* Based on opinions and should be considered as general guidance only.
- Reliability (2)The W220 generation is notorious for expensive air suspension (Airmatic) failures and complex electrical gremlins, even in this final, more refined production year.
- Maintenance (2)Ownership costs are high due to the price of specialized German parts and the high labor rates required for its complex mechanical and electronic systems.
- Technology (4)For 2006, it was a tech powerhouse featuring soft-close doors and advanced safety systems, though the COMAND infotainment interface is cumbersome and dated by today's standards.
- Comfort (5)True to its S-Class heritage, the cabin offers supreme isolation from road noise and industry-leading seat ergonomics, making it one of the most comfortable long-distance cruisers ever made.
- Dynamics (4)The 4.3L V8 delivers smooth, linear power perfectly suited for highway cruising, while the Airmatic suspension provides a composed, stable ride despite its significant weight.