2003 Buick Park Avenue vs. 2005 Toyota Sienna
To start off, 2005 Toyota Sienna is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Buick Park Avenue. In addition, the cost of maintenance, including insurance, on 2003 Buick Park Avenue would be higher. At 3,791 cc (6 cylinders), 2003 Buick Park Avenue is equipped with a bigger engine. In terms of performance, 2005 Toyota Sienna (230 HP @ 3400 RPM) has 25 more horse power than 2003 Buick Park Avenue. (205 HP @ 5200 RPM) In normal driving conditions, 2005 Toyota Sienna should accelerate faster than 2003 Buick Park Avenue. With that said, vehicle weight also plays an important factor in acceleration. 2005 Toyota Sienna weights approximately 298 kg more than 2003 Buick Park Avenue. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Toyota Sienna is four wheel drive (4WD), it will have significant more traction and grip than 2003 Buick Park Avenue. In wet, icy, snow, or gravel driving conditions, 2005 Toyota Sienna will offer significantly more control. 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, 2005 Toyota Sienna (328 Nm) has 16 more torque (in Nm) than 2003 Buick Park Avenue. (312 Nm). This means 2005 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Park Avenue.
Compare all specifications:
| 2003 Buick Park Avenue | 2005 Toyota Sienna | |
| Make | Buick | Toyota |
| Model | Park Avenue | Sienna |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3298 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 205 HP | 230 HP |
| Engine RPM | 5200 RPM | 3400 RPM |
| Torque | 312 Nm | 328 Nm |
| Engine Bore Size | 96.5 mm | 92 mm |
| Engine Stroke Size | 86.4 mm | 83 mm |
| Engine Compression Ratio | 9.4:1 | 10.8:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1682 kg | 1980 kg |
| Vehicle Length | 5260 mm | 5090 mm |
| Vehicle Width | 1900 mm | 1970 mm |
| Vehicle Height | 1460 mm | 1760 mm |
| Wheelbase Size | 2900 mm | 3040 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 70 L | 76 L |
