The Mercedes-Benz C-Class can be judged for long-distance travel by looking at its space, output and running-efficiency figures together. Relevant information includes 2025 C 200 Avantgarde Line: 4751 mm; 2025 C 200 AMG Line: 4751 mm; 2025 C 200 Avantgarde Line: 2033 mm; 2025 C 200 Avantgarde Line: 204 Ps; 2025 C 200 AMG Line: 204 Ps; 1 more variants. For owners, long-distance comfort is about more than one number: a stable footprint, enough performance for overtaking and sensible energy use all make highway trips easier to live with.