2009 Alfa Romeo 159 vs. 2011 Audi S5
To start off, 2011 Audi S5 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2009 Alfa Romeo 159 would be higher. At 3,195 cc (6 cylinders), 2009 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2011 Audi S5 (333 HP @ 5500 RPM) has 77 more horse power than 2009 Alfa Romeo 159. (256 HP @ 6200 RPM) In normal driving conditions, 2011 Audi S5 should accelerate faster than 2009 Alfa Romeo 159.
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 S5 (440 Nm @ 2900 RPM) has 118 more torque (in Nm) than 2009 Alfa Romeo 159. (322 Nm @ 4500 RPM). This means 2011 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Alfa Romeo 159. 2011 Audi S5 has automatic transmission and 2009 Alfa Romeo 159 has manual transmission. 2009 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Audi S5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alfa Romeo 159 | 2011 Audi S5 | |
| Make | Alfa Romeo | Audi |
| Model | 159 | S5 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3195 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 333 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 322 Nm | 440 Nm |
| Torque RPM | 4500 RPM | 2900 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 7-speed automated manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Fuel Tank Capacity | 70 L | 64 L |
