2006 Audi A4 vs. 2004 Toyota Sienna
To start off, 2006 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2004 Toyota Sienna would be higher. At 2,996 cc (6 cylinders), 2004 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2004 Toyota Sienna (194 HP @ 5600 RPM) has 80 more horse power than 2006 Audi A4. (114 HP @ 4000 RPM) In normal driving conditions, 2004 Toyota Sienna should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Toyota Sienna weights approximately 300 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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 A4 (286 Nm @ 1900 RPM) has 13 more torque (in Nm) than 2004 Toyota Sienna. (273 Nm @ 4300 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Toyota Sienna. 2004 Toyota Sienna has automatic transmission and 2006 Audi A4 has manual transmission. 2006 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Toyota Sienna will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A4 | 2004 Toyota Sienna | |
| Make | Audi | Toyota |
| Model | A4 | Sienna |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 114 HP | 194 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 286 Nm | 273 Nm |
| Torque RPM | 1900 RPM | 4300 RPM |
| Engine Bore Size | 79.5 mm | 87.5 mm |
| Engine Stroke Size | 95.5 mm | 83 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1405 kg | 1705 kg |
| Vehicle Length | 4550 mm | 4920 mm |
| Vehicle Width | 1780 mm | 1870 mm |
| Vehicle Height | 1430 mm | 1720 mm |
| Wheelbase Size | 2660 mm | 2910 mm |
