Polar M400 vs. Fitbit One vs. Fossil Q Reveler vs. Fossil Explorist vs. Amazfit GTR

 
M400
One
Q Reveler
Explorist
GTR
 PolarM400Remove Buy NowFitbitOneRemove Buy NowFossilQ RevelerRemove Buy NowFossilExploristRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$100$125$255$199
Release20142012201520182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days7 days24 hours24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a454 x454454 x 454
Sizen/an/an/a1.4 inches1.39 inches
Touchn/a
Typen/aOLEDn/aAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantIP67IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWear OSBuild-in
Apps
Music

All Wearables