Rolls-Royce Cullinan vs XPeng G9

How does the Rolls-Royce Cullinan stack up against the XPeng G9? We put their headline specs side by side so you can see exactly where each car leads.

Rolls-Royce CullinanRolls-Royce Cullinan
vs
XPeng G9XPeng G9
SpecRolls-Royce CullinanXPeng G9
Horsepower (max)591 hp567 hp
0-100 km/h (fastest)5.0 s3.9 s
Top speed250 km/h200 km/h
Variants23
Body styleV12 luxury SUVFlagship electric SUV
GenerationSeries IIG9 (2026 facelift)
Production2018 – present2022 – present
Length5,341 mm4,891 mm
Width2,164 mm1,937 mm
Height1,835 mm1,680 mm
Wheelbase3,295 mm2,998 mm

Rolls-Royce Cullinan vs XPeng G9: common questions

Is the Rolls-Royce Cullinan or XPeng G9 faster?
The XPeng G9 is quicker, hitting 0-60 mph in 3.7s versus the Rolls-Royce Cullinan's 4.8s (0-100 km/h in 3.9s vs 5s).
Which has more horsepower, the Rolls-Royce Cullinan or the XPeng G9?
The Rolls-Royce Cullinan makes more power: 591 hp (441 kW) versus 567 hp (423 kW) for the XPeng G9.
Is the Rolls-Royce Cullinan or XPeng G9 faster on top speed?
The Rolls-Royce Cullinan has the higher top speed at 155 mph (250 km/h), versus 124 mph (200 km/h) for the XPeng G9.
What is the main difference between the Rolls-Royce Cullinan and the XPeng G9?
The Rolls-Royce Cullinan is a v12 luxury suv, while the XPeng G9 is a flagship electric suv. That difference in body style drives most of the others.