Garmin Fenix 3 vs. Polar M400 vs. Garmin Vivosmart HR vs. Polar A370 vs. HTC re Grip

 
Fenix 3
M400
Vivosmart HR
A370
re Grip
 GarminFenix 3Remove Buy NowPolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowPolarA370Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$500$200$170$179.95$199
Release20152014201520172020

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks8 hours to 30 days5 daysUp to 3 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a160 x 68160 x 80160 x 32
Size1.2 inchesn/a1.08 inches1.18 inches1.8 inches
Touch
TypeChroma LEDn/an/aTFT LCDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM3 ATM5 ATMWR30IP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables