The Mercedes-Benz GT AMG should be manageable in city use when judged against its listed dimensions. Key size figures include 2025 AMG GT 63 4MATIC+: 4728 mm; 2025 AMG GT 63 4MATIC+: 2100 mm; 2025 AMG GT 63 4MATIC+: 1354 mm; 2025 AMG GT 63 4MATIC+: 2. Length affects parking ease, width affects tight ramps and urban lanes, while wheelbase gives a clue to cabin comfort and highway stability.