2007 Audi A4 vs. 2004 Buick Regal
To start off, 2007 Audi A4 is newer by 3 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 3,786 cc (6 cylinders), 2004 Buick Regal is equipped with a bigger engine. In terms of performance, 2004 Buick Regal (251 HP @ 5200 RPM) has 29 more horse power than 2007 Audi A4. (222 HP @ 4000 RPM) In normal driving conditions, 2004 Buick Regal should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Buick Regal weights approximately 323 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A4 (450 Nm) has 62 more torque (in Nm) than 2004 Buick Regal. (388 Nm). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Regal.
Compare all specifications:
| 2007 Audi A4 | 2004 Buick Regal | |
| Make | Audi | Buick |
| Model | A4 | Regal |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3786 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 222 HP | 251 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 450 Nm | 388 Nm |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 91.4 mm | 86 mm |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1598 kg |
| Vehicle Length | 4590 mm | 4990 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2780 mm |
| Fuel Consumption Overall | 7.6 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
