Sony SmartWatch 3 vs. Withings Activite Sapphire vs. Microsoft Band 2 vs. Garmin 645 Music vs. Fitbit Alta HR

 
SmartWatch 3
Activite Sapphire
Band 2
645 Music
Alta HR
 SonySmartWatch 3Remove Buy NowWithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$250$450$250$450$150
Release20142014201520182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months48 hours (without GPS)7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 128240 x 240128 x 36
Size1.6 inches1.3 inches1.36 inches1.2 inches1.4 inches
Touch
TypeTFT LCDAnalogCapacitative TFTMIPOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/a
Apps
Music

All Wearables