Apple Watch SE vs Apple Watch Ultra 3
Comparing 2 products
| General Overview | ||
| Device Type | Watch | Bar |
| Model | A2353, A2354, A2355, A2356, A2351, A2352 | Apple Watch Ultra 3 |
| Announced | 2020, October | 2025, September 09 |
| Released | 2020, October | 2025, September 09 |
| Status | Available | Available |
| Estimate Price | - | € 895.00 |
| Design | ||
| Type | Square | Bar |
| Dimensions | 44 x 38 x 10.4 mm (1.73 x 1.50 x 0.41 in) | 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in) |
| Weight | 36.4 g (1.27 oz) | 61.6 g or 61.8 g (black) (2.15 oz) |
| Protection | Glass front, ceramic/sapphire crystal back, aluminum frame | Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5) |
| Colors | Silver, Gold, Space Gray | Natural, Black |
| Display | ||
| Display Type | OLED | OLED |
| Size | 1.78 inches, 10.0 cm2 (~60.0% screen-to-body ratio) | 1.98 inches |
| Resolution | 448 x 368 pixels | 514 x 422 pixels |
| Pixel Density | 326 ppi density | 326 ppi density |
| Touch Screen | Yes, 3D Touch display | Yes |
| Display Protection | Ion-X strengthened glass | Sapphire crystal glass |
| Display Colors | - | 1 Million+ |
| Features | - | 3000 nits (peak) |
| Software | ||
| OS | watchOS 7.0 | watchOS 26 |
| Hardware | ||
| Chipset | Apple S5 | Apple S10 |
| CPU | Dual-core | Dual-core |
| GPU | PowerVR | PowerVR |
| RAM | 1 GB | 2 GB |
| Internal Storage | 32 GB | 64GB |
| Card Slot | No | No |
| Sensors | Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass | Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water) |
| Connectivity | ||
| Bluetooth | 5.0, A2DP, LE | 5.3, A2DP, LE |
| Wi-fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, dual-band |
| Wi-fi Hotspot | No | Yes |
| USB | No | No |
| GPS | Yes, with A-GPS, GLONASS | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
| NFC | Yes | Yes |
| Wireless Charging | Yes | Wireless, 0-80% in 45 min |
| Data | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| Speed | HSPA 42.2/5.76 Mbps, LTE | HSPA, LTE, 5G |
| Battery | ||
| Battery Type | Li-Ion (Lithium Ion) | Li-Ion (Lithium Ion) |
| Capacity | Up to 18 h (mixed usage) | Li-Ion |
| Placement | Non-removable | Non-removable |
