1978 Alfa Romeo GTV vs. 1987 Porsche 911
To start off, 1987 Porsche 911 is newer by 9 year(s). Which means there will be less support and parts availability for 1978 Alfa Romeo GTV. In addition, the cost of maintenance, including insurance, on 1978 Alfa Romeo GTV would be higher. At 3,164 cc (6 cylinders), 1987 Porsche 911 is equipped with a bigger engine. In terms of performance, 1987 Porsche 911 (231 HP @ 5900 RPM) has 102 more horse power than 1978 Alfa Romeo GTV. (129 HP @ 5400 RPM) In normal driving conditions, 1987 Porsche 911 should accelerate faster than 1978 Alfa Romeo GTV. With that said, vehicle weight also plays an important factor in acceleration. 1978 Alfa Romeo GTV weights approximately 7 kg more than 1987 Porsche 911.
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, 1987 Porsche 911 (283 Nm @ 4800 RPM) has 102 more torque (in Nm) than 1978 Alfa Romeo GTV. (181 Nm @ 4000 RPM). This means 1987 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1978 Alfa Romeo GTV.
Compare all specifications:
| 1978 Alfa Romeo GTV | 1987 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | GTV | 911 |
| Year Released | 1978 | 1987 |
| Engine Position | Front | Rear |
| Engine Size | 1962 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 129 HP | 231 HP |
| Engine RPM | 5400 RPM | 5900 RPM |
| Torque | 181 Nm | 283 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Bore Size | 84.1 mm | 95 mm |
| Engine Stroke Size | 88.5 mm | 74.4 mm |
| Engine Compression Ratio | 9.0:1 | 10.3:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1179 kg | 1172 kg |
| Vehicle Length | 4270 mm | 4300 mm |
| Vehicle Width | 1670 mm | 1660 mm |
| Vehicle Height | 1340 mm | 1330 mm |
| Wheelbase Size | 2410 mm | 2270 mm |
| Fuel Tank Capacity | 53 L | 85 L |
