Polar M400 vs. Garmin Vivosmart vs. Xiaomi Mi Band 2 vs. Samsung Galaxy Watch vs. Samsung Gear Fit

 
M400
Vivosmart
Mi Band 2
Galaxy Watch
Gear Fit
 PolarM400Remove Buy NowGarminVivosmartRemove Buy NowXiaomiMi Band 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowSamsungGear FitRemove Buy Now

Basic Info

Suggested Price$200$170$23$330$150
Release20142014201620182014

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 days20 hours7 days2-3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16n/a360 x 360432 x 128
Sizen/a1.41 inches0.42 inches1.2 inches or 1.3 inches1.84 inches
Touch
Typen/aOLEDOLEDAMOLEDSuper AMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP675 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTizen OSNA
Apps
MusicSpotify

All Wearables