1975 Alfa Romeo GT vs. 1991 Jaguar XJR-15
To start off, 1991 Jaguar XJR-15 is newer by 16 year(s). Which means there will be less support and parts availability for 1975 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 1975 Alfa Romeo GT would be higher. At 5,993 cc (12 cylinders), 1991 Jaguar XJR-15 is equipped with a bigger engine. In terms of performance, 1991 Jaguar XJR-15 (450 HP @ 6250 RPM) has 363 more horse power than 1975 Alfa Romeo GT. (87 HP @ 6000 RPM) In normal driving conditions, 1991 Jaguar XJR-15 should accelerate faster than 1975 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 1991 Jaguar XJR-15 weights approximately 70 kg more than 1975 Alfa Romeo GT. 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, 1991 Jaguar XJR-15 (570 Nm @ 4500 RPM) has 430 more torque (in Nm) than 1975 Alfa Romeo GT. (140 Nm @ 3200 RPM). This means 1991 Jaguar XJR-15 will have an easier job in driving up hills or pulling heavy equipment than 1975 Alfa Romeo GT.
Compare all specifications:
| 1975 Alfa Romeo GT | 1991 Jaguar XJR-15 | |
| Make | Alfa Romeo | Jaguar |
| Model | GT | XJR-15 |
| Year Released | 1975 | 1991 |
| Engine Position | Front | Middle |
| Engine Size | 1289 cc | 5993 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 87 HP | 450 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 140 Nm | 570 Nm |
| Torque RPM | 3200 RPM | 4500 RPM |
| Engine Bore Size | 78 mm | 90 mm |
| Engine Stroke Size | 67.5 mm | 78.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 170 km/hour | 307 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 1 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 980 kg | 1050 kg |
| Vehicle Length | 4090 mm | 4810 mm |
| Vehicle Width | 1590 mm | 1910 mm |
| Vehicle Height | 1330 mm | 1110 mm |
| Wheelbase Size | 2160 mm | 2870 mm |
| Fuel Tank Capacity | 46 L | 90 L |
