Fitbit Alta vs. Acer Liquid Leap vs. Garmin 645 Music vs. Amazfit T-Rex vs. Apple Watch 7

 
Alta
Liquid Leap
645 Music
T-Rex
Watch 7
 FitbitAltaRemove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$90$450$140$429
Release20162015201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days7 days20 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32240 x 240360 x 360396 x 484
Sizen/a1 inch1.2 inches1.3 inches1.9 inches
Touchn/a
TypeOLEDOLEDMIPAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX45 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aBuild-inWatchOS 8
Apps
Music

All Wearables