Garmin 645 Music vs. Pebble Time 2 vs. Apple Watch Series 4 vs. Garmin Vivosmart 4

 
645 Music
Time 2
Watch Series 4
Vivosmart 4
 Garmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowAppleWatch Series 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$450$199$329$130
Release2018201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days10 daysNot Yet7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240NA384 x 48048 x 128
Size1.2 inchesNA1.78 inches0.74 inches
Touch
TypeMIPe-paperMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWatch OS 5
Apps
Music

All Wearables