Garmin Vivoactive HR vs. Garmin 645 Music vs. Pebble Time 2 vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
Vivoactive HR
645 Music
Time 2
Forerunner 45
Vivosmart 4
 GarminVivoactive HRRemove Buy NowGarmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$450$199$199$130
Release20162018201620192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days7 days10 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205240 x 240NA208 x 20848 x 128
Size1.38 inches1.2 inchesNA1.04 inches0.74 inches
Touch
Typen/aMIPe-paperLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSBuilt-in
Apps
Music

All Wearables