Fitbit Alta vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Garmin Vivosmart 4 vs. HTC re Grip

 
Alta
Alta HR
Charge HR
Vivosmart 4
re Grip
 FitbitAltaRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivosmart 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$150$150$130$199
Release20162017201520182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 36NA48 x 128160 x 32
Sizen/a1.4 inchesNA0.74 inches1.8 inches
Touchn/aNA
TypeOLEDOLEDOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM5 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables