2011 Alfa Romeo 159 vs. 2009 Audi A6
To start off, 2011 Alfa Romeo 159 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A6. In addition, the cost of maintenance, including insurance, on 2009 Audi A6 would be higher. At 3,123 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (252 HP @ 6500 RPM) has 44 more horse power than 2011 Alfa Romeo 159. (208 HP @ 4000 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 2011 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2011 Alfa Romeo 159 weights approximately 40 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Alfa Romeo 159. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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 Alfa Romeo 159 (400 Nm @ 1500 RPM) has 70 more torque (in Nm) than 2009 Audi A6. (330 Nm @ 3250 RPM). This means 2011 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6. 2009 Audi A6 has automatic transmission and 2011 Alfa Romeo 159 has manual transmission. 2011 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2011 Alfa Romeo 159 | 2009 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 159 | A6 |
| Year Released | 2011 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 3123 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 208 HP | 252 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 400 Nm | 330 Nm |
| Torque RPM | 1500 RPM | 3250 RPM |
| Engine Bore Size | 82 mm | 84.5 mm |
| Engine Stroke Size | 90.4 mm | 92.8 mm |
| Engine Compression Ratio | 17.0:1 | 13.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 231 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 7.4 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1720 kg | 1680 kg |
| Vehicle Length | 4670 mm | 4920 mm |
| Vehicle Width | 1840 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2850 mm |
| Fuel Consumption Overall | 6.8 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
