Garmin Vivoactive HR vs. Polar M400 vs. Microsoft Band 2 vs. Pebble Time 2 vs. Amazfit T-Rex

 
Vivoactive HR
M400
Band 2
Time 2
T-Rex
 GarminVivoactive HRRemove Buy NowPolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowPebbleTime 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$200$250$199$140
Release20162014201520162019

Activity & Fitness

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

Battery

Duration13 hours to 8 days8 hours to 30 days48 hours (without GPS)10 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205n/a320 x 128NA360 x 360
Size1.38 inchesn/a1.36 inchesNA1.3 inches
Touch
Typen/an/aCapacitative TFTe-paperAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIPX73 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aPebble OSBuild-in
Apps
Music

All Wearables