1963 AC Greyhound vs. 2005 Audi S4
To start off, 2005 Audi S4 is newer by 42 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 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 217 more horse power than 1963 AC Greyhound. (123 HP @ 5750 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 1963 AC Greyhound. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 825 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, 2005 Audi S4 (410 Nm) has 231 more torque (in Nm) than 1963 AC Greyhound. (179 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1963 AC Greyhound.
Compare all specifications:
| 1963 AC Greyhound | 2005 Audi S4 | |
| Make | AC | Audi |
| Model | Greyhound | S4 |
| Year Released | 1963 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4161 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 123 HP | 340 HP |
| Engine RPM | 5750 RPM | 6300 RPM |
| Torque | 179 Nm | 410 Nm |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1015 kg | 1840 kg |
| Vehicle Length | 4580 mm | 4580 mm |
| Vehicle Width | 1670 mm | 1780 mm |
| Vehicle Height | 1340 mm | 1400 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
| Fuel Tank Capacity | 54 L | 63 L |
