Developed with the help of the Volkswagen Group’s financial might and inter-brand synergies, the Urus also happens to be much lighter. The big question is, can it fend off the Rolls-Royce Cullinan in the quarter mile?

N74B68 is the leviathan’s codename. Produced by the peeps at BMW, the 6.75-liter mill is anything but impressive on paper. With ...