2008 Audi A5 vs. 2003 Fiat Siena
To start off, 2008 Audi A5 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2003 Fiat Siena would be higher. At 4,163 cc (8 cylinders), 2008 Audi A5 is equipped with a bigger engine. In terms of performance, 2008 Audi A5 (349 HP @ 7000 RPM) has 279 more horse power than 2003 Fiat Siena. (70 HP @ 5750 RPM). In normal driving conditions, 2008 Audi A5 should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A5 weights approximately 610 kg more than 2003 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2008 Audi A5 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, 2008 Audi A5 (440 Nm @ 3500 RPM) has 345 more torque (in Nm) than 2003 Fiat Siena. (95 Nm @ 4000 RPM). This means 2008 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
| 2008 Audi A5 | 2003 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A5 | Siena |
| Year Released | 2008 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 999 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 349 HP | 70 HP |
| Engine RPM | 7000 RPM | 5750 RPM |
| Torque | 440 Nm | 95 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1630 kg | 1020 kg |
| Vehicle Length | 4640 mm | 4110 mm |
| Vehicle Width | 1860 mm | 1630 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2380 mm |
