Apple Watch Ultra 3 Specifications
Apple has once again raised the bar for premium wearables with the launch of the Apple Watch Ultra 3 in September 2025. Designed for the most demanding users, the Apple Watch Ultra 3 continues Apple’s smartwatch legacy. The watch combines a rugged build with cutting-edge technology under the hood. It features a sleek 49mm titanium case that weighs just 61.6 g (61.8 g for black) and is incredibly strong. It is complemented by sapphire crystal glass, offering excellent scratch resistance. This device is built to survive whatever you throw at it. This durability is backed by certifications including IP6X dust resistance, 100m water resistance, 40m dive capability (EN13319), and MIL-STD-810H compliance.
On the front, you get a 1.98-inch Retina LTPO3 OLED display with a peak brightness of 3000 nits and a resolution of 514 × 422 pixels (~326 ppi). The Apple Watch Ultra 3 runs on watchOS 26, powered by the new Apple S10 chipset with a dual-core CPU and PowerVR GPU. Besides this, the smartwatch offers a wide range of health and wellness capabilities. It includes a precise depth gauge for divers, a highly accurate body and water temperature sensor (0.01˚ precision), ECG, SpO2, VO2max, and more. It also supports Emergency SOS via satellite, ensuring connectivity in remote areas.
Connectivity is future-proof with super-fast 5G and the latest Ultra Wideband (UWB) Gen 2 chip for precise location finding. The Li-Ion battery is reliable, lasting a full day on a single charge. Besides this, it supports wireless charging that can reach 80% in just 45 minutes. With 64GB of storage, you can enjoy the Apple ecosystem perks without any hassle. It also features dual 86-decibel speakers, ensuring clear audio even in noisy environments. Overall, the Apple Watch Ultra 3 is more than just a watch — it’s a powerful outdoor companion. Priced at around $1059 (Rs. 93,999 in India), the Apple Watch Ultra 3 is available in Black and Natural finishes.
| Specifications | Apple Watch Ultra 3 |
| Network | 2G, 3G, 4G, 5G |
| Announced | September 2025 |
| SIM | eSIM |
| Dimensions | 1.93 x 1.73 x 0.47 inches |
| Weight | 61.6 g or 61.8 g (Black) |
| Size | 1.98 inches |
| Display | Retina LTPO3 OLED 3000 nits (peak) Wide-angle OLED ~326 ppi density |
| Protection | Sapphire crystal glass IP6X certified 100m water resistant (22810:2010) 40m swimproof/diving (EN13319) MIL-STD-810H compliant ECG certified (region dependent SW application; HW available on all models) |
| Resolution | 514 x 422 pixels |
| OS | watchOS 26 |
| Chipset | Apple S10 |
| CPU | Dual-core |
| GPU | PowerVR |
| Card slot | No |
| Internal | 64GB |
| Camera | No |
| Loudspeaker | Yes, with dual speakers (86dB) |
| 3.5mm jack | No |
| WLAN | Wi-Fi 802.11 b/g/n, dual-band |
| Bluetooth | 5.3, A2DP, LE |
| GPS | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
| NFC | Yes |
| Radio | No |
| USB | No |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, body temperature, water temperature Temperature sensing (0.01˚ accuracy) Depth gauge (±1m accuracy) Ultra Wideband (UWB) support (gen2 chip) Emergency SOS via satellite |
| Battery | Li-Ion Wireless charging, 0-80% in 45 min |
| Colors | Natural, Black |
| Expected Price | $1059 (Rs. 93,999 in India) Approx. |
Apple Watch Ultra 3 Pros and Cons
Down below you can see the list of pros and cons (advantages and disadvantages) of the Apple Watch Ultra 3 smartwatch.
Pros
- Extremely bright 3000-nit display.
- Offers a titanium and sapphire crystal build.
- Military-grade rating for shock and dust resistance.
- ECG and temperature sensors.
- Emergency SOS via satellite.
- Fast wireless charging reduces downtime.
- Apple S10 chip ensures smooth performance.
- The latest watchOS 26 offers new features.
- Dual speakers provide loud and clear audio.
- e-SIM 5G connectivity support.
- Specialized sensors, such as a depth gauge for diving.
- Ultra Wideband support for precise location finding.
Cons
- Very high price point compared to other smartwatches.
- The large 49mm case size may be too big for smaller wrists.
- Regional restriction on some health features.
- No third-party watch face customization.
- Repair costs for premium materials are very high.
- Need an iPhone for this watch to fully work.
