2004 Audi A8 vs. 1998 Alfa Romeo 155
To start off, 2004 Audi A8 is newer by 6 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 155 would be higher. At 2,966 cc (6 cylinders), 2004 Audi A8 is equipped with a bigger engine. In terms of performance, 2004 Audi A8 (230 HP @ 4000 RPM) has 112 more horse power than 1998 Alfa Romeo 155. (118 HP @ 6300 RPM). In normal driving conditions, 2004 Audi A8 should accelerate faster than 1998 Alfa Romeo 155. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A8 weights approximately 560 kg more than 1998 Alfa Romeo 155. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Alfa Romeo 155. In wet, icy, snow, or gravel driving conditions, 2004 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 Audi A8 (450 Nm @ 1400 RPM) has 306 more torque (in Nm) than 1998 Alfa Romeo 155. (144 Nm @ 4500 RPM). This means 2004 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1998 Alfa Romeo 155. 2004 Audi A8 has automatic transmission and 1998 Alfa Romeo 155 has manual transmission. 1998 Alfa Romeo 155 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A8 | 1998 Alfa Romeo 155 | |
| Make | Audi | Alfa Romeo |
| Model | A8 | 155 |
| Year Released | 2004 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 118 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 450 Nm | 144 Nm |
| Torque RPM | 1400 RPM | 4500 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 91.4 mm | 75.7 mm |
| Engine Compression Ratio | 17.0:1 | 10.3:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1830 kg | 1270 kg |
| Vehicle Length | 5060 mm | 4450 mm |
| Vehicle Width | 1900 mm | 1710 mm |
| Vehicle Height | 1450 mm | 1450 mm |
