Fitbit Versa 4

Works with: iPhone and Android
Display: AMOLED, 1.58 in
Case sizes: 40.5 mm
Battery: 6 days
Water resistance: 5 ATM
Weight: 37.64 g

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Fitbit Versa 4 at a glance

Battery

About a week

Up to 6 days in smartwatch mode.
GPS

Built-in GPS

No maps. Runs and rides without your phone.
Display

AMOLED, 1.58 in

1.58 in and always-on option.
Health

Heart, sleep and more

Measures blood oxygen and skin temperature.
Phone & smart

iPhone and Android

Payments.
Build

5 ATM water rating

37.64 g.

Fitbit Versa 4 full specifications

Overview

Brand	Google
Model	Versa 4
Series	Versa
Colours	Black / Graphite Aluminum, Waterfall Blue / Platinum Aluminum, Pink Sand / Copper Rose Aluminum, Beet Juice / Copper Rose Aluminum

Platform & apps

Works with iPhone and Android phones, running Fitbit OS.

It has an app store for extra apps and watch faces. Google Health Premium adds extra insights, but the core features are free.

Operating system	Fitbit OS
Works with	iPhone and Android
Minimum iOS	iOS 16.4
Minimum Android	Android 11
App store	Yes
Subscription	Optional
Subscription name	Google Health Premium
Subscription features	breakdown of your sleep with 10 monthly metrics, sleep animal

Display

A vivid, high-contrast screen that is easy to read indoors and out.

1.58 in and always-on option.

Display type	AMOLED
Screen size	1.58 in
Resolution	336 x 336
Colour display	Yes
Always-on display	Yes
Controls	touchscreen, buttons

Design & durability

A 40.5 mm case weighing 37.64 g.

Rated 5 ATM: fine for swimming laps and showers.

Case sizes	40.5 mm
Case shape	Square
Dimensions	40.5 x 40.5 x 11.2 mm
Thickness	11.2 mm
Weight (case)	37.64 g
Case material	Aluminum
Lens	Corning Gorilla Glass 3
Band material	flexible material similar to that used in many sports watches
Fits wrists	129.5-218.4 mm
Water resistance	5 ATM
IP rating	IP67
Operating temperature	6 to 45 °C

Battery

About a week: up to 6 days in smartwatch mode.

Real battery life depends on screen brightness, notifications and workouts.

Battery (smartwatch mode)	6 days
All battery modes	Smartwatch: 6 days
Battery type	Lithium-polymer
Full charge time	120 min
Fast charging	full day of battery life in 12 minutes

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

Tracks heart rate around the clock, plus blood oxygen and skin temperature.

For sleep, it offers a nightly sleep score.

Sensors	optical HR, SpO2, skin temperature, accelerometer, ambient light
Heart-rate sensor	Multi-path optical heart rate sensor
Heart-rate tracking	24/7
High/low heart-rate alerts	Yes
Blood oxygen (SpO2)	Yes
Skin temperature	Yes
Sleep tracking	Sleep score
Stress tracking	Yes

Training

Auto activity detection	Yes
Training metrics	Active Zone Minutes, personalized heart-rate zones

Smart features

Smart extras include contactless payments.

Voice assistant: Alexa.

Notifications	Yes
Message replies	Android
Speaker	Yes
Microphone	Yes
Voice assistant	Alexa
Contactless payments	Yes
Wi-Fi	None
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.