2006 Fiat Siena vs. 2013 Lexus RX
To start off, 2013 Lexus RX is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2006 Fiat Siena would be higher. At 1,697 cc (4 cylinders), 2006 Fiat Siena is equipped with a bigger engine. In terms of performance, 2013 Lexus RX (266 HP @ 6200 RPM) has 198 more horse power than 2006 Fiat Siena. (68 HP @ 4600 RPM) In normal driving conditions, 2013 Lexus RX should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2013 Lexus RX weights approximately 250 kg more than 2006 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 Lexus RX (336 Nm @ 4700 RPM) has 200 more torque (in Nm) than 2006 Fiat Siena. (136 Nm @ 2500 RPM). This means 2013 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 2013 Lexus RX | |
| Make | Fiat | Lexus |
| Model | Siena | RX |
| Year Released | 2006 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1697 cc | 211 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | electric |
| Horse Power | 68 HP | 266 HP |
| Engine RPM | 4600 RPM | 6200 RPM |
| Torque | 136 Nm | 336 Nm |
| Torque RPM | 2500 RPM | 4700 RPM |
| Engine Bore Size | 82.6 mm | 94 mm |
| Engine Stroke Size | 79.2 mm | 83 mm |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 16 seconds | 8.2 seconds |
| Drive Type | Front | front |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1645 kg | 1895 kg |
| Vehicle Length | 4000 mm | 4770 mm |
| Vehicle Height | 1700 mm | 1720 mm |
| Wheelbase Size | 2550 mm | 2740 mm |
