2005 Audi A4 vs. 2001 Alfa Romeo 166
To start off, 2005 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 166 would be higher. At 2,976 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 166 (226 HP @ 6200 RPM) has 9 more horse power than 2005 Audi A4. (217 HP @ 4000 RPM) In normal driving conditions, 2001 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 148 kg more than 2001 Alfa Romeo 166.
Let's talk about torque, 2005 Audi A4 (300 Nm) has 24 more torque (in Nm) than 2001 Alfa Romeo 166. (276 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 166.
Compare all specifications:
| 2005 Audi A4 | 2001 Alfa Romeo 166 | |
| Make | Audi | Alfa Romeo |
| Model | A4 | 166 |
| Year Released | 2005 | 2001 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 2959 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 226 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 300 Nm | 276 Nm |
| Engine Bore Size | 83 mm | 93 mm |
| Engine Stroke Size | 93 mm | 72.6 mm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1698 kg | 1550 kg |
| Vehicle Length | 4580 mm | 4730 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2600 mm |
| Fuel Tank Capacity | 70 L | 72 L |
