Fitbit Alta vs. Garmin Fenix 5s vs. Amazfit Arc vs. Garmin 645 Music vs. Fitbit Flex

 
Alta
Fenix 5s
Arc
645 Music
Flex
 FitbitAltaRemove Buy NowGarminFenix 5sRemove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$130$599.99$69.99$450$100
Release20162017201620182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 9 days20 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a218x 21872 x40240 x 240NA
Sizen/a1.1 inches0.42 inches1.2 inchesNA
Touchn/aNA
TypeOLEDnaOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a10ATMIP675 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables