1991 Alfa Romeo 164 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 164. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 164 would be higher. At 2,698 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo 164 (207 HP @ 6000 RPM) has 28 more horse power than 2007 Audi A6. (179 HP @ 3300 RPM). In normal driving conditions, 1991 Alfa Romeo 164 should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 255 kg more than 1991 Alfa Romeo 164.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Alfa Romeo 164. 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 91 more torque (in Nm) than 1991 Alfa Romeo 164. (289 Nm @ 2750 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 164.
Compare all specifications:
| 1991 Alfa Romeo 164 | 2007 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 164 | A6 |
| Year Released | 1991 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 2698 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 207 HP | 179 HP |
| Engine RPM | 6000 RPM | 3300 RPM |
| Torque | 289 Nm | 380 Nm |
| Torque RPM | 2750 RPM | 1400 RPM |
| Engine Bore Size | 80 mm | 83 mm |
| Engine Stroke Size | 66.2 mm | 83.1 mm |
| Engine Compression Ratio | 8.0:1 | 17.0:1 |
| Top Speed | 243 km/hour | 223 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 9.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1440 kg | 1695 kg |
| Vehicle Length | 4560 mm | 4590 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2670 mm | 2850 mm |
| Fuel Tank Capacity | 70 L | 80 L |
