vs
8.8Display5.0
9.2Health tracking9.6
8.0Sports & outdoor2.2
8.4Build & durability2.4
Dimensions
Size comparison
Watch Series 9 AluminumIgnite 3 Titanium
| Watch Series 9 Aluminum | Ignite 3 Titanium | Difference | |
|---|---|---|---|
| Height | 45 mm | 43 mm | +2 mm |
| Width | 38 mm | 43 mm | −5 mm |
| Thickness | 10.7 mm | 9.5 mm | +1.2 mm |
| Weight | 32 g | 36 g | −4 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 9 Aluminum better than Ignite 3 Titanium?
- Water resistance5 ATM vs 3 ATM+67%
- Screen size1.9″ vs 1.28″+48%
- Weight31.9 g vs 36 g+13%
- Battery capacity308 mAh vs 215 mAh+43%
Why is Ignite 3 Titanium better than Watch Series 9 Aluminum?
- Thickness10.7 mm vs 9.5 mm+13%
- Resolution (width)396 px vs 416 px+5%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 43 mm |
| Weight | 31.9 g | 36 g |
| Thickness | 10.7 mm | 9.5 mm |
| Height | 45 mm | 43 mm |
| Width | 38 mm | 43 mm |
| Case material | Aluminium | Titanium |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Ion-X strengthened glass | — |
| Water resistance | 5 ATM | 3 ATM |
| Ingress protection | IP6X | — |
| Water rating (maker) | — | WR30 |
| Colours | Midnight, Starlight, Silver, Pink, Red | Sun-Kissed Bronze, Black Silicone |
| Display | ||
| Screen size | 1.9″ | 1.28″ |
| Display technology | OLED | AMOLED |
| Panel | Retina LTPO OLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | — | Yes |
| Resolution (width) | 396 px | 416 px |
| Resolution (height) | 484 px | 416 px |
| Pixel density | 326 ppi | 325 ppi |
| Peak brightness | 2,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | — |
| Battery | ||
| Battery life (smartwatch mode) | — | 8 days |
| GPS battery life | — | 24 h |
| Battery capacity | 308 mAh | 215 mAh |
| Battery type | Li-Ion | Li-Pol |
| Wireless charging | Yes | — |
| Charged in 30 min | 53% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| ECG | Yes | — |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| HRV tracking | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body) | Accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Offline maps | — | No |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| LED flashlight | — | No |
| Connectivity | ||
| NFC payments | Yes | — |
| LTE (cellular) | Yes | — |
| eSIM | Yes | — |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | — |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Speaker | Yes | — |
| Storage | 64 GB | — |
| Platform | ||
| Operating system | watchOS 10 | Polar OS |
| Platform | watchOS | Proprietary |
| Chipset | Apple S9 | — |
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