Pebble Time Round vs. Casio WSD-F20A vs. Apple Watch Series 4 vs. Fitbit Inspire HR vs. Apple Watch 8

 
Time Round
WSD-F20A
Watch Series 4
Inspire HR
Watch 8
 PebbleTime RoundRemove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire HRRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$200$399$329$99$499
Release20152018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 dayNot Yet5 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320384 x 480139 x 60340 x 272 or 390 x 312
Sizeround1.32 inches1.78 inches1.4 inches1.5 inches or 1.65 inches
Touch
Typee-paperLCDMicroLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMNot Yet5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWear OSWatch OS 5Fitbit OSWatchOS 9
Apps
Music

All Wearables