Fitbit Flex 2 vs. Acer Liquid Leap vs. Fitbit Flex vs. Amazfit GTR vs. Apple Watch 7

 
Flex 2
Liquid Leap
Flex
GTR
Watch 7
 FitbitFlex 2Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$90$100$199$429
Release20162015201320192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days5 days24 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 32NA454 x 454396 x 484
Sizen/a1 inchNA1.39 inches1.9 inches
Touchn/aNA
TypeLEDOLEDLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX41 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuild-inWatchOS 8
Apps
Music

All Wearables