1985 Alfa Romeo 90 vs. 2006 Porsche 911
To start off, 2006 Porsche 911 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 3,824 cc (6 cylinders), 2006 Porsche 911 is equipped with a bigger engine. In terms of performance, 2006 Porsche 911 (350 HP @ 6600 RPM) has 241 more horse power than 1985 Alfa Romeo 90. (109 HP @ 4200 RPM) In normal driving conditions, 2006 Porsche 911 should accelerate faster than 1985 Alfa Romeo 90. With that said, vehicle weight also plays an important factor in acceleration. 2006 Porsche 911 weights approximately 245 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2006 Porsche 911 (400 Nm @ 4600 RPM) has 154 more torque (in Nm) than 1985 Alfa Romeo 90. (246 Nm @ 2300 RPM). This means 2006 Porsche 911 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 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 90 | 911 |
| Year Released | 1985 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2492 cc | 3824 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 109 HP | 350 HP |
| Engine RPM | 4200 RPM | 6600 RPM |
| Torque | 246 Nm | 400 Nm |
| Torque RPM | 2300 RPM | 4600 RPM |
| Engine Bore Size | 92 mm | 99 mm |
| Engine Stroke Size | 90 mm | 82.8 mm |
| Engine Compression Ratio | 22.0:1 | 11.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 178 km/hour | 293 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1495 kg |
| Vehicle Length | 4400 mm | 4430 mm |
| Vehicle Width | 1650 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2460 mm | 2360 mm |
| Fuel Consumption Overall | 5.4 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 49 L | 64 L |
