The Audi RS Q8 should be manageable in city use when judged against its listed dimensions. Key size figures include 2025 4.0T quattro: 5012 mm; 2025 4.0T quattro: 1998 mm; 2025 4.0T quattro: 1694 mm; 2025 4.0T quattro: 2998 mm; 2025 4.0T quattro: 5. Length affects parking ease, width affects tight ramps and urban lanes, while wheelbase gives a clue to cabin comfort and highway stability.