2006 Audi S4 vs. 2004 Buick Regal
To start off, 2006 Audi S4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Buick Regal. In addition, the cost of maintenance, including insurance, on 2004 Buick Regal would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (339 HP @ 7000 RPM) has 88 more horse power than 2004 Buick Regal. (251 HP @ 5200 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2004 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 282 kg more than 2004 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Audi S4 (410 Nm) has 22 more torque (in Nm) than 2004 Buick Regal. (388 Nm). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Regal.
Compare all specifications:
| 2006 Audi S4 | 2004 Buick Regal | |
| Make | Audi | Buick |
| Model | S4 | Regal |
| Year Released | 2006 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3786 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 339 HP | 251 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 410 Nm | 388 Nm |
| Engine Bore Size | 84.6 mm | 97 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1598 kg |
| Vehicle Length | 4590 mm | 4990 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2650 mm | 2780 mm |
| Fuel Consumption Overall | 13.4 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
