Apple Watch Series 3 vs. TomTom Spark vs. Acer Liquid Leap vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
Watch Series 3
Spark
Liquid Leap
Watch Series 4
T-Rex
 AppleWatch Series 3Remove Buy NowTomTomSparkRemove Buy NowAcerLiquid LeapRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$150$90$329$140
Release20172015201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a5 to 7 daysNot Yet20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a128 x 32384 x 480360 x 360
Size1.5 inches or 1.65 inchesn/a1 inch1.78 inches1.3 inches
Touch
TypeAMOLEDLCDOLEDMicroLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX4Not Yet5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4n/aWatch OS 5Build-in
Apps
Music

All Wearables