Sony SmartWatch 3 vs. Withings Activite Sapphire vs. Microsoft Band 2 vs. Polar Loop 2

 
SmartWatch 3
Activite Sapphire
Band 2
Loop 2
 SonySmartWatch 3Remove Buy NowWithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowPolarLoop 2Remove Buy Now

Basic Info

Suggested Price$250$450$250$120
Release2014201420152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months48 hours (without GPS)8 days (without notifications)
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 128n/a
Size1.6 inches1.3 inches1.36 inchesn/a
Touch
TypeTFT LCDAnalogCapacitative TFTLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIPX72 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/an/a
Apps
Music

All Wearables