Motorola Moto 360 (2nd Gen) vs. Pebble Time Steel vs. Polar M400 vs. Withings Go vs. Fitbit Charge HR

 
Moto 360 (2nd Gen)
Time Steel
M400
Go
Charge HR
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowWithingsGoRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$300$250$200$80$150
Release20152015201420162015

Activity & Fitness

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

Battery

Duration1.5 days10 days8 hours to 30 days8 months5 days
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 325 or 360 x 330168 x 144n/an/aNA
Size1.37 inches or 1.56 inches1.26 inchesn/an/aNA
Touchn/aNA
TypeLCDe-papern/aE-InkOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM3 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearPebble OSn/an/aNA
Appsn/a
Musicn/a

All Wearables