2005 Alfa Romeo 156 vs. 2003 Audi A6
To start off, 2005 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Audi A6. In addition, the cost of maintenance, including insurance, on 2003 Audi A6 would be higher. At 2,669 cc (6 cylinders), 2003 Audi A6 is equipped with a bigger engine. In terms of performance, 2003 Audi A6 (250 HP @ 6000 RPM) has 112 more horse power than 2005 Alfa Romeo 156. (138 HP @ 6500 RPM) In normal driving conditions, 2003 Audi A6 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A6 weights approximately 380 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 2003 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, 2003 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, 2003 Audi A6 (339 Nm @ 1800 RPM) has 176 more torque (in Nm) than 2005 Alfa Romeo 156. (163 Nm @ 3900 RPM). This means 2003 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 | 2003 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2005 | 2003 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2669 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 138 HP | 250 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 163 Nm | 339 Nm |
| Torque RPM | 3900 RPM | 1800 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 82.7 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 208 km/hour | 246 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 7 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1340 kg | 1720 kg |
| Vehicle Length | 4450 mm | 4800 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2770 mm |
| Fuel Consumption Overall | 8.6 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
