2007 Alfa Romeo 156 vs. 2004 Audi A6
To start off, 2007 Alfa Romeo 156 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 2,696 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 156 (189 HP @ 6300 RPM) has 10 more horse power than 2004 Audi A6. (179 HP @ 3300 RPM). In normal driving conditions, 2007 Alfa Romeo 156 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 270 kg more than 2007 Alfa Romeo 156.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2004 Audi A6 (370 Nm @ 1400 RPM) has 152 more torque (in Nm) than 2007 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2004 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 2696 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 179 HP |
| Engine RPM | 6300 RPM | 3300 RPM |
| Torque | 218 Nm | 370 Nm |
| Torque RPM | 5000 RPM | 1400 RPM |
| Engine Bore Size | 88 mm | 83 mm |
| Engine Stroke Size | 68.3 mm | 83.1 mm |
| Engine Compression Ratio | 10.3:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 230 km/hour | 230 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 8.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1355 kg | 1625 kg |
| Vehicle Length | 4440 mm | 4920 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2660 mm |
| Fuel Consumption Overall | 11.8 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
