Fitbit Flex 2 vs. Polar Loop 2 vs. Acer Liquid Leap vs. Garmin 645 Music vs. Garmin Forerunner 235

 
Flex 2
Loop 2
Liquid Leap
645 Music
Forerunner 235
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$100$120$90$450$299.99
Release20162015201520182017

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)5 to 7 days7 days9 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 32240 x 240215 x 180
Sizen/an/a1 inch1.2 inches1.23 inches
Touchn/a
TypeLEDLEDOLEDMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMIPX45 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables