1991 Buick Roadmaster vs. 2009 Audi A4
To start off, 2009 Audi A4 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 5,002 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (328 HP @ 5500 RPM) has 160 more horse power than 1991 Buick Roadmaster. (168 HP @ 4200 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 350 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 will offer significantly more control. 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 Audi A4 (440 Nm @ 2900 RPM) has 94 more torque (in Nm) than 1991 Buick Roadmaster. (346 Nm @ 2400 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster.
Compare all specifications:
| 1991 Buick Roadmaster | 2009 Audi A4 | |
| Make | Buick | Audi |
| Model | Roadmaster | A4 |
| Year Released | 1991 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5002 cc | 2995 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 168 HP | 328 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 346 Nm | 440 Nm |
| Torque RPM | 2400 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2000 kg | 1650 kg |
| Vehicle Length | 5540 mm | 4720 mm |
| Vehicle Width | 2040 mm | 1830 mm |
| Vehicle Height | 1540 mm | 1410 mm |
| Wheelbase Size | 2950 mm | 2820 mm |
