Fitbit Flex 2 vs. Fitbit One vs. Acer Liquid Leap vs. Fitbit Charge 3 vs. Garmin Forerunner 45

 
Flex 2
One
Liquid Leap
Charge 3
Forerunner 45
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowAcerLiquid LeapRemove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$100$90$150$199
Release20162012201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days5 to 7 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 3266 x 18208 x 208
Sizen/an/a1 inch.721 inches1.04 inches
Touchn/a
TypeLEDOLEDOLEDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast ResistantIPX45 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuilt-in
Apps
Music

All Wearables