2004 Alfa Romeo 156 vs. 2008 Audi A6
To start off, 2008 Audi A6 is newer by 4 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 2,698 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (178 HP @ 3300 RPM) has 65 more horse power than 2004 Alfa Romeo 156. (113 HP @ 4000 RPM) In normal driving conditions, 2008 Audi A6 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 245 kg more than 2008 Audi A6.
Because 2008 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, 2008 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, 2008 Audi A6 (381 Nm @ 1400 RPM) has 106 more torque (in Nm) than 2004 Alfa Romeo 156. (275 Nm @ 2000 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2008 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2004 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 2698 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 113 HP | 178 HP |
| Engine RPM | 4000 RPM | 3300 RPM |
| Torque | 275 Nm | 381 Nm |
| Torque RPM | 2000 RPM | 1400 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 90.4 mm | 83.1 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 191 km/hour | 228 km/hour |
| Acceleration 0-100mph | 10.3 seconds | 8.9 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1405 kg | 1160 kg |
| Vehicle Length | 4440 mm | 4920 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2850 mm |
| Fuel Consumption Overall | 5.8 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
