Pebble 2 vs. Polar M400 vs. Motorola Moto 360 (1st Gen) vs. Samsung Galaxy Watch vs. Fitbit Flex

 
2
M400
Moto 360 (1st Gen)
Galaxy Watch
Flex
 Pebble2Remove Buy NowPolarM400Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$129$200$150$330$100
Release20162014201420182013

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 260360 x 360NA
Sizen/an/a1.56 inches1.2 inches or 1.3 inchesNA
TouchNA
Typee-papern/aLCDAMOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATMIP675 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearTizen OSNA
Apps
MusicNASpotify

All Wearables