1986 Porsche 928 vs. 1990 Porsche 911
To start off, 1990 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 1986 Porsche 928. In addition, the cost of maintenance, including insurance, on 1986 Porsche 928 would be higher. At 4,664 cc (8 cylinders), 1986 Porsche 928 is equipped with a bigger engine. In terms of performance, 1990 Porsche 911 (316 HP @ 5750 RPM) has 10 more horse power than 1986 Porsche 928. (306 HP @ 5900 RPM) In normal driving conditions, 1990 Porsche 911 should accelerate faster than 1986 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 1986 Porsche 928 weights approximately 69 kg more than 1990 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, 1990 Porsche 911 (450 Nm @ 4500 RPM) has 42 more torque (in Nm) than 1986 Porsche 928. (408 Nm @ 4100 RPM). This means 1990 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1986 Porsche 928.
Compare all specifications:
| 1986 Porsche 928 | 1990 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | 928 | 911 |
| Year Released | 1986 | 1990 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4664 cc | 3299 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 306 HP | 316 HP |
| Engine RPM | 5900 RPM | 5750 RPM |
| Torque | 408 Nm | 450 Nm |
| Torque RPM | 4100 RPM | 4500 RPM |
| Engine Bore Size | 97 mm | 97 mm |
| Engine Stroke Size | 78.9 mm | 74.4 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1536 kg | 1467 kg |
| Vehicle Length | 4450 mm | 4260 mm |
| Vehicle Width | 1840 mm | 1760 mm |
| Vehicle Height | 1290 mm | 1310 mm |
| Wheelbase Size | 2510 mm | 2270 mm |
| Fuel Tank Capacity | 76 L | 76 L |
