2005 Audi S4 vs. 1990 Pontiac Grand Prix
To start off, 2005 Audi S4 is newer by 15 year(s). Which means there will be less support and parts availability for 1990 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Grand Prix would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 132 more horse power than 1990 Pontiac Grand Prix. (208 HP @ 5200 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1990 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 231 kg more than 1990 Pontiac Grand Prix. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 119 more torque (in Nm) than 1990 Pontiac Grand Prix. (291 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Grand Prix.
Compare all specifications:
| 2005 Audi S4 | 1990 Pontiac Grand Prix | |
| Make | Audi | Pontiac |
| Model | S4 | Grand Prix |
| Year Released | 2005 | 1990 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 3352 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 340 HP | 208 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 410 Nm | 291 Nm |
| Engine Bore Size | 85 mm | 92 mm |
| Engine Stroke Size | 93 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 9.3:1 |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1609 kg |
| Vehicle Length | 4580 mm | 4930 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1360 mm |
| Wheelbase Size | 2660 mm | 2790 mm |
| Fuel Tank Capacity | 63 L | 76 L |
