Microsoft Band 2 vs. Acer Liquid Leap vs. Garmin 645 Music vs. Polar A370 vs. Garmin VivoActive 4

 
Band 2
Liquid Leap
645 Music
A370
VivoActive 4
 MicrosoftBand 2Remove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowPolarA370Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$90$450$179.95$349
Release20152015201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)5 to 7 days7 daysUp to 3 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128128 x 32240 x 240160 x 80260 x 260
Size1.36 inches1 inch1.2 inches1.18 inches1.3ionches
Touch
TypeCapacitative TFTOLEDMIPTFT LCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX45 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OS
Apps
Music

All Wearables