Motorola Moto 360 (2nd Gen) vs. Pebble Time Steel vs. Polar M400 vs. Samsung Gear 2 vs. Garmin Vivosmart 4

 
Moto 360 (2nd Gen)
Time Steel
M400
Gear 2
Vivosmart 4
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowSamsungGear 2Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$300$250$200$300$130
Release20152015201420142018

Activity & Fitness

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

Battery

Duration1.5 days10 days8 hours to 30 days2-3 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330168 x 144n/a320 x 32048 x 128
Size1.37 inches or 1.56 inches1.26 inchesn/a1.63 inches0.74 inches
Touch
TypeLCDe-papern/aSuper AMOLEDOLED

Functions

Audio SpeakerBluetoothAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM3 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearPebble OSn/aTizen OS
Apps
Musicn/a

All Wearables