Fitbit Flex 2 vs. Casio WSD-F20A vs. Pebble Time 2 vs. Fitbit Charge 3 vs. Pebble Core

 
Flex 2
WSD-F20A
Time 2
Charge 3
Core
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowFitbitCharge 3Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$100$399$199$150$99
Release20162018201620182016

Activity & Fitness

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

Battery

Duration5 days1 day10 days7 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NA66 x 18NA
Sizen/a1.32 inchesNA.721 inchesNA
Touchn/aNA
TypeLEDLCDe-paperOLEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATM5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSPebble OSNANA
Apps
Music

All Wearables