Garmin Fenix 3 vs. Polar M400 vs. Amazfit Pace vs. Garmin 645 Music vs. Apple SE

 
Fenix 3
M400
Pace
645 Music
SE
 GarminFenix 3Remove Buy NowPolarM400Remove Buy NowAmazfitPaceRemove Buy NowGarmin645 MusicRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$500$200$130$450$279
Release20152014201720182020

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks8 hours to 30 days5 days7 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a320 x 300240 x 240384 x 480
Size1.2 inchesn/a1.34 inches1.2 inches40mm
Touch
TypeChroma LEDn/aTFT LCDMIPMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance10 ATM3 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryWatchOS 5
Apps
Music

All Wearables