Fitbit Flex 2 vs. Fitbit One vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Fitbit Flex

 
Flex 2
One
Forerunner 935
WSD-F20A
Flex
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$100$100$500$399$100
Release20162012201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 daysUp to 2 weeks1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240320 x 320NA
Sizen/an/a1.2 inches1.32 inchesNA
Touchn/aNA
TypeLEDOLEDLCDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables