Polar Loop 2 vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Polar Loop

 
Loop 2
G-Shock GBA800
Flex
Vivofit 4
Loop
 PolarLoop 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$120$120$100$79.95$100
Release20152018201320182013

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 years5 days1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA88 x 88NA
Sizen/aNANANA
TouchNA
TypeLEDLEDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM20 ATM1 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables