2006 Alfa Romeo 166 vs. 2004 Audi A4
To start off, 2006 Alfa Romeo 166 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 2,958 cc (6 cylinders), 2006 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 166 (217 HP @ 6300 RPM) has 104 more horse power than 2004 Audi A4. (113 HP @ 4000 RPM). In normal driving conditions, 2006 Alfa Romeo 166 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 166 weights approximately 180 kg more than 2004 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (285 Nm @ 1900 RPM) has 20 more torque (in Nm) than 2006 Alfa Romeo 166. (265 Nm @ 5000 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166. 2006 Alfa Romeo 166 has automatic transmission and 2004 Audi A4 has manual transmission. 2004 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2004 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | A4 |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 1896 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 217 HP | 113 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 265 Nm | 285 Nm |
| Torque RPM | 5000 RPM | 1900 RPM |
| Engine Bore Size | 93 mm | 79.6 mm |
| Engine Stroke Size | 72.6 mm | 95.5 mm |
| Engine Compression Ratio | 10.0:1 | 19.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 8.6 seconds | 11.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1405 kg |
| Vehicle Length | 4730 mm | 4550 mm |
| Vehicle Width | 1810 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2470 mm |
| Fuel Consumption Overall | 13 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 69 L | 70 L |
