2007 Alfa Romeo 147 vs. 2011 Audi S4
To start off, 2011 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 147 would be higher. At 3,000 cc (6 cylinders), 2011 Audi S4 is equipped with a bigger engine. In terms of performance, 2011 Audi S4 (333 HP @ 5500 RPM) has 185 more horse power than 2007 Alfa Romeo 147. (148 HP @ 4000 RPM) In normal driving conditions, 2011 Audi S4 should accelerate faster than 2007 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi S4 weights approximately 285 kg more than 2007 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Audi S4 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2011 Audi S4 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, 2011 Audi S4 (440 Nm @ 2900 RPM) has 135 more torque (in Nm) than 2007 Alfa Romeo 147. (305 Nm @ 2000 RPM). This means 2011 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 147.
Compare all specifications:
| 2007 Alfa Romeo 147 | 2011 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | 147 | S4 |
| Year Released | 2007 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 333 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 305 Nm | 440 Nm |
| Torque RPM | 2000 RPM | 2900 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1365 kg | 1650 kg |
| Vehicle Length | 4230 mm | 4704 mm |
| Vehicle Width | 1740 mm | 1829 mm |
| Vehicle Height | 1450 mm | 1427 mm |
| Wheelbase Size | 2550 mm | 2809 mm |
| Fuel Tank Capacity | 60 L | 64 L |
