Polar M400 GPS & Activity Tracker Watch In-Depth Review

Today, Polar has announced their latest watch, the M400.  This running focused GPS watch also contains day to day activity tracking (i.e. steps and sleep) along with smartphone connectivity.  The unit priced at $179US/€159EUR, is very competitively placed in the

Polar V800 review

Polar M400 Review Tested by GearLab

Polar V800 GPS Sports Watch

Used but works great

POLAR M400 watch, integrated gps, activity tracker, Black With Charger

Polar M400 Review

Polar M400 GPS & Activity Tracker Watch In-Depth Review

Polar M400 Review Tested by GearLab

Polar A300 Activity Tracker Review

Polar M400 GPS & Activity Tracker Watch In-Depth Review

Polar M400 GPS Watch - First Run Overview

Polar M400 GPS & Activity Tracker Watch In-Depth Review

Polar M400 GPS Running Watch with Heart Rate Monitor Blue

Used Polar M400 GPS Fitness and Heart Rate Monitor Bundle - Black