1991 Audi Coupe vs. 2006 Pontiac Grand Prix
To start off, 2006 Pontiac Grand Prix is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Audi Coupe. In addition, the cost of maintenance, including insurance, on 1991 Audi Coupe would be higher. At 3,786 cc (6 cylinders), 2006 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2006 Pontiac Grand Prix (260 HP @ 5200 RPM) has 88 more horse power than 1991 Audi Coupe. (172 HP @ 5500 RPM) In normal driving conditions, 2006 Pontiac Grand Prix should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi Coupe weights approximately 53 kg more than 2006 Pontiac Grand Prix.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2006 Pontiac Grand Prix (380 Nm @ 3600 RPM) has 130 more torque (in Nm) than 1991 Audi Coupe. (250 Nm @ 3000 RPM). This means 2006 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi Coupe.
Compare all specifications:
| 1991 Audi Coupe | 2006 Pontiac Grand Prix | |
| Make | Audi | Pontiac |
| Model | Coupe | Grand Prix |
| Year Released | 1991 | 2006 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 3786 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 172 HP | 260 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 250 Nm | 380 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 82.5 mm | 96.5 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1400 kg | 1347 kg |
| Vehicle Length | 4370 mm | 5040 mm |
| Vehicle Width | 1720 mm | 1830 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2560 mm | 2810 mm |
| Fuel Tank Capacity | 80 L | 64 L |
