Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Acer Liquid Leap vs. Fitbit Charge vs. Apple Watch Ultra

 
Flex 2
ZenWatch 3
Liquid Leap
Charge
Watch Ultra
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitChargeRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$229$90$130$799
Release20162017201520142022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours5 to 7 days7-10 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400128 x 32NA502x410 pixels
Sizen/a1.39 inches1 inchNA1.92 inches
Touchn/aNA
TypeLEDAMOLEDOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX41 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NAWatchOS 9
Apps
Music

All Wearables