Polar M400 vs. Amazfit Stratos vs. Garmin Fenix 5x Plus vs. Xiaomi Mi Band 3 vs. Fossil Gen 5 Smartwatch Carlyle

 
M400
Stratos
Fenix 5x Plus
Mi Band 3
Gen 5 Smartwatch Carlyle
 PolarM400Remove Buy NowAmazfitStratosRemove Buy NowGarminFenix 5x PlusRemove Buy NowXiaomiMi Band 3Remove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$200$199$850$44.95$295
Release20142018201820182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days20 days20 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300240 x 240128 x 80328 x 328
Sizen/a1.34 inches1.2 inches0.78 inches1.3 inches
Touch
Typen/aOLEDMIPOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM10 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSWear OS
Apps
Music

All Wearables