Pebble Time vs. Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Casio WSD-F20A vs. Apple Watch Ultra

 
Time
Flex 2
G-Shock GBA800
WSD-F20A
Watch Ultra
 PebbleTimeRemove Buy NowFitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$100$120$399$799
Release20152016201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days2 years1 day36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a320 x 320502x410 pixels
Size1.26 inchesn/a1.32 inches1.92 inches
Touchn/a
Typee-paperLEDLCD

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM20 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aWear OSWatchOS 9
Apps
Music

All Wearables