Fitbit Surge vs. Fitbit One vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Fitbit Flex

 
Surge
One
WSD-F20A
Alta HR
Flex
 FitbitSurgeRemove Buy NowFitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$100$399$150$100
Release20162012201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days10-14 days1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 320128 x 36NA
Size1.26 inchesn/a1.32 inches1.4 inchesNA
TouchNA
TypeMonochrome LCDOLEDLCDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables