1963 AC Greyhound vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 44 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 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (321 HP @ 6400 RPM) has 198 more horse power than 1963 AC Greyhound. (123 HP @ 5750 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1963 AC Greyhound. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 620 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, 2007 Cadillac STS (427 Nm) has 248 more torque (in Nm) than 1963 AC Greyhound. (179 Nm). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1963 AC Greyhound.
Compare all specifications:
| 1963 AC Greyhound | 2007 Cadillac STS | |
| Make | AC | Cadillac |
| Model | Greyhound | STS |
| Year Released | 1963 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 321 HP |
| Engine RPM | 5750 RPM | 6400 RPM |
| Torque | 179 Nm | 427 Nm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1015 kg | 1635 kg |
| Vehicle Length | 4580 mm | 4990 mm |
| Vehicle Width | 1670 mm | 1850 mm |
| Vehicle Height | 1340 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2960 mm |
| Fuel Tank Capacity | 54 L | 64 L |
