Fitbit Alta vs. Polar Loop 2 vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Garmin VivoActive 4

 
Alta
Loop 2
G-Shock GBA800
Alta HR
VivoActive 4
 FitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$130$120$120$150$349
Release20162015201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 days (without notifications)2 years7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 36260 x 260
Sizen/an/a1.4 inches1.3ionches
Touchn/a
TypeOLEDLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a2 ATM20 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables