Fitbit Flex 2 vs. Fitbit One vs. Acer Liquid Leap vs. Apple SE vs. Apple Watch Ultra

 
Flex 2
One
Liquid Leap
SE
Watch Ultra
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowAcerLiquid LeapRemove Buy NowAppleSERemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$100$90$279$799
Release20162012201520202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days5 to 7 days18 hours36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 32384 x 480502x410 pixels
Sizen/an/a1 inch40mm1.92 inches
Touchn/a
TypeLEDOLEDOLEDMicroLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMSplast ResistantIPX410 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatchOS 5WatchOS 9
Apps
Music

All Wearables