Fitbit Alta vs. Acer Liquid Leap vs. Apple Watch Series 4 vs. Apple Series 6 vs. Fitbit Sense 2

 
Alta
Liquid Leap
Watch Series 4
Series 6
Sense 2
 FitbitAltaRemove Buy NowAcerLiquid LeapRemove Buy NowAppleWatch Series 4Remove Buy NowAppleSeries 6Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$130$90$329$399$300
Release20162015201820202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 daysNot YetNot yet6 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32384 x 480384 x 480336x336
Sizen/a1 inch1.78 inches40mm1.59 inches
Touchn/a
TypeOLEDOLEDMicroLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/aIPX4Not Yet5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OS 5WatchOS 5
Apps
Music

All Wearables