Fitbit One vs. Casio WSD-F20A vs. Fitbit Flex vs. Pebble Core vs. Fitbit Versa 2

 
One
WSD-F20A
Flex
Core
Versa 2
 FitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$100$399$100$99$199
Release20122018201320162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration10-14 days1 day5 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANA300 x 300
Sizen/a1.32 inchesNANA1.34 inches
TouchNANA
TypeOLEDLCDLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM1 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSNANABuild-in
Apps
Music

All Wearables