Withings Activite Sapphire vs. Microsoft Band 2 vs. Fitbit Ionic vs. Polar A370

 
Activite Sapphire
Band 2
Ionic
A370
 WithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$450$250$299$179.95
Release2014201520172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months48 hours (without GPS)4+ daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128348x250160 x 80
Size1.3 inches1.36 inches1.421.18 inches
Touch
TypeAnalogCapacitative TFTOLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX750mWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OS
Apps
Music

All Wearables