2006 Audi A8 vs. 2007 Lexus RX
To start off, 2007 Lexus RX is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 3,934 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Lexus RX (272 HP @ 6200 RPM) has 1 more horse power than 2006 Audi A8. (271 HP @ 3750 RPM) In normal driving conditions, 2007 Lexus RX should accelerate faster than 2006 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 30 kg more than 2007 Lexus RX.
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, 2006 Audi A8 (650 Nm @ 1800 RPM) has 308 more torque (in Nm) than 2007 Lexus RX. (342 Nm @ 4700 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus RX.
Compare all specifications:
| 2006 Audi A8 | 2007 Lexus RX | |
| Make | Audi | Lexus |
| Model | A8 | RX |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3934 cc | 3456 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 272 HP |
| Engine RPM | 3750 RPM | 6200 RPM |
| Torque | 650 Nm | 342 Nm |
| Torque RPM | 1800 RPM | 4700 RPM |
| Engine Compression Ratio | 18.0:1 | 10.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 250 km/hour | 195 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 7.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 1910 kg |
| Vehicle Length | 5190 mm | 4580 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1680 mm |
| Wheelbase Size | 3080 mm | 2730 mm |
| Fuel Consumption Overall | 9.6 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 90 L | 75 L |
