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)Special Notes
25BMW X7 40i49.2
24Lexus LX 60052.1
25Mercedes GLS 45052.6
25Lexus LX 700h Luxury54.3California
23Rivian R1S54.8
23Infiniti QX8055
25Cadillac Escalade IQ55.3
24Cadillac Escalade55.5
25Lexus LX 700h Overtrail55.5California
25Infiniti QX80 Autograph56.1Press Car
25Rivian R1S Tri Adventure56.5
25Cadillac Escalade PLP56.8
25Mercedes G-Class 580 EQ57.6
23Cadillac Escalade V61.5