2009 Audi S8 vs. 2011 Lexus IS
To start off, 2011 Lexus IS is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi S8. In addition, the cost of maintenance, including insurance, on 2009 Audi S8 would be higher. At 5,204 cc (10 cylinders), 2009 Audi S8 is equipped with a bigger engine. In terms of performance, 2009 Audi S8 (450 HP @ 7000 RPM) has 34 more horse power than 2011 Lexus IS. (416 HP @ 6600 RPM). In normal driving conditions, 2009 Audi S8 should accelerate faster than 2011 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2011 Lexus IS weights approximately 540 kg more than 2009 Audi S8.
Because 2009 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2011 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2009 Audi S8 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 S8 (540 Nm @ 3500 RPM) has 38 more torque (in Nm) than 2011 Lexus IS. (502 Nm @ 5200 RPM). This means 2009 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2011 Lexus IS.
Compare all specifications:
| 2009 Audi S8 | 2011 Lexus IS | |
| Make | Audi | Lexus |
| Model | S8 | IS |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 5000 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 416 HP |
| Engine RPM | 7000 RPM | 6600 RPM |
| Torque | 540 Nm | 502 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1175 kg | 1715 kg |
| Vehicle Length | 5070 mm | 4661 mm |
| Vehicle Width | 1900 mm | 1816 mm |
| Vehicle Height | 1430 mm | 1415 mm |
| Wheelbase Size | 2950 mm | 2728 mm |
| Fuel Consumption Highway | 12.4 L/100km | 10.2 L/100km |
| Fuel Consumption City | 18.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 90 L | 64 L |
