Apple Watch Series 3 vs. Pebble Classic vs. ASUS ZenWatch 3 vs. Garmin 645 Music vs. Fitbit Alta HR

 
Watch Series 3
Classic
ZenWatch 3
645 Music
Alta HR
 AppleWatch Series 3Remove Buy NowPebbleClassicRemove Buy NowASUSZenWatch 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$329$99$229$450$150
Release20172013201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5-7 days48 hours7 days7 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312168 x 144400 x 400240 x 240128 x 36
Size1.5 inches or 1.65 inches1.26 inches1.39 inches1.2 inches1.4 inches
Touch
TypeAMOLEDe-paperAMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Pebble OSAndroid Wear 2
Apps
Music

All Wearables