1957 AC Ace vs. 2012 Jaguar XK
To start off, 2012 Jaguar XK is newer by 55 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 5,000 cc (8 cylinders), 2012 Jaguar XK is equipped with a bigger engine. In terms of performance, 2012 Jaguar XK (550 HP @ 6000 RPM) has 427 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2012 Jaguar XK should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2012 Jaguar XK weights approximately 906 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, 2012 Jaguar XK (680 Nm @ 2500 RPM) has 513 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2012 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 | 2012 Jaguar XK | |
| Make | AC | Jaguar |
| Model | Ace | XK |
| Year Released | 1957 | 2012 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 5000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 550 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 167 Nm | 680 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1800 kg |
| Vehicle Length | 3850 mm | 4793 mm |
| Vehicle Width | 1520 mm | 1892 mm |
| Vehicle Height | 1250 mm | 1311 mm |
| Wheelbase Size | 2290 mm | 2751 mm |
| Fuel Tank Capacity | 59 L | 61 L |
