This comparison is well-intentioned, but the Sierra XR8 is more-or-less an M3 competitor. (Car enthusiasts make that same mistake comparing the Jaguar XJR with the M5, even though that one, too, is in a different segment.)
BMW M5 vs Ford Sierra XR8
| Category | Ford Sierra XR8 | BMW M5 (E34) |
|---|---|---|
| Engine layout | 4.9 l V8 | 3.5 l R6 |
| Max power (ps / bhp) | 218 / 215 | 315 / 311 |
| Max torque (Nm / lb-ft) | 330 / 243 | 360 / 266 |
| Curb weight (kg / lb) | 1275 / 2811 | 1732 / 3818 |
| Power / tonne (ps / bhp) | 171 / 169 | 182 / 180 |
Performance
| Category | Ford Sierra XR8 | BMW M5 (E34) |
|---|---|---|
| 0 - 100 kph | 6.7 s | 6.0 s |
| 0 - 100 mph | 17.8 s | 14.4 s |
| Est. 1/8 mile | 10.3 s @ 80.8 mph | 10.2 s @ 84.5 mph |
| Top speed | 231 kph (144 mph) | 254 kph (158 mph) |
Summary
| Category | Ford Sierra XR8 | BMW M5 (E34) |
|---|---|---|
| Track Performance | 0 | 0 |
| Straight line speed | 72 | 100 |
| Overall | 72 | 100 |
Verdict
M5 is the fastest by a huge margin.
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Acceleration graph
