Fitbit Zip vs. Amazfit Arc vs. Garmin 645 Music vs. Fitbit Flex vs. Garmin Instinct

 
Zip
Arc
645 Music
Flex
Instinct
 FitbitZipRemove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$60$69.99$450$100$300
Release20122016201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months20 days7 days5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40240 x 240NA128 x 128
Sizen/a0.42 inches1.2 inchesNA0.9 inches
TouchNA
Typen/aOLEDMIPLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash ResistantIP675 ATM1 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables