2005 Alfa Romeo 156 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 2,698 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (179 HP @ 3300 RPM) has 61 more horse power than 2005 Alfa Romeo 156. (118 HP @ 6200 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 279 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A6 (380 Nm @ 1400 RPM) has 234 more torque (in Nm) than 2005 Alfa Romeo 156. (146 Nm @ 4500 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2007 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2698 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 179 HP |
| Engine RPM | 6200 RPM | 3300 RPM |
| Torque | 146 Nm | 380 Nm |
| Torque RPM | 4500 RPM | 1400 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 75.7 mm | 83.1 mm |
| Engine Compression Ratio | 10.3:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1416 kg | 1695 kg |
| Vehicle Length | 4450 mm | 4590 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2850 mm |
| Fuel Consumption Overall | 7.5 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
