2008 Lexus IS vs. 2005 Toyota Sienna
To start off, 2008 Lexus IS is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2005 Toyota Sienna would be higher. At 3,298 cc (6 cylinders), 2005 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2005 Toyota Sienna (230 HP @ 5200 RPM) has 77 more horse power than 2008 Lexus IS. (153 HP @ 6200 RPM) In normal driving conditions, 2005 Toyota Sienna should accelerate faster than 2008 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Toyota Sienna weights approximately 450 kg more than 2008 Lexus IS. 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 2008 Lexus IS. 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 133 more torque (in Nm) than 2008 Lexus IS. (195 Nm). This means 2005 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2008 Lexus IS. 2005 Toyota Sienna has automatic transmission and 2008 Lexus IS has manual transmission. 2008 Lexus IS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Toyota Sienna will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Lexus IS | 2005 Toyota Sienna | |
| Make | Lexus | Toyota |
| Model | IS | Sienna |
| Year Released | 2008 | 2005 |
| Body Type | Station Wagon | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1988 cc | 3298 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 153 HP | 230 HP |
| Engine RPM | 6200 RPM | 5200 RPM |
| Torque | 195 Nm | 328 Nm |
| Engine Compression Ratio | 10.0:1 | 10.8:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1505 kg | 1955 kg |
| Vehicle Length | 4510 mm | 5090 mm |
| Vehicle Width | 1730 mm | 1970 mm |
| Vehicle Height | 1440 mm | 1760 mm |
| Wheelbase Size | 2680 mm | 3040 mm |
| Fuel Consumption Overall | 9.9 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 76 L |
