2004 Alfa Romeo 156 vs. 2005 Audi A6
To start off, 2005 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 3,179 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (247 HP @ 6200 RPM) has 99 more horse power than 2005 Audi A6. (148 HP @ 5700 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 59 kg more than 2004 Alfa Romeo 156.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2005 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, 2004 Alfa Romeo 156 (300 Nm @ 4800 RPM) has 90 more torque (in Nm) than 2005 Audi A6. (210 Nm @ 1750 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2005 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2004 | 2005 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 1779 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 247 HP | 148 HP |
| Engine RPM | 6200 RPM | 5700 RPM |
| Torque | 300 Nm | 210 Nm |
| Torque RPM | 4800 RPM | 1750 RPM |
| Engine Bore Size | 93 mm | 81 mm |
| Engine Stroke Size | 78 mm | 86.4 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 212 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1536 kg | 1595 kg |
| Vehicle Length | 4450 mm | 4800 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 2770 mm |
| Fuel Consumption Overall | 12.3 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
