1987 Buick Regal vs. 1991 Jaguar XJR-15
To start off, 1991 Jaguar XJR-15 is newer by 4 year(s). Which means there will be less support and parts availability for 1987 Buick Regal. In addition, the cost of maintenance, including insurance, on 1987 Buick Regal 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 313 more horse power than 1987 Buick Regal. (137 HP @ 4800 RPM) In normal driving conditions, 1991 Jaguar XJR-15 should accelerate faster than 1987 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1987 Buick Regal weights approximately 320 kg more than 1991 Jaguar XJR-15.
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 324 more torque (in Nm) than 1987 Buick Regal. (246 Nm @ 3600 RPM). This means 1991 Jaguar XJR-15 will have an easier job in driving up hills or pulling heavy equipment than 1987 Buick Regal.
Compare all specifications:
| 1987 Buick Regal | 1991 Jaguar XJR-15 | |
| Make | Buick | Jaguar |
| Model | Regal | XJR-15 |
| Year Released | 1987 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 3128 cc | 5993 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 137 HP | 450 HP |
| Engine RPM | 4800 RPM | 6250 RPM |
| Torque | 246 Nm | 570 Nm |
| Torque RPM | 3600 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 1 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1370 kg | 1050 kg |
| Vehicle Length | 4880 mm | 4810 mm |
| Vehicle Width | 1850 mm | 1910 mm |
| Vehicle Height | 1350 mm | 1110 mm |
| Wheelbase Size | 2740 mm | 2870 mm |
| Fuel Tank Capacity | 68 L | 90 L |
