Garmin Fenix 3 vs. Fitbit Ionic vs. Garmin 645 Music vs. Fitbit Flex vs. Huawei Band 2

 
Fenix 3
Ionic
645 Music
Flex
Band 2
 GarminFenix 3Remove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowHuaweiBand 2Remove Buy Now

Basic Info

Suggested Price$500$299$450$100$69.99
Release20152017201820132017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks4+ days7 days5 days21 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218348x250240 x 240NA128 x 32
Size1.2 inches1.421.2 inchesNA0.91 inches
TouchNA
TypeChroma LEDOLEDMIPLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM50m5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNA
Apps
Music

All Wearables