That's a hard choice. But I have actually driven an Isetta so I'll pick the Z82001 BMW Z8 Roadster
4.9L V8 / 394 HP / 0-60: 4.3 seconds / Top Speed: 155mph (250kmh) / 15 mpg
1955 BMW Isetta 250
0.3L 1-cylinder / 12 HP / 0-60: -- / Top Speed: 53mph (85kmh) / 70 mpg
AUDI A6 E-TRON CONCEPT
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LINCOLN ZEPHYR REFLECTION
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