Fitbit Blaze vs. Fitbit One vs. Casio WSD-F20A vs. Polar A370 vs. Polar Loop

 
Blaze
One
WSD-F20A
A370
Loop
 FitbitBlazeRemove Buy NowFitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$100$399$179.95$100
Release20162012201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days10-14 days1 dayUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 320160 x 80NA
Sizen/an/a1.32 inches1.18 inchesNA
Touch
TypeLCDOLEDLCDTFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplast Resistant5 ATMWR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables