1991 Buick Roadmaster vs. 2010 Jaguar XJ
To start off, 2010 Jaguar XJ is newer by 19 year(s). Which means there will be less support and parts availability for 1991 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1991 Buick Roadmaster would be higher. At 5,731 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2010 Jaguar XJ (391 HP @ 6100 RPM) has 214 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2010 Jaguar XJ should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 175 kg more than 2010 Jaguar XJ.
Because 1991 Buick Roadmaster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Buick Roadmaster. However, in wet, icy, snow, or gravel driving conditions, 2010 Jaguar XJ, being front wheel drive (FWD), will offer much better control with better grip. 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, 2010 Jaguar XJ (541 Nm @ 4100 RPM) has 148 more torque (in Nm) than 1991 Buick Roadmaster. (393 Nm @ 2400 RPM). This means 2010 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster.
Compare all specifications:
| 1991 Buick Roadmaster | 2010 Jaguar XJ | |
| Make | Buick | Jaguar |
| Model | Roadmaster | XJ |
| Year Released | 1991 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 4194 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 391 HP |
| Engine RPM | 4200 RPM | 6100 RPM |
| Torque | 393 Nm | 541 Nm |
| Torque RPM | 2400 RPM | 4100 RPM |
| Engine Compression Ratio | 8.0:1 | 9.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1665 kg |
| Vehicle Length | 5280 mm | 5100 mm |
| Vehicle Width | 2040 mm | 1450 mm |
| Wheelbase Size | 2950 mm | 3040 mm |
| Fuel Tank Capacity | 75 L | 85 L |
