2003 Alfa Romeo 156 vs. 2006 Audi A8
To start off, 2006 Audi A8 is newer by 3 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 3,123 cc (6 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (256 HP) has 67 more horse power than 2003 Alfa Romeo 156. (189 HP) In normal driving conditions, 2006 Audi A8 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 159 kg more than 2006 Audi A8.
Because 2006 Audi A8 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, 2006 Audi A8 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, 2006 Audi A8 (330 Nm @ 3250 RPM) has 112 more torque (in Nm) than 2003 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2006 Audi A8 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 | 2006 Audi A8 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A8 |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 3123 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 189 HP | 256 HP |
| Torque | 218 Nm | 330 Nm |
| Torque RPM | 5000 RPM | 3250 RPM |
| Engine Bore Size | 88 mm | 84.5 mm |
| Engine Stroke Size | 68.3 mm | 92.8 mm |
| Engine Compression Ratio | 10.3:1 | 13.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 230 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 7.7 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1434 kg | 1275 kg |
| Vehicle Length | 4440 mm | 5060 mm |
| Vehicle Width | 1750 mm | 1900 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2950 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 63 L | 90 L |
