Compare Apple Watch Ultra 3 vs Nothing CMF Watch 3 Pro
| Apple Watch Ultra 3 Choose another device | Nothing CMF Watch 3 Pro Choose another device | |
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Launch |
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| Version | September 2025 | July 2025 |
Network |
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| Technology | 5G | - |
Body |
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| Dimensions | 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in) | 47 x 47 x 14.4 mm (1.85 x 1.85 x 0.57 in) |
| Weight | 61.6 g or 61.8 g | 51 g (1.80 oz) |
| SIM | eSIM | No |
| Design | Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5) | Glass front, aluminum frame |
| Others | IP6X certified, 100m water resistant, 40m swimproof/diving | IP68 dust tight and water resistant |
Display |
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| Type | Retina LTPO3 OLED | AMOLED |
| Size | 1.98 inches | 1.43 inches |
| Resolution | 514 x 422 pixels | 466 x 466 pixels |
| Protection | Sapphire crystal glass | - |
| Various | Wide-angle OLED | - |
Platform |
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| Operating System | watchOS 26 | - |
| Chipset | Apple S10 | - |
| CPU | Dual-core | - |
| GPU | PowerVR | - |
Memory |
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| Card Slot | No | No |
| Internal | 64GB | 256 MB |
Camera |
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| Primary | No | - |
Sound |
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| Loudspeaker | Yes, with dual speakers | Yes |
| 3.5mm Jack | No | No |
Comms |
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| Wifi | b/g/n, dual-band | No |
| Bluetooth | 5.3 | 5.3 |
| GPS | Yes | Yes |
| NFC | Yes | No |
| Radio | No | No |
| USB | No | No |
Features |
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| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water) | Accelerometer, gyro, heart rate, SpO2, Email, IM |
| Miscellaneous | Temperature sensing, Depth gauge, Ultra Wideband, Emergency SOS via satellite | - |
Battery |
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| Battery type | 599 mAh | 350 mAh |
| Charging | Wireless | - |
Misc |
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| Colors | Natural, Black | Dark Grey, Light Grey |
| Models | A3281, A3282 | D399 |
| Price | 900 USD | 130 USD |
| Apple Watch Ultra 3: More information Choose another device | Nothing CMF Watch 3 Pro: More information Choose another device | |
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