1985 Alfa Romeo 90 vs. 2006 Audi A4
To start off, 2006 Audi A4 is newer by 21 year(s). Which means there will be less support and parts availability for 1985 Alfa Romeo 90. In addition, the cost of maintenance, including insurance, on 1985 Alfa Romeo 90 would be higher. At 2,492 cc (6 cylinders), 1985 Alfa Romeo 90 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (170 HP @ 5900 RPM) has 16 more horse power than 1985 Alfa Romeo 90. (154 HP @ 5600 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 1985 Alfa Romeo 90. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 480 kg more than 1985 Alfa Romeo 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, 2006 Audi A4 (226 Nm @ 1950 RPM) has 12 more torque (in Nm) than 1985 Alfa Romeo 90. (214 Nm @ 4000 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1985 Alfa Romeo 90.
Compare all specifications:
| 1985 Alfa Romeo 90 | 2006 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 90 | A4 |
| Year Released | 1985 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1786 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 154 HP | 170 HP |
| Engine RPM | 5600 RPM | 5900 RPM |
| Torque | 214 Nm | 226 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Engine Bore Size | 88 mm | 81 mm |
| Engine Stroke Size | 68.3 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1170 kg | 1650 kg |
| Vehicle Length | 4400 mm | 4580 mm |
| Vehicle Width | 1650 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2660 mm |
