2008 Toyota Sienna vs. 2005 Toyota Avensis
To start off, 2008 Toyota Sienna is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Toyota Avensis. In addition, the cost of maintenance, including insurance, on 2005 Toyota Avensis would be higher. At 3,455 cc (6 cylinders), 2008 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2008 Toyota Sienna (266 HP @ 6200 RPM) has 123 more horse power than 2005 Toyota Avensis. (143 HP @ 5700 RPM). In normal driving conditions, 2008 Toyota Sienna should accelerate faster than 2005 Toyota Avensis. With that said, vehicle weight also plays an important factor in acceleration. 2008 Toyota Sienna weights approximately 505 kg more than 2005 Toyota Avensis. 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, 2008 Toyota Sienna (332 Nm @ 4700 RPM) has 136 more torque (in Nm) than 2005 Toyota Avensis. (196 Nm @ 4000 RPM). This means 2008 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2005 Toyota Avensis.
Compare all specifications:
| 2008 Toyota Sienna | 2005 Toyota Avensis | |
| Make | Toyota | Toyota |
| Model | Sienna | Avensis |
| Year Released | 2008 | 2005 |
| Body Type | Minivan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3455 cc | 1988 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 266 HP | 143 HP |
| Engine RPM | 6200 RPM | 5700 RPM |
| Torque | 332 Nm | 196 Nm |
| Torque RPM | 4700 RPM | 4000 RPM |
| Engine Compression Ratio | 10.8:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1935 kg | 1430 kg |
| Vehicle Length | 5110 mm | 4710 mm |
| Vehicle Width | 1970 mm | 1770 mm |
| Vehicle Height | 1760 mm | 1530 mm |
| Wheelbase Size | 3040 mm | 2640 mm |
| Fuel Consumption Overall | 12.4 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 76 L | 60 L |
