Fitbit Charge 2 vs. Fitbit Flex 2 vs. Fitbit One vs. Garmin 645 Music vs. Fitbit Inspire HR

 
Charge 2
Flex 2
One
645 Music
Inspire HR
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowGarmin645 MusicRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$150$100$100$450$99
Release20162016201220182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days10-14 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a240 x 240139 x 60
Sizen/an/an/a1.2 inches1.4 inches
Touchn/an/a
TypeOLEDLEDOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMSplast Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aFitbit OS
Apps
Music

All Wearables