2004 Alfa Romeo 156 vs. 1986 Audi 90
To start off, 2004 Alfa Romeo 156 is newer by 18 year(s). Which means there will be less support and parts availability for 1986 Audi 90. In addition, the cost of maintenance, including insurance, on 1986 Audi 90 would be higher. At 1,994 cc (5 cylinders), 1986 Audi 90 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (138 HP @ 6500 RPM) has 24 more horse power than 1986 Audi 90. (114 HP @ 5700 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 1986 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 340 kg more than 1986 Audi 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1986 Audi 90 (169 Nm @ 3200 RPM) has 6 more torque (in Nm) than 2004 Alfa Romeo 156. (163 Nm @ 3900 RPM). This means 1986 Audi 90 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1986 Audi 90 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | 90 |
| Year Released | 2004 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 114 HP |
| Engine RPM | 6500 RPM | 5700 RPM |
| Torque | 163 Nm | 169 Nm |
| Torque RPM | 3900 RPM | 3200 RPM |
| Engine Bore Size | 82.1 mm | 81 mm |
| Engine Stroke Size | 82.7 mm | 77.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1390 kg | 1050 kg |
| Vehicle Length | 4450 mm | 4470 mm |
| Vehicle Width | 1750 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1370 mm |
| Wheelbase Size | 2600 mm | 2550 mm |
