1999 AC Ace vs. 2013 Jaguar XK
To start off, 2013 Jaguar XK is newer by 14 year(s). Which means there will be less support and parts availability for 1999 AC Ace. In addition, the cost of maintenance, including insurance, on 1999 AC Ace would be higher. At 5,000 cc (4 cylinders), 2013 Jaguar XK is equipped with a bigger engine. In terms of performance, 2013 Jaguar XK (503 HP @ 6500 RPM) has 152 more horse power than 1999 AC Ace. (351 HP @ 6500 RPM) In normal driving conditions, 2013 Jaguar XK should accelerate faster than 1999 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XK weights approximately 825 kg more than 1999 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2013 Jaguar XK (625 Nm @ 5500 RPM) has 225 more torque (in Nm) than 1999 AC Ace. (400 Nm @ 4000 RPM). This means 2013 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1999 AC Ace.
Compare all specifications:
| 1999 AC Ace | 2013 Jaguar XK | |
| Make | AC | Jaguar |
| Model | Ace | XK |
| Year Released | 1999 | 2013 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3506 cc | 5000 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 351 HP | 503 HP |
| Engine RPM | 6500 RPM | 6500 RPM |
| Torque | 400 Nm | 625 Nm |
| Torque RPM | 4000 RPM | 5500 RPM |
| Engine Bore Size | 83 mm | 92 mm |
| Engine Stroke Size | 81 mm | 93 mm |
| Engine Compression Ratio | 8.0:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1025 kg | 1850 kg |
| Vehicle Length | 4430 mm | 4794 mm |
| Vehicle Width | 1880 mm | 2032 mm |
| Vehicle Height | 1310 mm | 1322 mm |
| Wheelbase Size | 2480 mm | 2752 mm |
