Garmin Vivosmart vs. Microsoft Band 2 vs. Polar M430 vs. Garmin 645 Music vs. Amazfit GTR

 
Vivosmart
Band 2
M430
645 Music
GTR
 GarminVivosmartRemove Buy NowMicrosoftBand 2Remove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$170$250$255$450$199
Release20142015201720182019

Activity & Fitness

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

Battery

Duration7 days48 hours (without GPS)30 hours7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16320 x 128128x128240 x 240454 x 454
Size1.41 inches1.36 inches1.4 inch1.2 inches1.39 inches
Touch
TypeOLEDCapacitative TFTLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7WR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables