Emporio Armani Connected vs. Polar M400 vs. Garmin Vivosmart HR vs. Garmin 645 Music vs. Polar A370

 
Connected
M400
Vivosmart HR
645 Music
A370
 Emporio ArmaniConnectedRemove Buy NowPolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowGarmin645 MusicRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$245$200$170$450$179.95
Release20162014201520182017

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/an/a
Oxygenn/a
Sleep
Steps
Swimn/a

Battery

Duration6 months8 hours to 30 days5 days7 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFCn/a
Wi-Fin/a

Display

Colorn/a
Resolutionn/an/a160 x 68240 x 240160 x 80
Sizen/an/a1.08 inches1.2 inches1.18 inches
Touchn/a
Typen/an/an/aMIPTFT LCD

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibration
Voicen/a

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensorn/a
Water Resistance10 ATM3 ATM5 ATM5 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/a
Appsn/a
Music

All Wearables