Withings Steel HR

Works with: iPhone and Android
Display: 0.48 in
Case sizes: 36 / 40 mm
Battery: 25 days
Water resistance: 5 ATM
Weight: 49 g

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Withings Steel HR at a glance

Battery

Weeks between charges

Up to 25 days in smartwatch mode.
GPS

No GPS

Tracks steps and workouts without location.
Health

Heart rate and activity

Heart rate, steps and sleep.
Phone & smart

iPhone and Android

Notifications from your phone.
Build

5 ATM water rating

49 g. 2 case sizes.

Withings Steel HR full specifications

Overview

A smartwatch from Withings, released in 2016.

Brand	Withings
Model	Steel HR
Series	Steel HR
Released	2016-10
Versions	Steel HR 36 mm, Steel HR Sport 40 mm

Platform & apps

Works with iPhone and Android phones, running Withings.

Operating system	Withings
Works with	iPhone and Android
Minimum iOS	iOS 10
Minimum Android	Android 6

Display

Display name	OLED
Screen size	0.48 in
Resolution	36 x 72
Colour display	Yes
Controls	buttons

Design & durability

Comes in 2 case sizes (36, 40 mm) weighing 49 g.

Rated 5 ATM: fine for swimming laps and showers.

Case sizes	36 / 40 mm
Case shape	Round
Thickness	13 mm
Weight (case)	49 g
Case material	Stainless steel
Lens	Mineral Glass
Band material	silicone
Band width	20 mm
Band fitting	quick release spring bars
Fits wrists	up to 230
Water resistance	5 ATM
Operating temperature	-10 to 45 °C

Battery

Weeks between charges: up to 25 days in smartwatch mode.

Makers test with their own settings, so treat these as best-case figures.

Battery (smartwatch mode)	25 days
All battery modes	Smartwatch: 25 days; Battery saver: 20 days
Charging	proprietary-plug

GPS & navigation

No GPS.

GPS	None

Health & sensors

Sensors	optical HR, accelerometer
Heart-rate tracking	24/7

Training

Auto activity detection	Yes

Smart features

Notifications	Yes
Bluetooth	Bluetooth LE

Diving, golf & more

Diving	None
Analog hands	Yes
Secondary display	OLED 12.1 mm

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.