Fitbit Charge 2 vs. Acer Liquid Leap vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Apple Watch Ultra

 
Charge 2
Liquid Leap
Alta HR
Charge HR
Watch Ultra
 FitbitCharge 2Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$90$150$150$799
Release20162015201720152022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days7 days5 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32128 x 36NA502x410 pixels
Sizen/a1 inch1.4 inchesNA1.92 inches
Touchn/aNA
TypeOLEDOLEDOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX41 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatchOS 9
Apps
Music

All Wearables