1961 AC Greyhound vs. 2012 BMW X5
To start off, 2012 BMW X5 is newer by 51 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 4,400 cc (8 cylinders), 2012 BMW X5 is equipped with a bigger engine. In terms of performance, 2012 BMW X5 (400 HP @ 5500 RPM) has 277 more horse power than 1961 AC Greyhound. (123 HP @ 5750 RPM) In normal driving conditions, 2012 BMW X5 should accelerate faster than 1961 AC Greyhound. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X5 weights approximately 1425 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, 2012 BMW X5 (609 Nm) has 430 more torque (in Nm) than 1961 AC Greyhound. (179 Nm). This means 2012 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1961 AC Greyhound.
Compare all specifications:
| 1961 AC Greyhound | 2012 BMW X5 | |
| Make | AC | BMW |
| Model | Greyhound | X5 |
| Year Released | 1961 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4400 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 400 HP |
| Engine RPM | 5750 RPM | 5500 RPM |
| Torque | 179 Nm | 609 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1015 kg | 2440 kg |
| Vehicle Length | 4580 mm | 4854 mm |
| Vehicle Width | 1670 mm | 1933 mm |
| Vehicle Height | 1340 mm | 1775 mm |
| Wheelbase Size | 2550 mm | 2933 mm |
| Fuel Tank Capacity | 54 L | 85 L |
