Withings Steel HR vs. Sony SmartBand 2 vs. Casio WSD-F20A vs. Polar A370 vs. Garmin Forerunner 45

 
Steel HR
SmartBand 2
WSD-F20A
A370
Forerunner 45
 WithingsSteel HRRemove Buy NowSonySmartBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$180$130$399$179.95$199
Release20162015201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days2 days1 dayUp to 3 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320160 x 80208 x 208
Sizen/an/a1.32 inches1.18 inches1.04 inches
Touchn/a
Typen/an/aLCDTFT LCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP585 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuilt-in
Apps
Music

All Wearables