vs
8.9Display9.3
9.1Health tracking4.9
8.0Sports & outdoor4.7
9.0Smart features9.0
8.7Build & durability4.1
Dimensions
Size comparison
Watch Series 11 AluminumWatch Ultra
| Watch Series 11 Aluminum | Watch Ultra | Difference | |
|---|---|---|---|
| Height | 46 mm | 46.3 mm | −0.3 mm |
| Width | 39 mm | 46.3 mm | −7.3 mm |
| Thickness | 9.7 mm | 12.1 mm | −2.4 mm |
| Weight | 30 g | 51 g | −21 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 11 Aluminum better than Watch Ultra?
- Weight29.7 g vs 51 g+72%
- Screen size1.96″ vs 1.5″+31%
- Storage64 GB vs 32 GB2×
- Thickness9.7 mm vs 12.1 mm+25%
Why is Watch Ultra better than Watch Series 11 Aluminum?
- Peak brightness2,000 nits vs 2,700 nits+35%
- Pixel density326 ppi vs 439 ppi+35%
- Resolution (width)416 px vs 466 px+12%
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 46 mm |
| Weight | 29.7 g | 51 g |
| Thickness | 9.7 mm | 12.1 mm |
| Height | 46 mm | 46.3 mm |
| Width | 39 mm | 46.3 mm |
| Case material | Aluminium | — |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Ion-X strengthened glass (2025 gen) | Corning Gorilla Glass 3 |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP6X | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Colours | Jet Black, Space Gray, Rose Gold, Silver | Black, Silver |
| Display | ||
| Screen size | 1.96″ | 1.5″ |
| Display technology | OLED | OLED |
| Panel | Retina LTPO3 OLED | LTPO pOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 416 px | 466 px |
| Resolution (height) | 496 px | 466 px |
| Pixel density | 326 ppi | 439 ppi |
| Peak brightness | 2,000 nits | 2,700 nits |
| LTPO display | Yes | Yes |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | — | 550 mAh |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | — |
| Charged in 30 min | 80% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water) | Accelerometer, gyro, heart rate, compass, barometer, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.3 | 5.3 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | 64 GB | 32 GB |
| RAM | — | 2 GB |
| Platform | ||
| Operating system | watchOS 26 | Android Wear OS 6 |
| Platform | watchOS | Android |
| Chipset | Apple S10 | Qualcomm Snapdragon W5+ Gen 1 |
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