Fitbit Alta vs. Garmin Fenix 5 vs. Amazfit Arc vs. Garmin 645 Music vs. Apple Series 6

 
Alta
Fenix 5
Arc
645 Music
Series 6
 FitbitAltaRemove Buy NowGarminFenix 5Remove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$599.99$69.99$450$399
Release20162017201620182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 Weeks20 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 24072 x40240 x 240384 x 480
Sizen/a1.2 inches0.42 inches1.2 inches40mm
Touchn/a
TypeOLEDnaOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a10 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables