Polar Unite

Works with: iPhone and Android
Display: LCD, 1.2 in
Case sizes: 43 mm
Battery: 4 days
GPS battery: 2.1 days
Water resistance: 3 ATM
Weight: 18 g

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Polar Unite at a glance

Battery

A few days

Up to 4 days in smartwatch mode. 50 hours with GPS.
GPS

Uses your phone's GPS

Carry your phone to map a workout.
Display

LCD, 1.2 in

1.2 in and touchscreen.
Health

Heart, sleep and more

Measures HRV.
Phone & smart

iPhone and Android

Calls.
Build

3 ATM water rating

18 g.

Polar Unite full specifications

Overview

Brand	Polar
Model	Unite
Colours	Black

Platform & apps

Works with iPhone and Android phones, running Polar.

Operating system	Polar
Works with	iPhone and Android
Storage	0.032 GB

Display

An LCD display.

1.2 in and touchscreen.

Display type	LCD
Screen size	1.2 in
Resolution	240 x 240
Pixel density	283 ppi
Touchscreen	Yes
Controls	touchscreen, buttons

Design & durability

A 43 mm case weighing 18 g.

Rated 3 ATM: splash-proof, not for swimming.

Case sizes	43 mm
Thickness	10.4 mm
Weight (case)	18 g
Weight with band	32 g
Case material	Plastic
Lens	Asahi Glass
Band material	silicone
Band width	20 mm
Water resistance	3 ATM
Operating temperature	-10 to 50 °C

Battery

A few days: up to 4 days in smartwatch mode.

With GPS on, up to 50 hours. Makers test with their own settings, so treat these as best-case figures.

Battery (smartwatch mode)	4 days
Battery (GPS)	2.1 days
All battery modes	Smartwatch: 4 days; GPS: 2.1 days
Battery capacity	165 mAh
Battery type	Li-Pol

GPS & navigation

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

GPS	Uses phone GPS

Health & sensors

Tracks heart rate around the clock, plus HRV.

For sleep, it offers sleep stages.

Sensors	optical HR, accelerometer, ambient light
Heart-rate sensor	Precision Prime
Heart-rate tracking	24/7
Heart-rate variability	Yes
Sleep tracking	Sleep stages
Readiness score	Nightly Recharge

Training

Tracks 130+ sports and activities.

It adds daily suggested workouts.

Sport profiles	130
Auto activity detection	Yes
Training metrics	VO2 max, training load, training effect
Adaptive coaching	Yes
Heart-rate broadcast	Yes

Smart features

Smart extras include calls on the wrist.

Notifications	Yes
Calls on the watch	Yes
Bluetooth	Bluetooth LE

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