2003 Audi A8 vs. 2006 Lexus GS
To start off, 2006 Lexus GS is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Audi A8. In addition, the cost of maintenance, including insurance, on 2003 Audi A8 would be higher. At 4,277 cc (8 cylinders), 2006 Lexus GS is equipped with a bigger engine. In terms of performance, 2006 Lexus GS (300 HP @ 5600 RPM) has 24 more horse power than 2003 Audi A8. (276 HP @ 3750 RPM) In normal driving conditions, 2006 Lexus GS should accelerate faster than 2003 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A8 weights approximately 110 kg more than 2006 Lexus GS.
Because 2003 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Lexus GS. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Audi A8 (650 Nm @ 1800 RPM) has 209 more torque (in Nm) than 2006 Lexus GS. (441 Nm @ 3400 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus GS.
Compare all specifications:
| 2003 Audi A8 | 2006 Lexus GS | |
| Make | Audi | Lexus |
| Model | A8 | GS |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 4277 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 300 HP |
| Engine RPM | 3750 RPM | 5600 RPM |
| Torque | 650 Nm | 441 Nm |
| Torque RPM | 1800 RPM | 3400 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1770 kg |
| Vehicle Length | 5060 mm | 4830 mm |
| Vehicle Width | 1900 mm | 1830 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2770 mm | 2860 mm |
| Fuel Consumption | 7.5 L/100km | 9.4 L/100km |
| Fuel Consumption City | 13.4 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 9.6 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 90 L | 71 L |
