Garmin Vivoactive vs. Garmin Vivosmart HR vs. Garmin 645 Music vs. Pebble Time 2 vs. Polar A370

 
Vivoactive
Vivosmart HR
645 Music
Time 2
A370
 GarminVivoactiveRemove Buy NowGarminVivosmart HRRemove Buy NowGarmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$250$170$450$199$179.95
Release20152015201820162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days7 days10 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148160 x 68240 x 240NA160 x 80
Size1.38 inches1.08 inches1.2 inchesNA1.18 inches
Touch
TypeLCDn/aMIPe-paperTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM3 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aPebble OS
Apps
Music

All Wearables