Porsche Panamera Turbo S Executive 971 vs Xpeng X9 : which one is faster?
0-100 km/h, 400 m, 1000 m, top speed — physics simulation calibrated on 7 measures.
Simulation de performance
Race simulation at real speed
CONFIDENCE 97%Calibrated physics simulation: SCx via VMax, power curves, Crr via WLTP, drivetrain losses. Manufacturer 0-100 is the calibration target. Confidence 97 %.
Panamera Turbo S Executive vs X9: chronicle of a drag race at 315 km/h
The launch: 0 to 100 km/h
Off the line, the Panamera Turbo S Executive hits 100 km/h in 3.08 s versus 3.88 s for the X9. Despite lacking instant torque, 630 hp of power compensates. At this point, the Panamera Turbo S Executive leads by 0.80 s and sits roughly 11 m ahead.
From 100 km/h to 400 metres
At 200 metres, the Panamera Turbo S Executive is doing 165 km/h against 173 km/h for the X9. The gap is 0.44 s. The challenger starts to claw back ground.
At 400 metres standing start, the Panamera Turbo S Executive crosses the line in 11.04 s versus 11.34 s. The 0.30 s gap represents roughly 17 m of track — two to three car lengths.
Beyond 400 metres: top speed comes into play
Past 400 metres, the Panamera Turbo S Executive continues to build its lead. At 600 metres, it runs at 229 km/h versus 200 km/h. At 1,000 metres, the Panamera Turbo S Executive finishes in 20.22 s versus 22.13 s, with a 1.92 s lead.
What the numbers don’t tell you
Both rivals are electronically governed, but not at the same level: the Panamera Turbo S Executive is capped at 315 km/h, the X9 at 200 km/h. This isn’t a physical engine limit — it’s a manufacturer choice, usually for tyre safety or homologation reasons. Neither car reaches its true aerodynamic top speed.
Instant electric torque gives an advantage off the line. The higher top speed of the combustion engine gives an advantage over longer distances. The distance at which one catches the other depends on the top speed differential.
In European road use (130 km/h max), both vehicles reach the legal speed limit in under 5.10 seconds. The 0.80 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.
Porsche Panamera Turbo S Executive has a clear edge over the Xpeng X9 to 100 km/h. This difference is clearly noticeable in spirited driving and widens on standing starts.