Pebble Time Round vs. Polar M400 vs. Polar A360 vs. Polar Loop 2 vs. Withings Go

 
Time Round
M400
A360
Loop 2
Go
 PebbleTime RoundRemove Buy NowPolarM400Remove Buy NowPolarA360Remove Buy NowPolarLoop 2Remove Buy NowWithingsGoRemove Buy Now

Basic Info

Suggested Price$200$200$200$120$80
Release20152014201520152016

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 hours to 30 days12 days8 days (without notifications)8 months
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a160 x 80n/an/a
Sizeroundn/a1.18 inchesn/an/a
Touchn/a
Typee-papern/an/aLEDE-Ink

Functions

Audio SpeakerAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX73 ATMWR302 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/an/an/an/a
Appsn/a
Music

All Wearables