Withings Steel HR vs. Fitbit Charge 2 vs. ASUS ZenWatch 3 vs. Polar A370 vs. Sony SmartBand

 
Steel HR
Charge 2
ZenWatch 3
A370
SmartBand
 WithingsSteel HRRemove Buy NowFitbitCharge 2Remove Buy NowASUSZenWatch 3Remove Buy NowPolarA370Remove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$180$150$229$179.95$100
Release20162016201720172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days5 days48 hoursUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/an/a400 x 400160 x 80NA
Sizen/an/a1.39 inches1.18 inchesNA
Touchn/aNA
Typen/aOLEDAMOLEDTFT LCDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aWR30IP58

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2NA
Apps
Music

All Wearables