1998 Alfa Romeo 156 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 156 would be higher. At 2,698 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (179 HP @ 3300 RPM) has 75 more horse power than 1998 Alfa Romeo 156. (104 HP @ 4000 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 1998 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 425 kg more than 1998 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2007 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 Audi A6 (380 Nm @ 1400 RPM) has 125 more torque (in Nm) than 1998 Alfa Romeo 156. (255 Nm @ 2000 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1998 Alfa Romeo 156.
Compare all specifications:
| 1998 Alfa Romeo 156 | 2007 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 1998 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 2698 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 179 HP |
| Engine RPM | 4000 RPM | 3300 RPM |
| Torque | 255 Nm | 380 Nm |
| Torque RPM | 2000 RPM | 1400 RPM |
| Engine Bore Size | 82.6 mm | 83 mm |
| Engine Stroke Size | 90 mm | 83.1 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1270 kg | 1695 kg |
| Vehicle Length | 4440 mm | 4590 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2850 mm |
| Fuel Tank Capacity | 63 L | 80 L |
