Garmin 645 Music vs. Fitbit Alta HR vs. LG Watch Urbane LTE vs. Amazfit T-Rex vs. Apple Series 6

 
645 Music
Alta HR
Watch Urbane LTE
T-Rex
Series 6
 Garmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowLGWatch Urbane LTERemove Buy NowAmazfitT-RexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$450$150$189$140$399
Release20182017201520192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration7 days7 daysn/a20 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240128 x 36320 x 320360 x 360384 x 480
Size1.2 inches1.4 inches1.3 inches1.3 inches40mm
Touch
TypeMIPOLEDP-OLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemLG Wearable PlatformBuild-inWatchOS 5
Apps
Music

All Wearables