Mercedes‑Benz has built a legacy of luxury, performance, and engineering, but not all its models have lived up to the badge. In this video we look at the ten most problematic and disappointing Mercedes models ever built, and contrast them with ten of the brand’s greatest successes. On the downside you will see SUVs and sedans that struggled with reliability issues, suspension failures, rust, electrical problems, and poor long-term maintenance costs. On the upside we highlight classic and performance-oriented Mercedes models known for durability, timeless design, engineering excellence, and lasting appeal. Whether you are shopping for a used Mercedes or just curious about which models earned the brand’s reputation and which ones tarnished it, this guide gives honest perspective, helping you spot potential pitfalls and appreciate the real gems in Mercedes history.