Polar M400 vs. Jawbone UP24 vs. Mobvoi TicWatch e2 vs. Amazfit GTS vs. Amazfit T-Rex

 
M400
UP24
TicWatch e2
GTS
T-Rex
 PolarM400Remove Buy NowJawboneUP24Remove Buy NowMobvoiTicWatch e2Remove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$130$200$150$140
Release20142013201920192019

Activity & Fitness

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

Battery

Duration8 hours to 30 days14 days1 day14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA360 x 360348 x 442360 x 360
Sizen/aNA1.2 inches1.65 inches1.3 inches
TouchNA
Typen/aNAAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplash ResistantIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OSWear OSBuild-in
Apps
Music

All Wearables