| Display | Analog hybrid dial with 0.63" grayscale OLED sub-display (14504 px, 282 PPI) | OLED Retina, up to 30% more screen area than Series 9 |
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| Case | 38.4 mm (34.6 g) or 42 mm (52.6 g) stainless steel, sapphire glass, 18/20 mm FKM wristband | — |
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| Battery | Up to 30 days (launch claim; Withings now states up to 35 days), about 2 hours to charge | — |
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| Water Resistance | 5 ATM (50 m) | — |
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| Health Sensors | ECG, SpO2, TempTech 24/7 skin temperature, multi-wavelength PPG (4 wavelengths, 16 channels), HDR accelerometer | HR, SpO2, ECG, FDA-approved sleep apnea detection, water depth/temperature |
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| Features | AFib detection, heart rate variability, respiratory rate, menstrual cycle logging, 40+ automatic activities, VO2 max | — |
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| OS | HealthSense, iOS 15+ / Android 9+ compatible | watchOS 10 |
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| Colours | Black, white (38 mm); black (42 mm) | — |
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| Case Sizes | — | 42mm / 46mm |
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| Chipset | — | Apple S10 (Sawtooth cores from A16 Bionic) |
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| Battery Life | — | 18 hours |
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