1978 Cadillac Seville vs. 2003 Jaguar XK
To start off, 2003 Jaguar XK is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2003 Jaguar XK (390 HP @ 6150 RPM) has 267 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 2003 Jaguar XK should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 155 kg more than 2003 Jaguar XK.
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, 2003 Jaguar XK (525 Nm @ 3500 RPM) has 221 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 2003 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 2003 Jaguar XK | |
| Make | Cadillac | Jaguar |
| Model | Seville | XK |
| Year Released | 1978 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 390 HP |
| Engine RPM | 3600 RPM | 6150 RPM |
| Torque | 304 Nm | 525 Nm |
| Torque RPM | 1600 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1890 kg | 1735 kg |
| Vehicle Length | 5190 mm | 4770 mm |
| Vehicle Width | 1830 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1320 mm |
| Wheelbase Size | 2910 mm | 2600 mm |
| Fuel Tank Capacity | 79 L | 75 L |
