Pebble 2 vs. Apple Watch vs. Casio WSD-F20A vs. Garmin 645 Music vs. Amazfit GTR

 
2
Watch
WSD-F20A
645 Music
GTR
 Pebble2Remove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$129$349$399$450$199
Release20162015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days18 hours1 day7 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 312320 x 320240 x 240454 x 454
Sizen/a1.5 inches or 1.65 inches1.32 inches1.2 inches1.39 inches
Touch
Typee-paperAMOLEDLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX75 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWatch OSWear OSBuild-in
Apps
Music

All Wearables