2009 Audi RS4 vs. 2005 Fiat Idea
To start off, 2009 Audi RS4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Fiat Idea. In addition, the cost of maintenance, including insurance, on 2005 Fiat Idea would be higher. At 4,161 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 335 more horse power than 2005 Fiat Idea. (79 HP @ 4800 RPM). In normal driving conditions, 2009 Audi RS4 should accelerate faster than 2005 Fiat Idea. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 565 kg more than 2005 Fiat Idea. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Fiat Idea. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS4 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 RS4 (430 Nm @ 5500 RPM) has 312 more torque (in Nm) than 2005 Fiat Idea. (118 Nm @ 4000 RPM). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Idea.
Compare all specifications:
| 2009 Audi RS4 | 2005 Fiat Idea | |
| Make | Audi | Fiat |
| Model | RS4 | Idea |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1366 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 79 HP |
| Engine RPM | 7800 RPM | 4800 RPM |
| Torque | 430 Nm | 118 Nm |
| Torque RPM | 5500 RPM | 4000 RPM |
| Engine Compression Ratio | 12.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1710 kg | 1145 kg |
| Vehicle Length | 4590 mm | 3940 mm |
| Vehicle Width | 1820 mm | 1700 mm |
| Vehicle Height | 1420 mm | 1670 mm |
| Wheelbase Size | 2660 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 47 L |
