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 4,134 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (322 HP @ 3750 RPM) has 117 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 451 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 (650 Nm) has 338 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 | 4134 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 322 HP | 205 HP |
| Engine RPM | 3750 RPM | 5200 RPM |
| Torque | 650 Nm | 312 Nm |
| Engine Bore Size | 83 mm | 96.5 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Engine Compression Ratio | 16.5:1 | 9.4:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1945 kg | 1494 kg |
| Vehicle Length | 5070 mm | 4990 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2950 mm | 2780 mm |
| Fuel Tank Capacity | 90 L | 68 L |
