Polar M400 vs. Garmin Vivosmart vs. Samsung Gear 2 vs. Microsoft Band vs. HTC re Grip

 
M400
Vivosmart
Gear 2
Band
re Grip
 PolarM400Remove Buy NowGarminVivosmartRemove Buy NowSamsungGear 2Remove Buy NowMicrosoftBandRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$200$170$300$200$199
Release20142014201420142020

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 days2-3 days2 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16320 x 320320 x 106160 x 32
Sizen/a1.41 inches1.63 inches1.37 inches1.8 inches
Touch
Typen/aOLEDSuper AMOLEDCapacitative TFTPMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP67IP67IP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSNANA
Apps
Music

All Wearables