Withings ScanWatch Nova

Works with: iPhone and Android
Display: 0.63 in
Case sizes: 42 mm
Water resistance: 10 ATM
Weight: 63 g

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Find it in these categories

Withings ScanWatch Nova at a glance

GPS

Uses your phone's GPS

Carry your phone to map a workout.
Health

ECG on the wrist

Measures ECG, blood oxygen, skin temperature and HRV.
Phone & smart

iPhone and Android

Notifications from your phone.
Build

10 ATM water rating

63 g. Sapphire lens.

Withings ScanWatch Nova full specifications

Overview

Brand	Withings
Model	ScanWatch Nova
Series	ScanWatch
Colours	Black, Blue, Dark Green

Platform & apps

Works with iPhone and Android phones, running Withings.

Withings+ adds extra insights, but the core features are free.

Operating system	Withings
Works with	iPhone and Android
Minimum iOS	iOS 18
Minimum Android	Android 12
Subscription	Optional
Subscription name	Withings+
Subscription features	ECG analysis by a cardiologist, Cardio Check-Up, NutriCare, Readiness score, Health Assistant

Display

Display name	High resolution grayscale OLED display
Screen size	0.63 in
Pixel density	282 ppi
Colour display	No
Controls	crown, rotating bezel

Design & durability

A 42 mm case weighing 63 g.

Rated 10 ATM: fine for swimming, snorkelling and water sports. A sapphire lens resists scratches.

Case sizes	42 mm
Case shape	Round
Dimensions	42mm
Weight (case)	63 g
Case material	Stainless steel
Bezel material	Ceramic and stainless steel
Lens	sapphire
Band material	Metal
Band width	20 mm
Water resistance	10 ATM

Battery

All battery modes	Battery saver: 35 days
Charging	dock
Full charge time	120 min

GPS & navigation

Uses your phone's GPS, so carry the phone to map a run or ride.

GPS	Uses phone GPS

Health & sensors

A health-focused watch: it measures ECG, blood oxygen, skin temperature and HRV.

ECG availability can depend on your country.

Sensors	optical HR, ECG electrode, SpO2, skin temperature, accelerometer, altimeter
Heart-rate sensor	Multi-wavelength PPG 16 channels
Heart-rate tracking	24/7
ECG	Yes
Heart-rate variability	Yes
Blood oxygen (SpO2)	Yes
Skin temperature	Yes
Energy score	Daily energy indicator
Readiness score	Readiness score

Training

Auto activity detection	Yes

Smart features

Notifications	Yes
Bluetooth	Bluetooth LE

Diving, golf & more

Analog hands	Yes
Secondary display	grayscale OLED 0.63 in

Specs compiled from Withings's product pages and datasheets. Manufacturers revise hardware between versions, so check the version on the box. Spotted an error? Tell us.