Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Amazfit Arc vs. Casio WSD-F20A vs. Fitbit Alta HR

 
Flex 2
Forerunner 935
Arc
WSD-F20A
Alta HR
 FitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$100$500$69.99$399$150
Release20162017201620182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks20 days1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 24072 x40320 x 320128 x 36
Sizen/a1.2 inches0.42 inches1.32 inches1.4 inches
Touchn/a
TypeLEDLCDOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OS
Apps
Music

All Wearables