Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Flex vs. Pebble Core vs. Apple Watch 7

 
Ionic
WSD-F20A
Flex
Core
Watch 7
 FitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$299$399$100$99$429
Release20172018201320162021

Activity & Fitness

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

Battery

Duration4+ days1 day5 daysNA18 Hours
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320NANA396 x 484
Size1.421.32 inchesNANA1.9 inches
TouchNANA
TypeOLEDLCDLEDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATMNAwater resistant but not waterproof

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemFitbit OSWear OSNANAWatchOS 8
Apps
Music

All Wearables