BYD Seal 390 AWD vs Porsche Cayenne E-Hybrid Coupe E3.1 : 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 96%Calibrated physics simulation: SCx via VMax, power curves, Crr via WLTP, drivetrain losses. Manufacturer 0-100 is the calibration target. Confidence 96 %.
Seal 390 AWD vs Cayenne E-Hybrid Coupe: chronicle of a drag race at 253 km/h
The launch: 0 to 100 km/h
Off the line, the Seal 390 AWD hits 100 km/h in 3.77 s versus 4.84 s for the Cayenne E-Hybrid Coupe. The instant torque of 670 Nm from the electric motor makes the difference. At this point, the Seal 390 AWD leads by 1.07 s and sits roughly 6 m ahead.
From 100 km/h to 400 metres
At 200 metres, the Seal 390 AWD is doing 155 km/h against 139 km/h for the Cayenne E-Hybrid Coupe. The gap is 0.76 s. The challenger starts to claw back ground.
At 400 metres standing start, the Seal 390 AWD crosses the line in 11.93 s versus 13.14 s. The 1.20 s gap represents roughly 56 m of track — a gap visible to the naked eye.
Beyond 400 metres: top speed comes into play
Past 400 metres, the gap narrows. The Seal 390 AWD maxes out at 180 km/h while the Cayenne E-Hybrid Coupe keeps accelerating towards 253 km/h. At 600 metres, the gap has dropped to 1.15 s.
At 1,000 metres, the Seal 390 AWD finishes in 23.93 s versus 24.06 s, with just 0.13 s to spare. The Cayenne E-Hybrid Coupe fails to fully close the launch gap.
What the numbers don’t tell you
Both rivals are electronically governed, but not at the same level: the Seal 390 AWD is capped at 180 km/h, the Cayenne E-Hybrid Coupe at 253 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 7.56 seconds. The 1.07 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.
BYD Seal 390 AWD has a clear edge over the Porsche Cayenne E-Hybrid Coupe to 100 km/h. This difference is clearly noticeable in spirited driving and widens on standing starts.