Withings Activite Sapphire vs. Fitbit One vs. Apple Watch Series 2 vs. Polar M430 vs. Casio WSD-F20A

 
Activite Sapphire
One
Watch Series 2
M430
WSD-F20A
 WithingsActivite SapphireRemove Buy NowFitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowPolarM430Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$450$100$269$255$399
Release20142012201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months10-14 days18 hours30 hours1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312128x128320 x 320
Size1.3 inchesn/a1.5 inches or 1.65 inches1.4 inch1.32 inches
Touch
TypeAnalogOLEDAMOLEDLCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSWear OS
Apps
Music

All Wearables