2007 Alfa Romeo 159 vs. 2004 Audi A6
To start off, 2007 Alfa Romeo 159 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 2,387 cc (5 cylinders), 2007 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 159 (198 HP @ 4000 RPM) has 50 more horse power than 2004 Audi A6. (148 HP @ 6000 RPM). In normal driving conditions, 2007 Alfa Romeo 159 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 159 weights approximately 215 kg more than 2004 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Alfa Romeo 159. In wet, icy, snow, or gravel driving conditions, 2004 Audi A6 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 Alfa Romeo 159 (400 Nm @ 2000 RPM) has 165 more torque (in Nm) than 2004 Audi A6. (235 Nm @ 1750 RPM). This means 2007 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2007 Alfa Romeo 159 | 2004 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 159 | A6 |
| Year Released | 2007 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1799 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 198 HP | 148 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 400 Nm | 235 Nm |
| Torque RPM | 2000 RPM | 1750 RPM |
| Engine Bore Size | 82 mm | 81.1 mm |
| Engine Stroke Size | 90.4 mm | 86.4 mm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1755 kg | 1540 kg |
| Vehicle Length | 4670 mm | 4800 mm |
| Vehicle Width | 1840 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 2770 mm |
| Fuel Tank Capacity | 70 L | 70 L |
