Fitbit Charge 6

Works with: iPhone and Android
Display: AMOLED, 1.04 in
Battery: 7 days
Water resistance: 5 ATM
Weight: 30 g

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Fitbit Charge 6 at a glance

Battery

About a week

Up to 7 days in smartwatch mode.
GPS

Built-in GPS

No maps. Runs and rides without your phone.
Display

AMOLED, 1.04 in

1.04 in, always-on option and touchscreen.
Health

ECG on the wrist

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

iPhone and Android

Payments.
Build

5 ATM water rating

30 g.

Fitbit Charge 6 full specifications

Overview

Brand	Google
Model	Charge 6
Series	Charge
Colours	Coral/Champagne Gold Aluminum

Platform & apps

Works with iPhone and Android phones.

Google Health Premium adds extra insights, but the core features are free.

Works with	iPhone and Android
Minimum iOS	iOS 16.4
Minimum Android	Android 11
Subscription	Optional
Subscription name	Google Health Premium
Subscription features	Daily Readiness Score, Stress Management Score, in-app coaching built with Gemini

Display

A bright, colourful screen that looks like a phone display.

1.04 in, always-on option and touchscreen.

Display type	AMOLED
Screen size	1.04 in
Colour display	Yes
Always-on display	Yes
Touchscreen	Yes
Controls	touchscreen, buttons

Design & durability

Weighs 30 g.

Rated 5 ATM: fine for swimming laps and showers.

Case shape	Band
Dimensions	36.73 x 23.09 x 11.2 mm
Thickness	11.2 mm
Weight (case)	30 g
Case material	Aluminum
Lens	Corning Gorilla Glass 3
Band material	silicone
Fits wrists	130-211 mm
Water resistance	5 ATM
IP rating	IP68
Water standard	ISO 22810:2010
Operating temperature	-10 to 45 °C
Max altitude	8,534 m

Battery

About a week: up to 7 days in smartwatch mode.

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

Battery (smartwatch mode)	7 days
All battery modes	Smartwatch: 7 days
Battery type	Lithium-polymer
Charging	proprietary-plug
Full charge time	120 min

GPS & navigation

Built-in GPS, so you can record runs and rides without your phone.

GPS	Built-in
Satellite systems	GPS, GLONASS
Navigation features	turn-by-turn

Health & sensors

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

For sleep, it offers a nightly sleep score. It can warn you about an irregular heart rhythm. ECG availability can depend on your country.

Sensors	optical HR, ECG electrode, SpO2, skin temperature, EDA
Heart-rate tracking	24/7
ECG	Yes
Irregular rhythm alerts	Yes
High/low heart-rate alerts	Yes
Blood oxygen (SpO2)	Yes
Skin temperature	Yes
Respiration rate	Yes
Sleep tracking	Sleep score
Stress tracking	Yes
Readiness score	Daily Readiness Score
Cycle tracking	Yes

Training

Tracks 40+ sports and activities.

It adds daily suggested workouts.

Sport profiles	40
Auto activity detection	Yes
Training metrics	VO2 max, training load
Adaptive coaching	Yes
Heart-rate broadcast	Yes
External sensors	Bluetooth Heart Rate Profile exercise machines

Smart features

Smart extras include contactless payments.

Notifications	Yes
Contactless payments	Yes
Payment service	Google Wallet
Offline music apps	YouTube Music
Bluetooth	Bluetooth 5.0
Find my phone	Yes

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