1991 Buick Roadmaster vs. 2009 Jaguar XF
To start off, 2009 Jaguar XF is newer by 18 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, 2009 Jaguar XF (204 HP @ 4000 RPM) has 27 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2009 Jaguar XF should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 335 kg more than 2009 Jaguar XF.
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, 2009 Jaguar XF (436 Nm @ 1900 RPM) has 43 more torque (in Nm) than 1991 Buick Roadmaster. (393 Nm @ 2400 RPM). This means 2009 Jaguar XF will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster.
Compare all specifications:
| 1991 Buick Roadmaster | 2009 Jaguar XF | |
| Make | Buick | Jaguar |
| Model | Roadmaster | XF |
| Year Released | 1991 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 2720 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 204 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 393 Nm | 436 Nm |
| Torque RPM | 2400 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1505 kg |
| Vehicle Length | 5280 mm | 4970 mm |
| Vehicle Width | 2040 mm | 1470 mm |
| Vehicle Height | 1650 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2920 mm |
| Fuel Tank Capacity | 75 L | 70 L |
