2003 Alfa Romeo 156 vs. 2005 Audi A6
To start off, 2005 Audi A6 is newer by 2 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 3,179 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, both vehicles can yield 247 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 125 kg more than 2003 Alfa Romeo 156.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 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, 2005 Audi A6 (350 Nm @ 1800 RPM) has 44 more torque (in Nm) than 2003 Alfa Romeo 156. (306 Nm @ 4800 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2005 Audi A6 has automatic transmission and 2003 Alfa Romeo 156 has manual transmission. 2003 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2005 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2003 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2671 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 247 HP | 247 HP |
| Engine RPM | 6200 RPM | 1800 RPM |
| Torque | 306 Nm | 350 Nm |
| Torque RPM | 4800 RPM | 1800 RPM |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Top Speed | 245 km/hour | 243 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1535 kg | 1660 kg |
| Vehicle Length | 4450 mm | 4800 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2550 mm | 2580 mm |
| Fuel Consumption Overall | 12.3 L/100km | 12.2 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
