Garmin 645 Music vs. Apple Watch Series 4 vs. Fitbit Versa 2 vs. LG G Watch R vs. Garmin Vivosmart 4

 
645 Music
Watch Series 4
Versa 2
G Watch R
Vivosmart 4
 Garmin645 MusicRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitVersa 2Remove Buy NowLGG Watch RRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$450$329$199$300$130
Release20182018201920142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 daysNot Yet5 days2 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240384 x 480300 x 300320 x 32048 x 128
Size1.2 inches1.78 inches1.34 inches1.3 inches0.74 inches
Touch
TypeMIPMicroLEDAMOLEDP-OLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNot Yet5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OS 5Build-inAndroid Wear
Apps
Music

All Wearables