2002 Audi A8 vs. 2004 Alfa Romeo 156
To start off, 2004 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Audi A8. In addition, the cost of maintenance, including insurance, on 2002 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2002 Audi A8 is equipped with a bigger engine. In terms of performance, 2002 Audi A8 (271 HP @ 3750 RPM) has 33 more horse power than 2004 Alfa Romeo 156. (238 HP @ 6200 RPM). In normal driving conditions, 2002 Audi A8 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A8 weights approximately 455 kg more than 2004 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 Audi A8 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, 2002 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, 2004 Alfa Romeo 156 (289 Nm @ 4800 RPM) has 64 more torque (in Nm) than 2002 Audi A8. (225 Nm @ 1800 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A8.
Compare all specifications:
| 2002 Audi A8 | 2004 Alfa Romeo 156 | |
| Make | Audi | Alfa Romeo |
| Model | A8 | 156 |
| Year Released | 2002 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 3177 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 238 HP |
| Engine RPM | 3750 RPM | 6200 RPM |
| Torque | 225 Nm | 289 Nm |
| Torque RPM | 1800 RPM | 4800 RPM |
| Engine Bore Size | 81 mm | 93 mm |
| Engine Stroke Size | 95.5 mm | 78 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7 seconds | 6.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1485 kg |
| Vehicle Length | 5060 mm | 4440 mm |
| Vehicle Width | 1900 mm | 1770 mm |
| Vehicle Height | 1450 mm | 1410 mm |
| Wheelbase Size | 2950 mm | 2600 mm |
| Fuel Consumption Overall | 9.7 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
