Apple Watch Series 3 vs. Fitbit One vs. Mobvoi TicWatch E vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
Watch Series 3
One
TicWatch E
Watch Series 4
T-Rex
 AppleWatch Series 3Remove Buy NowFitbitOneRemove Buy NowMobvoiTicWatch ERemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$100$159$329$140
Release20172012201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours10-14 days1.5-2 daysNot Yet20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a400 x 400384 x 480360 x 360
Size1.5 inches or 1.65 inchesn/a1.4 inches1.78 inches1.3 inches
Touch
TypeAMOLEDOLEDOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast ResistantIP67Not Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid Wear 2.0Watch OS 5Build-in
Apps
Music

All Wearables