Pebble 2 vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Apple Watch Series 4 vs. Amazfit GTS

 
2
G-Shock GBA800
Alta HR
Watch Series 4
GTS
 Pebble2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$129$120$150$329$150
Release20162018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 years7 daysNot Yet14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 36384 x 480348 x 442
Sizen/a1.4 inches1.78 inches1.65 inches
Touch
Typee-paperOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM20 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWatch OS 5Wear OS
Apps
Music

All Wearables