2009 Audi S8 vs. 2009 Lexus IS
To start off, both 2009 Audi S8 and 2009 Lexus IS were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 275 more horse power than 2009 Lexus IS. (175 HP @ 3600 RPM). In normal driving conditions, 2009 Audi S8 should accelerate faster than 2009 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Lexus IS weights approximately 485 kg more than 2009 Audi S8.
Because 2009 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 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 140 more torque (in Nm) than 2009 Lexus IS. (400 Nm @ 2000 RPM). This means 2009 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Lexus IS. 2009 Audi S8 has automatic transmission and 2009 Lexus IS has manual transmission. 2009 Lexus IS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi S8 | 2009 Lexus IS | |
| Make | Audi | Lexus |
| Model | S8 | IS |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2231 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 175 HP |
| Engine RPM | 7000 RPM | 3600 RPM |
| Torque | 540 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Compression Ratio | 12.5:1 | 15.8:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 5.1 seconds | 8.9 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1175 kg | 1660 kg |
| Vehicle Length | 5070 mm | 4580 mm |
| Vehicle Width | 1900 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2950 mm | 2740 mm |
| Fuel Consumption Overall | 15.8 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 90 L | 65 L |
