2007 Audi A8 vs. 2005 Lexus GX
To start off, 2007 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Lexus GX. In addition, the cost of maintenance, including insurance, on 2005 Lexus GX would be higher. At 5,202 cc (10 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (444 HP @ 7000 RPM) has 174 more horse power than 2005 Lexus GX. (270 HP @ 5600 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2005 Lexus GX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Lexus GX weights approximately 274 kg more than 2007 Audi A8.
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, 2007 Audi A8 (540 Nm) has 106 more torque (in Nm) than 2005 Lexus GX. (434 Nm). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Lexus GX.
Compare all specifications:
| 2007 Audi A8 | 2005 Lexus GX | |
| Make | Audi | Lexus |
| Model | A8 | GX |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5202 cc | 4671 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 270 HP |
| Engine RPM | 7000 RPM | 5600 RPM |
| Torque | 540 Nm | 434 Nm |
| Engine Bore Size | 84.5 mm | 94 mm |
| Engine Stroke Size | 92.8 mm | 84 mm |
| Engine Compression Ratio | 12.5:1 | 10.0:1 |
| 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 | 2214 kg |
| Vehicle Length | 5070 mm | 4790 mm |
| Vehicle Width | 1900 mm | 1890 mm |
| Vehicle Height | 1430 mm | 1900 mm |
| Wheelbase Size | 2950 mm | 2860 mm |
| Fuel Consumption Overall | 13.4 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 90 L | 87 L |
