We're happy to help you choose the best carbon monoxide detector for you. Are you curious about the most popular models? Our top 10 gives you an overview of the carbon monoxide detectors that our customers buy the most. You'll find both smart carbon monoxide detectors and regular co-detectors here. Smart detectors notify you on your smartphone if an excessively high carbon monoxide value has been found. In addition, you hear a loud sound signal at home. Regular detectors only give an audible signal, so you have enough time to ventilate the house.