Fitbit One vs. Amazfit Pace vs. Casio WSD-F20A vs. Fitbit Charge vs. Fitbit Flex

 
One
Pace
WSD-F20A
Charge
Flex
 FitbitOneRemove Buy NowAmazfitPaceRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$100$130$399$130$100
Release20122017201820142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days5 days1 day7-10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300320 x 320NANA
Sizen/a1.34 inches1.32 inchesNANA
TouchNANA
TypeOLEDTFT LCDLCDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP675 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSNANA
Apps
Music

All Wearables