Commenters overwhelmingly frame the W126 as the pinnacle of Mercedes engineering and the quietest, most solid S-Class ever built, routinely calling it a 'bank vault on wheels.' The reverence is near-universal across drivers and marque experts, and is often contrasted favorably against the later W140 and modern S-Classes.
The 'bank vault' build quality and best-S-Class reputation
Mercedes-Benz S-Class (W126) · history