Garmin Vivoactive HR vs. Apple Watch Series 2 vs. Garmin 645 Music vs. Fitbit Charge vs. Garmin Vivosmart 4

 
Vivoactive HR
Watch Series 2
645 Music
Charge
Vivosmart 4
 GarminVivoactive HRRemove Buy NowAppleWatch Series 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$269$450$130$130
Release20162016201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days18 hours7 days7-10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205340 x 272 or 390 x 312240 x 240NA48 x 128
Size1.38 inches1.5 inches or 1.65 inches1.2 inchesNA0.74 inches
TouchNA
Typen/aAMOLEDMIPOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNA
Apps
Music

All Wearables