2008 Audi S4 vs. 2004 Pontiac Grand Prix
To start off, 2008 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2004 Pontiac Grand Prix would be higher. At 5,326 cc (8 cylinders), 2004 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 50 more horse power than 2004 Pontiac Grand Prix. (290 HP @ 5200 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 2004 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2004 Pontiac Grand Prix weights approximately 525 kg more than 2008 Audi S4.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Pontiac Grand Prix. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 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, 2004 Pontiac Grand Prix (441 Nm @ 4000 RPM) has 31 more torque (in Nm) than 2008 Audi S4. (410 Nm @ 3500 RPM). This means 2004 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S4. 2004 Pontiac Grand Prix has automatic transmission and 2008 Audi S4 has manual transmission. 2008 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Pontiac Grand Prix will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S4 | 2004 Pontiac Grand Prix | |
| Make | Audi | Pontiac |
| Model | S4 | Grand Prix |
| Year Released | 2008 | 2004 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5326 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 340 HP | 290 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 410 Nm | 441 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 96 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1685 kg |
| Vehicle Length | 4580 mm | 5060 mm |
| Vehicle Width | 1790 mm | 1880 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
| Fuel Tank Capacity | 63 L | 64 L |
