1957 AC Ace vs. 2001 Jaguar XK
To start off, 2001 Jaguar XK is newer by 44 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 3,996 cc (8 cylinders), 2001 Jaguar XK is equipped with a bigger engine. In terms of performance, 2001 Jaguar XK (290 HP @ 6100 RPM) has 167 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2001 Jaguar XK should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2001 Jaguar XK weights approximately 676 kg more than 1957 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, 2001 Jaguar XK (393 Nm @ 4250 RPM) has 226 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2001 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 2001 Jaguar XK | |
| Make | AC | Jaguar |
| Model | Ace | XK |
| Year Released | 1957 | 2001 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 3996 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 290 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 167 Nm | 393 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Compression Ratio | 9.0:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1570 kg |
| Vehicle Length | 3850 mm | 4770 mm |
| Vehicle Width | 1520 mm | 1840 mm |
| Vehicle Height | 1250 mm | 1290 mm |
| Wheelbase Size | 2290 mm | 3040 mm |
| Fuel Tank Capacity | 59 L | 75 L |
