Fitbit Flex 2 vs. Asus ZenWatch vs. Garmin Chronos vs. Sony SmartBand vs. Garmin Forerunner 45

 
Flex 2
ZenWatch
Chronos
SmartBand
Forerunner 45
 FitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowGarminChronosRemove Buy NowSonySmartBandRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$150$1500$100$199
Release20162014201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA8 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/a320 x 320218 x 218NA208 x 208
Sizen/a1.63 inches1.2 inchesNA1.04 inches
Touchn/aNA
TypeLEDAMOLEDMIPNALCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5510 ATMIP585 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSNABuilt-in
Apps
Music

All Wearables