2006 Alfa Romeo 147 vs. 2005 Audi S4
To start off, 2006 Alfa Romeo 147 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 222 more horse power than 2006 Alfa Romeo 147. (118 HP @ 4000 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 2006 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 498 kg more than 2006 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 130 more torque (in Nm) than 2006 Alfa Romeo 147. (280 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 147.
Compare all specifications:
| 2006 Alfa Romeo 147 | 2005 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | 147 | S4 |
| Year Released | 2006 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 118 HP | 340 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 280 Nm | 410 Nm |
| Engine Bore Size | 82 mm | 85 mm |
| Engine Stroke Size | 90.4 mm | 93 mm |
| Engine Compression Ratio | 18.5:1 | 11.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1272 kg | 1770 kg |
| Vehicle Length | 4230 mm | 4550 mm |
| Vehicle Width | 1740 mm | 1770 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2770 mm |
| Fuel Consumption Overall | 5.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 60 L | 66 L |
