Luxury full-size SUVs are the most luxurious and capable luxury vehicles on the road, which is why it’s also so important to check how quiet they are! Here at Car Confections, we take a sound-level reading for each large flagship luxury SUV we review so that they can be ranked from quietest to loudest! That includes the most popular models, like the Cadillac Escalade, Mercedes GLS and BMW X7, as well as other great choices like the Lexus LX, Infiniti QX80 and Rivian R1S. 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 Notes3rd Row Rating
25BMW X7 40i49.245
24BMW X7 40i51.644
25Infiniti QX8053.74California5
24Mercedes GLS 45054.64w/ Acoustic Comfort pkge4
23Rivian R1S54.85
23Infiniti QX80554
24Cadillac Escalade55.544
23Lexus LX 60056.23
23Cadillac Escalade56.745
23Cadillac Escalade V61.55