2005 Audi TT vs. 2003 Toyota Sienna
To start off, 2005 Audi TT is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2003 Toyota Sienna would be higher. At 2,997 cc (6 cylinders), 2003 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2005 Audi TT (178 HP @ 6300 RPM) has 5 more horse power than 2003 Toyota Sienna. (173 HP @ 5400 RPM). In normal driving conditions, 2005 Audi TT should accelerate faster than 2003 Toyota Sienna. With that said, vehicle weight also plays an important factor in acceleration. 2003 Toyota Sienna weights approximately 260 kg more than 2005 Audi TT.
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, 2003 Toyota Sienna (294 Nm) has 59 more torque (in Nm) than 2005 Audi TT. (235 Nm). This means 2003 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi TT. 2003 Toyota Sienna has automatic transmission and 2005 Audi TT has manual transmission. 2005 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Toyota Sienna will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi TT | 2003 Toyota Sienna | |
| Make | Audi | Toyota |
| Model | TT | Sienna |
| Year Released | 2005 | 2003 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 2997 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 178 HP | 173 HP |
| Engine RPM | 6300 RPM | 5400 RPM |
| Torque | 235 Nm | 294 Nm |
| Engine Bore Size | 81 mm | 87.5 mm |
| Engine Stroke Size | 86 mm | 83 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1445 kg | 1705 kg |
| Vehicle Length | 4050 mm | 4920 mm |
| Vehicle Width | 1860 mm | 1870 mm |
| Vehicle Height | 1350 mm | 1720 mm |
| Wheelbase Size | 2470 mm | 2910 mm |
