1968 Porsche 911 vs. 1986 Porsche 928
To start off, 1986 Porsche 928 is newer by 18 year(s). Which means there will be less support and parts availability for 1968 Porsche 911. In addition, the cost of maintenance, including insurance, on 1968 Porsche 911 would be higher. At 4,957 cc (8 cylinders), 1986 Porsche 928 is equipped with a bigger engine. In terms of performance, 1986 Porsche 928 (317 HP @ 6000 RPM) has 207 more horse power than 1968 Porsche 911. (110 HP @ 5800 RPM) In normal driving conditions, 1986 Porsche 928 should accelerate faster than 1968 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1986 Porsche 928 weights approximately 570 kg more than 1968 Porsche 911. 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, 1986 Porsche 928 (439 Nm @ 3000 RPM) has 281 more torque (in Nm) than 1968 Porsche 911. (158 Nm @ 4200 RPM). This means 1986 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1968 Porsche 911.
Compare all specifications:
| 1968 Porsche 911 | 1986 Porsche 928 | |
| Make | Porsche | Porsche |
| Model | 911 | 928 |
| Year Released | 1968 | 1986 |
| Body Type | Coupe | Coupe |
| Engine Position | Rear | Front |
| Engine Size | 1991 cc | 4957 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 110 HP | 317 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 158 Nm | 439 Nm |
| Torque RPM | 4200 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 100 mm |
| Engine Stroke Size | 66 mm | 78.9 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1020 kg | 1590 kg |
| Vehicle Length | 4170 mm | 4450 mm |
| Vehicle Width | 1620 mm | 1840 mm |
| Vehicle Height | 1330 mm | 1290 mm |
| Wheelbase Size | 2270 mm | 2510 mm |
| Fuel Tank Capacity | 61 L | 66 L |
