Fitbit Surge vs. Amazfit Cor vs. Garmin 645 Music vs. Fitbit Alta HR vs. Apple Series 6

 
Surge
Cor
645 Music
Alta HR
Series 6
 FitbitSurgeRemove Buy NowAmazfitCorRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$79.99$450$150$399
Release20162018201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days12 days7 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160240 x 240128 x 36384 x 480
Size1.26 inches1.23 inches1.2 inches1.4 inches40mm
Touch
TypeMonochrome LCDIPS LCDMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables