2005 Audi A8 vs. 1998 Buick Regal
To start off, 2005 Audi A8 is newer by 7 year(s). Which means there will be less support and parts availability for 1998 Buick Regal. In addition, the cost of maintenance, including insurance, on 1998 Buick Regal would be higher. At 3,791 cc (6 cylinders), 1998 Buick Regal is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (271 HP @ 6000 RPM) has 66 more horse power than 1998 Buick Regal. (205 HP @ 5200 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 1998 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 276 kg more than 1998 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2005 Audi A8 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, 2005 Audi A8 (360 Nm) has 48 more torque (in Nm) than 1998 Buick Regal. (312 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1998 Buick Regal.
Compare all specifications:
| 2005 Audi A8 | 1998 Buick Regal | |
| Make | Audi | Buick |
| Model | A8 | Regal |
| Year Released | 2005 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 3697 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 271 HP | 205 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 360 Nm | 312 Nm |
| Engine Bore Size | 84.5 mm | 96.5 mm |
| Engine Stroke Size | 82.4 mm | 86.4 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1770 kg | 1494 kg |
| Vehicle Length | 5060 mm | 4990 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2780 mm |
| Fuel Tank Capacity | 90 L | 68 L |
