Garmin Vivosmart HR vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. HTC re Grip vs. Apple Series 6

 
Vivosmart HR
Alta HR
Vivofit 4
re Grip
Series 6
 GarminVivosmart HRRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowHTCre GripRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$170$150$79.95$199$399
Release20152017201820202020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days1 year5 hours to 2.5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68128 x 3688 x 88160 x 32384 x 480
Size1.08 inches1.4 inchesNA1.8 inches40mm
Touch
Typen/aOLEDNAPMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatchOS 5
Apps
Music

All Wearables