1961 AC Greyhound vs. 2005 BMW M3
To start off, 2005 BMW M3 is newer by 44 year(s). Which means there will be less support and parts availability for 1961 AC Greyhound. In addition, the cost of maintenance, including insurance, on 1961 AC Greyhound would be higher. At 3,244 cc (6 cylinders), 2005 BMW M3 is equipped with a bigger engine. In terms of performance, 2005 BMW M3 (320 HP @ 7400 RPM) has 197 more horse power than 1961 AC Greyhound. (123 HP @ 5750 RPM) In normal driving conditions, 2005 BMW M3 should accelerate faster than 1961 AC Greyhound. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW M3 weights approximately 675 kg more than 1961 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, 2005 BMW M3 (337 Nm) has 158 more torque (in Nm) than 1961 AC Greyhound. (179 Nm). This means 2005 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 1961 AC Greyhound.
Compare all specifications:
| 1961 AC Greyhound | 2005 BMW M3 | |
| Make | AC | BMW |
| Model | Greyhound | M3 |
| Year Released | 1961 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 3244 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 320 HP |
| Engine RPM | 5750 RPM | 7400 RPM |
| Torque | 179 Nm | 337 Nm |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1015 kg | 1690 kg |
| Vehicle Length | 4580 mm | 4500 mm |
| Vehicle Width | 1670 mm | 1790 mm |
| Vehicle Height | 1340 mm | 1380 mm |
| Wheelbase Size | 2550 mm | 2740 mm |
| Fuel Tank Capacity | 54 L | 63 L |
