 45 mm | 47.1 mm | −2.1 mm |
| Thickness | 12.3 mm | 12.1 mm | +0.2 mm |
| Weight | 31 g | 61 g | −30 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Pixel Watch 4 better than Galaxy Watch Ultra 2025?
- Weight31 g vs 61 g+97%
- Wi-FiWi-Fi 6 vs Wi-Fi 16×
Why is Galaxy Watch Ultra 2025 better than Pixel Watch 4?
- Battery life (smartwatch mode)1 days vs 2.5 days2.5×
- Water resistance5 ATM vs 10 ATM2×
- Wireless chargingNo · Pixel Watch 4: Yes
- Storage32 GB vs 64 GB2×
- Screen size1.4″ vs 1.5″+7%
- Battery capacity455 mAh vs 590 mAh+30%
- Resolution (width)456 px vs 480 px+5%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 47 mm |
| Weight | 31 g | 61 g |
| Thickness | 12.3 mm | 12.1 mm |
| Height | 45 mm | 47.4 mm |
| Width | 45 mm | 47.1 mm |
| Case material | Aluminium | Titanium |
| Sapphire crystal | — | Yes |
| Lens / cover glass | Corning Gorilla Glass 5 | Saphirglas Saphirglas |
| Strap material | Fluorelastomer | Silikon |
| Water resistance | 5 ATM | 10 ATM |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | 100 m / 10 bar / 10 ATM |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | Matte Black, Polished Silver, Champagne Gold, Satin Moonstone | — |
| Display | ||
| Screen size | 1.4″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | LTPO AMOLED | Super AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | — |
| Resolution (width) | 456 px | 480 px |
| Resolution (height) | 456 px | 480 px |
| Pixel density | 320 ppi | — |
| Peak brightness | 3,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | — |
| Battery | ||
| Battery life (smartwatch mode) | 1 days | 2.5 days |
| Battery life (hours) | — | 60 h |
| Battery capacity | 455 mAh | 590 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | No | Yes |
| Charging | — | kabellos, magnetisches Ladekabel, magnetische Ladeschale |
| Charged in 30 min | 100% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | — |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Accelerometer, gyro, heart rate, altimeter, compass, SpO2, thermometer (skin temperature), skin conductance | heart rate, SpO2, barometer, accelerometer, ambient light |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO | GPS, GLONASS, GALILEO, BDS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | — |
| Multisport / triathlon mode | — | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | — |
| Satellite messaging | Yes | — |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 1 |
| Bluetooth | 6 | 5.3 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Voice assistant | Yes | Yes |
| Music on the watch | Yes | Yes |
| Storage | 32 GB | 64 GB |
| RAM | 2 GB | 2 GB |
| Platform | ||
| Operating system | Android Wear OS 6 | wear OS 6, One UI 8 |
| Platform | Android | Wear OS |
| Works with | Android | Android |
| Chipset | Qualcomm Snapdragon W5 Gen 2 | Exynos W1000 |
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