2003 Alfa Romeo 156 vs. 2004 Audi A6
To start off, 2004 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 2,496 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (180 HP @ 6000 RPM) has 61 more horse power than 2003 Alfa Romeo 156. (119 HP @ 6200 RPM) In normal driving conditions, 2004 Audi A6 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 322 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (235 Nm @ 3000 RPM) has 89 more torque (in Nm) than 2003 Alfa Romeo 156. (146 Nm @ 4200 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2004 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2003 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 119 HP | 180 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 146 Nm | 235 Nm |
| Torque RPM | 4200 RPM | 3000 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 75.6 mm | 77.4 mm |
| Engine Compression Ratio | 10.3:1 | 10.3:1 |
| Top Speed | 200 km/hour | 221 km/hour |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1340 kg | 1662 kg |
| Vehicle Length | 4440 mm | 4940 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2660 mm |
| Fuel Consumption Overall | 8.2 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
