1998 Alfa Romeo 166 vs. 2004 Audi A4
To start off, 2004 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 166 would be higher. At 2,981 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 1998 Alfa Romeo 166 (226 HP @ 6200 RPM) has 9 more horse power than 2004 Audi A4. (217 HP @ 4000 RPM). In normal driving conditions, 1998 Alfa Romeo 166 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 220 kg more than 1998 Alfa Romeo 166.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 A4 (300 Nm) has 25 more torque (in Nm) than 1998 Alfa Romeo 166. (275 Nm). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1998 Alfa Romeo 166.
Compare all specifications:
| 1998 Alfa Romeo 166 | 2004 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | A4 |
| Year Released | 1998 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2981 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 226 HP | 217 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 275 Nm | 300 Nm |
| Engine Bore Size | 93 mm | 83 mm |
| Engine Stroke Size | 72.6 mm | 93 mm |
| Engine Compression Ratio | 10.0:1 | 10.1:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1510 kg | 1730 kg |
| Vehicle Length | 4730 mm | 4580 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2710 mm | 2660 mm |
| Fuel Tank Capacity | 72 L | 70 L |
