Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET
4.9 (149) · € 17.99 · In Magazzino
![Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET](https://www.cnet.com/a/img/resize/79fcd5094b3bf8a8174df48174f72a9d18020aee/hub/2014/11/18/616b2599-c792-4105-b6c0-f449f8c3ab5f/polar-m400-product-photos-10.jpg?auto=webp&fit=crop&height=1200&width=1200)
The feature-packed and waterproof Polar M400 offers a good set of features for beginners and advanced runners a like. It also provides feedback on your daily activities and sleep.
![Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET](https://www.cnet.com/a/img/resize/2b801963ea3df437c926c8204a277e93e199bc1a/hub/2014/11/18/d4058596-e577-4eda-8536-a2398b2f808e/polar-m400-product-photos-19.jpg?auto=webp&fit=crop&height=360&width=640)
Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET
![Polar M400: An activity tracker with the heart of a GPS running watch - Video - CNET](https://www.cnet.com/a/img/resize/d19bc0b831d867dadb2f6e35a3e90d1c1a98b62f/hub/2023/10/03/37403c82-d49d-4f68-b6dd-7363509237ce/pixel-watch-2-seq-copy-01-cnet-cnet-00-07-41-08-still004.jpg?auto=webp&width=768)
Polar M400: An activity tracker with the heart of a GPS running watch - Video - CNET
![Polar M400 GPS Smart Sports Watch with Heart Rate Monitor (Pink) : Sports & Outdoors](https://m.media-amazon.com/images/G/01/aplusautomation/vendorimages/a638410e-8103-4ccb-9b4d-25594ef77f19.jpg._CB485966753__SR970,300_.jpg)
Polar M400 GPS Smart Sports Watch with Heart Rate Monitor (Pink) : Sports & Outdoors
![Polar M400 GPS & Activity Tracker Watch In-Depth Review](https://media.dcrainmaker.com/images/2014/09/IMG_6639_thumb.jpg)
Polar M400 GPS & Activity Tracker Watch In-Depth Review
![Polar M400 Review, Detailed, Discount Links](https://cdn.the5krunner.com/wp-content/uploads/2015/06/img_3747.jpg)
Polar M400 Review, Detailed, Discount Links
![Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET](https://www.cnet.com/a/img/resize/6e55d8dbf69120b5ae4682b70f79ed85dfd44eab/hub/2014/11/18/c4254b3b-5685-49a9-aa7b-d56933387db0/polar-m400-product-photos-02.jpg?auto=webp&width=1200)
Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET
![Polar M400 GPS & Activity Tracker Watch In-Depth Review](https://i.ytimg.com/vi/YmqDZoLhb5k/maxresdefault.jpg)
Polar M400 GPS & Activity Tracker Watch In-Depth Review
![Polar M400 GPS & Activity Tracker Watch In-Depth Review](https://media.dcrainmaker.com/images/2014/09/IMG_6630_thumb.jpg)
Polar M400 GPS & Activity Tracker Watch In-Depth Review
![Polar M400 GPS & Activity Tracker Watch In-Depth Review](https://media.dcrainmaker.com/images/2014/09/IMG_6637_thumb.jpg)
Polar M400 GPS & Activity Tracker Watch In-Depth Review
![Polar M400 GPS Watch Review (Best Running Watch)](https://i.ytimg.com/vi/HwFIIhoVtrI/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLD75Ahn3QQssL-Pcbw6eUlmSj43nA)
Polar M400 GPS Watch Review (Best Running Watch)