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Bugatti Chiron Super Sport vs Xiaomi SU7 Ultra

On power there is almost nothing in it: 1,578 hp against 1,548 hp. Power-to-weight tells the more useful story: 797 against 656 hp per tonne, which puts the Bugatti Chiron Super Sport ahead on the figure that actually decides how a car feels. Flat out the Bugatti Chiron Super Sport goes further, 273 mph against 217. Off the line the Xiaomi SU7 Ultra is quicker, 1.98 s to 60 mph against 2.30. At launch the Xiaomi SU7 Ultra was the cheaper of the two, $73,000 against $3,900,000. They go about it differently too — w16 against electric.

Side by side

The numbers

Bugatti Chiron Super SportXiaomi SU7 Ultra
Power1,578 hp1,548 hp
Top speed273 mph217 mph
0–60 mph2.30 s1.98 s
Kerb weight1,980 kg2,360 kg
Power-to-weight797 hp/t656 hp/t
PowertrainW16Electric
Produced2021–20242025–present

A green figure is the better of the two. Manufacturer-stated throughout.