Fitbit Alta vs. Acer Liquid Leap vs. Garmin Forerunner 235 vs. Garmin Vivofit 4 vs. Apple Series 6

 
Alta
Liquid Leap
Forerunner 235
Vivofit 4
Series 6
 FitbitAltaRemove Buy NowAcerLiquid LeapRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivofit 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$90$299.99$79.95$399
Release20162015201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days9 days1 yearNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32215 x 18088 x 88384 x 480
Sizen/a1 inch1.23 inchesNA40mm
Touchn/a
TypeOLEDOLEDMIPNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/aIPX45 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables