Speedtail will only be faster in a straight line.
McLaren Speedtail vs Lamborghini Sian
| Category | Lamborghini Sian | McLaren Speedtail |
|---|---|---|
| Engine layout | 6.5 l V12 | 4.0 l V8 |
| Max power (ps / bhp) | 819 / 808 | 1049 / 1035 |
| Max torque (Nm / lb-ft) | 760 / 561 | 1150 / 848 |
| Curb weight (kg / lb) | 1430 / 3153 | |
| Power / tonne (ps / bhp) | 734 / 724 |
Performance
| Category | Lamborghini Sian | McLaren Speedtail |
|---|---|---|
| Top speed | 355 kph (221 mph) | 403 kph (250 mph) |
Summary
| Category | Lamborghini Sian | McLaren Speedtail |
|---|---|---|
| Track Performance | 0 | 0 |
| Straight line speed | 68 | 100 |
| Total | 68 | 100 |
Verdict
Speedtail is the fastest by a huge margin.
However, FastestLaps.com does not have enough lap times and performance data to make this comparison conclusive.
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