2009 Audi A8 vs. 2001 Lexus IS
To start off, 2009 Audi A8 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Lexus IS. In addition, the cost of maintenance, including insurance, on 2001 Lexus IS would be higher. At 5,204 cc (10 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 7000 RPM) has 219 more horse power than 2001 Lexus IS. (225 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2001 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 450 kg more than 2001 Lexus IS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Lexus IS. 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 (540 Nm @ 3500 RPM) has 242 more torque (in Nm) than 2001 Lexus IS. (298 Nm @ 3800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2001 Lexus IS.
Compare all specifications:
| 2009 Audi A8 | 2001 Lexus IS | |
| Make | Audi | Lexus |
| Model | A8 | IS |
| Year Released | 2009 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2994 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 225 HP |
| Engine RPM | 7000 RPM | 5600 RPM |
| Torque | 540 Nm | 298 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1490 kg |
| Vehicle Length | 5070 mm | 4410 mm |
| Vehicle Width | 1900 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2950 mm | 2730 mm |
| Fuel Consumption Overall | 15.8 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 90 L | 66 L |
