Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Samsung Gear S2 vs. Garmin Forerunner 235 vs. Fitbit Flex

 
Moto 360 (2nd Gen)
M400
Gear S2
Forerunner 235
Flex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowSamsungGear S2Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$300$200$300$299.99$100
Release20152014201520172013

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days2-3 days9 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a360 x 360215 x 180NA
Size1.37 inches or 1.56 inchesn/a1.2 inches1.23 inchesNA
TouchNA
TypeLCDn/aSuper AMOLEDMIPLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP685 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizenNA
Apps
Musicn/a

All Wearables