1987 Alfa Romeo 90 vs. 1989 Porsche 911
To start off, 1989 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 1987 Alfa Romeo 90. In addition, the cost of maintenance, including insurance, on 1987 Alfa Romeo 90 would be higher. At 3,164 cc (6 cylinders), 1989 Porsche 911 is equipped with a bigger engine. In terms of performance, 1989 Porsche 911 (228 HP @ 5900 RPM) has 98 more horse power than 1987 Alfa Romeo 90. (130 HP @ 4200 RPM) In normal driving conditions, 1989 Porsche 911 should accelerate faster than 1987 Alfa Romeo 90. With that said, vehicle weight also plays an important factor in acceleration. 1989 Porsche 911 weights approximately 150 kg more than 1987 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, 1989 Porsche 911 (286 Nm) has 110 more torque (in Nm) than 1987 Alfa Romeo 90. (176 Nm). This means 1989 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1987 Alfa Romeo 90.
Compare all specifications:
| 1987 Alfa Romeo 90 | 1989 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 90 | 911 |
| Year Released | 1987 | 1989 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1997 cc | 3164 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 130 HP | 228 HP |
| Engine RPM | 4200 RPM | 5900 RPM |
| Torque | 176 Nm | 286 Nm |
| Engine Bore Size | 80.1 mm | 95 mm |
| Engine Stroke Size | 66.2 mm | 74.4 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1080 kg | 1230 kg |
| Vehicle Length | 4400 mm | 4300 mm |
| Vehicle Width | 1650 mm | 1660 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2520 mm | 2270 mm |
