1978 Avanti Avanti vs. 2004 Jaguar XK
To start off, 2004 Jaguar XK is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Avanti Avanti. In addition, the cost of maintenance, including insurance, on 1978 Avanti Avanti would be higher. At 6,568 cc (8 cylinders), 1978 Avanti Avanti is equipped with a bigger engine. In terms of performance, 2004 Jaguar XK (390 HP @ 6100 RPM) has 213 more horse power than 1978 Avanti Avanti. (177 HP @ 3400 RPM) In normal driving conditions, 2004 Jaguar XK should accelerate faster than 1978 Avanti Avanti. With that said, vehicle weight also plays an important factor in acceleration. 2004 Jaguar XK weights approximately 178 kg more than 1978 Avanti Avanti. 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, 2004 Jaguar XK (525 Nm) has 83 more torque (in Nm) than 1978 Avanti Avanti. (442 Nm). This means 2004 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1978 Avanti Avanti.
Compare all specifications:
| 1978 Avanti Avanti | 2004 Jaguar XK | |
| Make | Avanti | Jaguar |
| Model | Avanti | XK |
| Year Released | 1978 | 2004 |
| Engine Size | 6568 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 177 HP | 390 HP |
| Engine RPM | 3400 RPM | 6100 RPM |
| Torque | 442 Nm | 525 Nm |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1580 kg | 1758 kg |
| Vehicle Length | 4910 mm | 4770 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1280 mm |
| Wheelbase Size | 2780 mm | 2590 mm |
