Fitbit Flex 2 vs. Amazfit Arc vs. Casio WSD-F20A vs. Michael Kors Access Runway vs. Amazfit GTR

 
Flex 2
Arc
WSD-F20A
Access Runway
GTR
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess RunwayRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$69.99$399$350$199
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days1 day1 day24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40320 x 320390 x 390454 x 454
Sizen/a0.42 inches1.32 inches1.19 inches1.39 inches
Touchn/a
TypeLEDOLEDLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSBuild-in
Apps
Music

All Wearables