Polar Loop 2 vs. Garmin Forerunner 935 vs. Garmin Fenix 5X vs. Garmin Vivofit 4 vs. Polar A370

 
Loop 2
Forerunner 935
Fenix 5X
Vivofit 4
A370
 PolarLoop 2Remove Buy NowGarminForerunner 935Remove Buy NowGarminFenix 5XRemove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$120$500$699$79.95$179.95
Release20152017201720182017

Activity & Fitness

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

Battery

Duration8 days (without notifications)Up to 2 weeksUp to 12 days1 yearUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240240 x24088 x 88160 x 80
Sizen/a1.2 inches1.2 inchesNA1.18 inches
Touch
TypeLEDLCDNANATFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM10 ATM5 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/a
Apps
Music

All Wearables