Withings Activite Sapphire vs. Fitbit Flex 2 vs. Polar M430 vs. Polar Loop

 
Activite Sapphire
Flex 2
M430
Loop
 WithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowPolarM430Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$450$100$255$100
Release2014201620172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days30 hours5 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
Size1.3 inchesn/a1.4 inchNA
Touchn/a
TypeAnalogLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables