Polar M400 vs. Samsung Gear S2 vs. Garmin Vivosmart vs. MobVoi TicWatch Pro vs. Fitbit Flex

 
M400
Gear S2
Vivosmart
TicWatch Pro
Flex
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowGarminVivosmartRemove Buy NowMobVoiTicWatch ProRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$300$170$300$100
Release20142015201420182013

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days7 days30 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
Resolutionn/a360 x 360128 x 16400 x 400NA
Sizen/a1.2 inches1.41 inches1.4 inchesNA
TouchNA
Typen/aSuper AMOLEDOLEDOLED/FSTNLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATMIP681 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aWear OSNA
Apps
Music

All Wearables