1998 Alfa Romeo 166 vs. 2007 Audi A4
To start off, 2007 Audi A4 is newer by 9 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 2,959 cc (6 cylinders), 1998 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 1998 Alfa Romeo 166 (226 HP @ 6200 RPM) has 25 more horse power than 2007 Audi A4. (201 HP @ 5100 RPM). In normal driving conditions, 1998 Alfa Romeo 166 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 370 kg more than 1998 Alfa Romeo 166.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A4 (281 Nm @ 1800 RPM) has 6 more torque (in Nm) than 1998 Alfa Romeo 166. (275 Nm @ 5000 RPM). This means 2007 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 | 2007 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | A4 |
| Year Released | 1998 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 226 HP | 201 HP |
| Engine RPM | 6200 RPM | 5100 RPM |
| Torque | 275 Nm | 281 Nm |
| Torque RPM | 5000 RPM | 1800 RPM |
| Engine Bore Size | 93 mm | 82.5 mm |
| Engine Stroke Size | 72.6 mm | 92.8 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1880 kg |
| Vehicle Length | 4730 mm | 4590 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2660 mm |
| Fuel Tank Capacity | 72 L | 63 L |
