2003 Audi A8 vs. 2009 Toyota Sienna
To start off, 2009 Toyota Sienna is newer by 6 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 3,936 cc (8 cylinders), 2003 Audi A8 is equipped with a bigger engine. In terms of performance, 2003 Audi A8 (276 HP @ 3750 RPM) has 9 more horse power than 2009 Toyota Sienna. (267 HP @ 6200 RPM). In normal driving conditions, 2003 Audi A8 should accelerate faster than 2009 Toyota Sienna. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A8 weights approximately 528 kg more than 2009 Toyota Sienna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Audi A8 (650 Nm @ 1800 RPM) has 318 more torque (in Nm) than 2009 Toyota Sienna. (332 Nm @ 4700 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Toyota Sienna.
Compare all specifications:
| 2003 Audi A8 | 2009 Toyota Sienna | |
| Make | Audi | Toyota |
| Model | A8 | Sienna |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 3456 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 267 HP |
| Engine RPM | 3750 RPM | 6200 RPM |
| Torque | 650 Nm | 332 Nm |
| Torque RPM | 1800 RPM | 4700 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1352 kg |
| Vehicle Length | 5060 mm | 5110 mm |
| Vehicle Width | 1900 mm | 1970 mm |
| Vehicle Height | 1450 mm | 1760 mm |
| Wheelbase Size | 2770 mm | 3040 mm |
| Fuel Consumption | 7.5 L/100km | 11.2 L/100km |
| Fuel Consumption City | 13.4 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 9.6 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 90 L | 76 L |
