The Proton e.MAS 5 should be manageable in city use when judged against its listed dimensions. Key size figures include 2026 325km Premium: 4135 mm; 2026 225km Prime: 4135 mm; 2025 325km Premium: 4135 mm; 2025 225km Prime: 4135 mm; 2026 325km Premium: 1805 mm; 15 more variants. Length affects parking ease, width affects tight ramps and urban lanes, while wheelbase gives a clue to cabin comfort and highway stability.