Fitbit Flex 2 vs. Amazfit Bip vs. Casio WSD-F20A vs. Fitbit Versa vs. Amazfit GTR

 
Flex 2
Bip
WSD-F20A
Versa
GTR
 FitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitVersaRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$99.99$399$199.99$199
Release20162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 days1 day4 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a176 x 176320 x 320300 x300454 x 454
Sizen/a1.28 inches1.32 inches1.34 inches1.39 inches
Touchn/a
TypeLEDNALCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuild-in
Apps
Music

All Wearables