2008 Alfa Romeo 147 vs. 2009 Audi S5
To start off, 2009 Audi S5 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2008 Alfa Romeo 147 would be higher. At 4,163 cc (8 cylinders), 2009 Audi S5 is equipped with a bigger engine. In terms of performance, 2009 Audi S5 (354 HP @ 6800 RPM) has 216 more horse power than 2008 Alfa Romeo 147. (138 HP @ 4000 RPM) In normal driving conditions, 2009 Audi S5 should accelerate faster than 2008 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S5 weights approximately 460 kg more than 2008 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi S5 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2009 Audi S5 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 S5 (441 Nm @ 3500 RPM) has 136 more torque (in Nm) than 2008 Alfa Romeo 147. (305 Nm @ 2000 RPM). This means 2009 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 147.
Compare all specifications:
| 2008 Alfa Romeo 147 | 2009 Audi S5 | |
| Make | Alfa Romeo | Audi |
| Model | 147 | S5 |
| Year Released | 2008 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 354 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 305 Nm | 441 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Bore Size | 82 mm | 84.5 mm |
| Engine Stroke Size | 90.4 mm | 92.8 mm |
| Engine Compression Ratio | 18.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 208 km/hour | 249 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1770 kg |
| Vehicle Length | 4230 mm | 4640 mm |
| Vehicle Width | 1740 mm | 1990 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2550 mm | 2760 mm |
| Fuel Consumption Overall | 5.9 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 60 L | 63 L |
