Fitbit Flex 2 vs. Withings Go vs. Amazfit Bip vs. Casio G-Shock GBA800 vs. Polar Loop

 
Flex 2
Go
Bip
G-Shock GBA800
Loop
 FitbitFlex 2Remove Buy NowWithingsGoRemove Buy NowAmazfitBipRemove Buy NowCasioG-Shock GBA800Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$80$99.99$120$100
Release20162016201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 months30 days2 years5 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a176 x 176NA
Sizen/an/a1.28 inchesNA
Touchn/an/a
TypeLEDE-InkNALED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP6820 ATM2 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNA
Appsn/a
Music

All Wearables