Polar M400 vs. TomTom Adventurer vs. Mobvoi TicWatch S vs. Mobvoi TicWatch S2 vs. Amazfit T-Rex

 
M400
Adventurer
TicWatch S
TicWatch S2
T-Rex
 PolarM400Remove Buy NowTomTomAdventurerRemove Buy NowMobvoiTicWatch SRemove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$350$199$180$140
Release20142016201720192019

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a1.5-2 days2 DAYS20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a400 x 400400 x 400360 x 360
Sizen/an/a1.4 inches1.39 inches1.3 inches
Touch
Typen/an/aOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP675 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid Wear 2.0Wear OSBuild-in
Apps
Music

All Wearables