2005 Audi A4 vs. 1999 Alfa Romeo 166
To start off, 2005 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 166 would be higher. At 2,959 cc (6 cylinders), 1999 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 1999 Alfa Romeo 166 (226 HP @ 6200 RPM) has 49 more horse power than 2005 Audi A4. (177 HP @ 1500 RPM) In normal driving conditions, 1999 Alfa Romeo 166 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 40 kg more than 1999 Alfa Romeo 166.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 2005 Audi A4 (371 Nm @ 1500 RPM) has 95 more torque (in Nm) than 1999 Alfa Romeo 166. (276 Nm @ 5000 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 166.
Compare all specifications:
| 2005 Audi A4 | 1999 Alfa Romeo 166 | |
| Make | Audi | Alfa Romeo |
| Model | A4 | 166 |
| Year Released | 2005 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2959 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 177 HP | 226 HP |
| Engine RPM | 1500 RPM | 6200 RPM |
| Torque | 371 Nm | 276 Nm |
| Torque RPM | 1500 RPM | 5000 RPM |
| Engine Bore Size | 78.3 mm | 93 mm |
| Engine Stroke Size | 86.4 mm | 72.6 mm |
| Top Speed | 225 km/hour | 237 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 8.5 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 | 1590 kg | 1550 kg |
| Vehicle Length | 4550 mm | 4730 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2600 mm |
| Fuel Tank Capacity | 66 L | 72 L |
