2009 Audi A8 vs. 1998 Buick Signia
To start off, 2009 Audi A8 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Buick Signia. In addition, the cost of maintenance, including insurance, on 1998 Buick Signia would be higher. At 3,800 cc (6 cylinders), 1998 Buick Signia is equipped with a bigger engine. In terms of performance, 1998 Buick Signia (238 HP @ 5200 RPM) has 9 more horse power than 2009 Audi A8. (229 HP @ 4000 RPM) In normal driving conditions, 1998 Buick Signia should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 90 kg more than 1998 Buick Signia.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Buick Signia. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A8 (450 Nm @ 1400 RPM) has 63 more torque (in Nm) than 1998 Buick Signia. (387 Nm @ 3600 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1998 Buick Signia.
Compare all specifications:
| 2009 Audi A8 | 1998 Buick Signia | |
| Make | Audi | Buick |
| Model | A8 | Signia |
| Year Released | 2009 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 229 HP | 238 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 450 Nm | 387 Nm |
| Torque RPM | 1400 RPM | 3600 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1830 kg | 1740 kg |
| Vehicle Height | 1900 mm | 1550 mm |
| Wheelbase Size | 2950 mm | 2860 mm |
