2007 Alfa Romeo 156 vs. 1991 Audi 100
To start off, 2007 Alfa Romeo 156 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,387 cc (5 cylinders), 2007 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (226 HP @ 5900 RPM) has 52 more horse power than 2007 Alfa Romeo 156. (174 HP @ 4000 RPM) In normal driving conditions, 1991 Audi 100 should accelerate faster than 2007 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 229 kg more than 2007 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 1991 Audi 100 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 156 (385 Nm @ 2000 RPM) has 35 more torque (in Nm) than 1991 Audi 100. (350 Nm @ 1950 RPM). This means 2007 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 2007 Alfa Romeo 156 | 1991 Audi 100 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | 100 |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2226 cc |
| Engine Cylinders | 5 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 174 HP | 226 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 385 Nm | 350 Nm |
| Torque RPM | 2000 RPM | 1950 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 90.4 mm | 86.4 mm |
| Engine Compression Ratio | 18.5:1 | 9.3:1 |
| Top Speed | 225 km/hour | 244 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 6.8 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1614 kg |
| Vehicle Length | 4440 mm | 4800 mm |
| Vehicle Width | 1750 mm | 1810 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2700 mm |
| Fuel Consumption Overall | 6.6 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
