Garmin Forerunner 225 vs. ASUS ZenWatch 3 vs. Garmin 645 Music vs. Fitbit Flex vs. Pebble Core

 
Forerunner 225
ZenWatch 3
645 Music
Flex
Core
 GarminForerunner 225Remove Buy NowASUSZenWatch 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$300$229$450$100$99
Release20152017201820132016

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration10 hours to 4 weeks48 hours7 days5 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180400 x 400240 x 240NANA
Size1 inch1.39 inches1.2 inchesNANA
TouchNANA
Typen/aAMOLEDMIPLEDNA

Functions

Audio Speaker22
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNA

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid Wear 2NANA
Appsn/a
Musicn/a

All Wearables