Polar M400 vs. Polar Loop 2 vs. Garmin Fenix 5 vs. Huawei Watch 2 vs. Garmin Vivosmart 4

 
M400
Loop 2
Fenix 5
Watch 2
Vivosmart 4
 PolarM400Remove Buy NowPolarLoop 2Remove Buy NowGarminFenix 5Remove Buy NowHuaweiWatch 2Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$120$599.99$350$130
Release20142015201720172018

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days (without notifications)2 Weeks48 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240480 x 48048 x 128
Sizen/an/a1.2 inches1.38 inches0.74 inches
Touch
Typen/aLEDnaP-OLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM2 ATM10 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2
Apps
Music

All Wearables