2005 Audi RS6 vs. 2008 Lexus LS
To start off, 2008 Lexus LS is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi RS6. In addition, the cost of maintenance, including insurance, on 2005 Audi RS6 would be higher. At 4,969 cc (8 cylinders), 2008 Lexus LS is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 6300 RPM) has 55 more horse power than 2008 Lexus LS. (389 HP @ 6400 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 2008 Lexus LS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Lexus LS weights approximately 575 kg more than 2005 Audi RS6.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 RS6 (560 Nm @ 1950 RPM) has 38 more torque (in Nm) than 2008 Lexus LS. (522 Nm @ 4000 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Lexus LS. 2008 Lexus LS has automatic transmission and 2005 Audi RS6 has manual transmission. 2005 Audi RS6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Lexus LS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi RS6 | 2008 Lexus LS | |
| Make | Audi | Lexus |
| Model | RS6 | LS |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4969 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 389 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 560 Nm | 522 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Engine Compression Ratio | 9.0:1 | 11.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 4.7 seconds | 6.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1910 kg | 2485 kg |
| Vehicle Length | 4800 mm | 5160 mm |
| Vehicle Width | 1820 mm | 1880 mm |
| Vehicle Height | 1460 mm | 1490 mm |
| Wheelbase Size | 2660 mm | 3100 mm |
| Fuel Consumption Overall | 14.8 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 70 L | 84 L |
