Fitbit Flex 2 vs. Misfit Ray vs. Garmin 645 Music vs. Garmin Instinct

 
Flex 2
Ray
645 Music
Instinct
 FitbitFlex 2Remove Buy NowMisfitRayRemove Buy NowGarmin645 MusicRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$100$100$450$300
Release2016201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a240 x 240128 x 128
Sizen/an/a1.2 inches0.9 inches
Touchn/an/a
TypeLEDLEDMIPOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables