2006 Audi A4 vs. 1999 Buick Regal
To start off, 2006 Audi A4 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Buick Regal. In addition, the cost of maintenance, including insurance, on 1999 Buick Regal would be higher. At 3,789 cc (6 cylinders), 1999 Buick Regal is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (255 HP @ 6500 RPM) has 10 more horse power than 1999 Buick Regal. (245 HP @ 5200 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 1999 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1999 Buick Regal weights approximately 285 kg more than 2006 Audi A4.
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, 1999 Buick Regal (380 Nm @ 3600 RPM) has 50 more torque (in Nm) than 2006 Audi A4. (330 Nm @ 3250 RPM). This means 1999 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 1999 Buick Regal | |
| Make | Audi | Buick |
| Model | A4 | Regal |
| Year Released | 2006 | 1999 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 3789 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 255 HP | 245 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 330 Nm | 380 Nm |
| Torque RPM | 3250 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 97 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1560 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 Tank Capacity | 63 L | 64 L |
