Fitbit Flex 2 vs. Fitbit Zip vs. Acer Liquid Leap vs. Fitbit Flex vs. Apple Watch Ultra

 
Flex 2
Zip
Liquid Leap
Flex
Watch Ultra
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowAcerLiquid LeapRemove Buy NowFitbitFlexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$60$90$100$799
Release20162012201520132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months5 to 7 days5 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 32NA502x410 pixels
Sizen/an/a1 inchNA1.92 inches
Touchn/aNA
TypeLEDn/aOLEDLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantIPX41 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWatchOS 9
Apps
Music

All Wearables