Full-size luxury cars represent the pinnacle of luxury and comfort, which is why it’s important to check how quiet they are! Here at Car Confections, we take a sound-level reading for each full-size luxury sedan we review so that they can be ranked from quietest to loudest! That includes the newest models, like the all-new BMW 7-Series, Mercedes S-Class and Genesis G90, as well as older entries like the Lexus LS, Audi A8 and Volvo S90. So which model is the quietest in the segment? Check out the list below to find out!

Model YearMake and ModelReading (in dB)Smile RatingSpecial Notes
23Mercedes S Class (S500)50.74
24Rolls Royce Ghost51.55South Carolina
23BMW 7-Series51.74
23Genesis G9051.74
24BMW i7 M7052.25South Carolina
20Volvo S904
20Lexus LS 5003