2007 Audi A4 vs. 2004 Alfa Romeo 166
To start off, 2007 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 166 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (255 HP @ 6500 RPM) has 83 more horse power than 2004 Alfa Romeo 166. (172 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2004 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 265 kg more than 2004 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 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, 2004 Alfa Romeo 166 (385 Nm @ 2000 RPM) has 54 more torque (in Nm) than 2007 Audi A4. (331 Nm @ 3250 RPM). This means 2004 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2007 Audi A4 has automatic transmission and 2004 Alfa Romeo 166 has manual transmission. 2004 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2004 Alfa Romeo 166 | |
| Make | Audi | Alfa Romeo |
| Model | A4 | 166 |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2387 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 172 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 331 Nm | 385 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 82.1 mm |
| Engine Stroke Size | 96 mm | 90.4 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1615 kg |
| Vehicle Length | 4590 mm | 4730 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Consumption Overall | 10.7 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 63 L | 72 L |
