Withings Steel HR vs. Fitbit Flex 2 vs. Polar M430 vs. Casio G-Shock GBA800 vs. Jaybird Reign

 
Steel HR
Flex 2
M430
G-Shock GBA800
Reign
 WithingsSteel HRRemove Buy NowFitbitFlex 2Remove Buy NowPolarM430Remove Buy NowCasioG-Shock GBA800Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$180$100$255$120$150
Release20162016201720182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days5 days30 hours2 years5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128x128NA
Sizen/an/a1.4 inchNA
Touchn/aNA
Typen/aLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR3020 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables