2009 Audi Q7 vs. 2002 Fiat Siena
To start off, 2009 Audi Q7 is newer by 7 year(s). Which means there will be less support and parts availability for 2002 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2002 Fiat Siena would be higher. At 4,132 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (322 HP @ 3750 RPM) has 223 more horse power than 2002 Fiat Siena. (99 HP @ 6000 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2002 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 1370 kg more than 2002 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2002 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 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, 2009 Audi Q7 (760 Nm @ 1800 RPM) has 614 more torque (in Nm) than 2002 Fiat Siena. (146 Nm @ 4000 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2002 Fiat Siena. 2009 Audi Q7 has automatic transmission and 2002 Fiat Siena has manual transmission. 2002 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi Q7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi Q7 | 2002 Fiat Siena | |
| Make | Audi | Fiat |
| Model | Q7 | Siena |
| Year Released | 2009 | 2002 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4132 cc | 1596 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 99 HP |
| Engine RPM | 3750 RPM | 6000 RPM |
| Torque | 760 Nm | 146 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 80.5 mm |
| Engine Stroke Size | 95.5 mm | 78.4 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2420 kg | 1050 kg |
| Vehicle Length | 5090 mm | 4110 mm |
| Vehicle Width | 1990 mm | 1630 mm |
| Vehicle Height | 1780 mm | 1470 mm |
| Wheelbase Size | 3010 mm | 2380 mm |
