Pebble Time Round vs. Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Versa vs. Apple Watch Series 4

 
Time Round
Ionic
WSD-F20A
Versa
Watch Series 4
 PebbleTime RoundRemove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitVersaRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$200$299$399$199.99$329
Release20152017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days4+ days1 day4 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250320 x 320300 x300384 x 480
Sizeround1.421.32 inches1.34 inches1.78 inches
Touch
Typee-paperOLEDLCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX750m5 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSFitbit OSWear OSWatch OS 5
Apps
Music

All Wearables