1963 AC Greyhound vs. 2009 BMW M6
To start off, 2009 BMW M6 is newer by 46 year(s). Which means there will be less support and parts availability for 1963 AC Greyhound. In addition, the cost of maintenance, including insurance, on 1963 AC Greyhound would be higher. At 4,999 cc (10 cylinders), 2009 BMW M6 is equipped with a bigger engine. In terms of performance, 2009 BMW M6 (501 HP @ 7750 RPM) has 378 more horse power than 1963 AC Greyhound. (123 HP @ 5750 RPM) In normal driving conditions, 2009 BMW M6 should accelerate faster than 1963 AC Greyhound. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW M6 weights approximately 770 kg more than 1963 AC Greyhound. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 BMW M6 (520 Nm) has 341 more torque (in Nm) than 1963 AC Greyhound. (179 Nm). This means 2009 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 1963 AC Greyhound.
Compare all specifications:
| 1963 AC Greyhound | 2009 BMW M6 | |
| Make | AC | BMW |
| Model | Greyhound | M6 |
| Year Released | 1963 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4999 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 501 HP |
| Engine RPM | 5750 RPM | 7750 RPM |
| Torque | 179 Nm | 520 Nm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1015 kg | 1785 kg |
| Vehicle Length | 4580 mm | 4880 mm |
| Vehicle Width | 1670 mm | 1380 mm |
| Vehicle Height | 1340 mm | 1860 mm |
| Wheelbase Size | 2550 mm | 2790 mm |
| Fuel Tank Capacity | 54 L | 70 L |
