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 most popular models, like the BMW 7-Series, Mercedes S-Class and Genesis G90, as well as some of the most expensive options, like the Rolls Royce Ghost! So which model is the quietest in the segment? Check out the list below to find out!
| Model Year | Make and Model | Reading (in dB) | Special Notes |
|---|---|---|---|
| 23 | Mercedes S Class (S500) | 50.7 | |
| 25 | Mercedes S Class (S580) | 51.2 | |
| 24 | Rolls Royce Ghost | 51.5 | South Carolina |
| 23 | BMW 7-Series | 51.7 | |
| 23 | Genesis G90 | 51.7 | |
| 25 | Denza Z9 GT PHEV | 51.8 | California |
| 24 | BMW i7 M70 | 52.2 | South Carolina |
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