1956 AC Ace vs. 2005 Jaguar XJ
To start off, 2005 Jaguar XJ is newer by 49 year(s). Which means there will be less support and parts availability for 1956 AC Ace. In addition, the cost of maintenance, including insurance, on 1956 AC Ace would be higher. At 2,966 cc (6 cylinders), 2005 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2005 Jaguar XJ (241 HP @ 6800 RPM) has 167 more horse power than 1956 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 2005 Jaguar XJ should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XJ weights approximately 651 kg more than 1956 AC Ace. 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 Jaguar XJ (293 Nm) has 126 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 2005 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 2005 Jaguar XJ | |
| Make | AC | Jaguar |
| Model | Ace | XJ |
| Year Released | 1956 | 2005 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2966 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 241 HP |
| Engine RPM | 4500 RPM | 6800 RPM |
| Torque | 167 Nm | 293 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1545 kg |
| Vehicle Length | 3850 mm | 5100 mm |
| Vehicle Width | 1520 mm | 1870 mm |
| Vehicle Height | 1250 mm | 1450 mm |
| Wheelbase Size | 2290 mm | 3170 mm |
| Fuel Tank Capacity | 59 L | 85 L |
