Pebble Time Round vs. Apple Watch vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Amazfit GTR

 
Time Round
Watch
G-Shock GBA800
Alta HR
GTR
 PebbleTime RoundRemove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$349$120$150$199
Release20152015201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days18 hours2 years7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312128 x 36454 x 454
Sizeround1.5 inches or 1.65 inches1.4 inches1.39 inches
Touch
Typee-paperAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX720 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWatch OSBuild-in
Apps
Music

All Wearables