Garmin Forerunner 225 vs. Garmin Vivoactive HR vs. Garmin 645 Music vs. Pebble Time 2 vs. Apple Watch Series 4

 
Forerunner 225
Vivoactive HR
645 Music
Time 2
Watch Series 4
 GarminForerunner 225Remove Buy NowGarminVivoactive HRRemove Buy NowGarmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$300$250$450$199$329
Release20152016201820162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks13 hours to 8 days7 days10 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180148 x 205240 x 240NA384 x 480
Size1 inch1.38 inches1.2 inchesNA1.78 inches
Touch
Typen/an/aMIPe-paperMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM3 ATMNot Yet

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aPebble OSWatch OS 5
Appsn/a
Musicn/a

All Wearables