Withings Activite Sapphire vs. Microsoft Band 2 vs. Acer Liquid Leap vs. Garmin 645 Music vs. Garmin Vivofit 4

 
Activite Sapphire
Band 2
Liquid Leap
645 Music
Vivofit 4
 WithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$450$250$90$450$79.95
Release20142015201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months48 hours (without GPS)5 to 7 days7 days1 year
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 128128 x 32240 x 24088 x 88
Size1.3 inches1.36 inches1 inch1.2 inchesNA
Touch
TypeAnalogCapacitative TFTOLEDMIPNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7IPX45 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables