1965 Innocenti J4 vs. 1990 Porsche 928
To start off, 1990 Porsche 928 is newer by 25 year(s). Which means there will be less support and parts availability for 1965 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1965 Innocenti J4 would be higher. At 4,957 cc (8 cylinders), 1990 Porsche 928 is equipped with a bigger engine. In terms of performance, 1990 Porsche 928 (330 HP @ 6200 RPM) has 274 more horse power than 1965 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 1990 Porsche 928 should accelerate faster than 1965 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 1990 Porsche 928 weights approximately 730 kg more than 1965 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Porsche 928 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1990 Porsche 928. However, in wet, icy, snow, or gravel driving conditions, 1965 Innocenti J4, being front wheel drive (FWD), will offer much better control with better grip. 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 928 (430 Nm @ 4100 RPM) has 348 more torque (in Nm) than 1965 Innocenti J4. (82 Nm @ 2000 RPM). This means 1990 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1965 Innocenti J4.
Compare all specifications:
| 1965 Innocenti J4 | 1990 Porsche 928 | |
| Make | Innocenti | Porsche |
| Model | J4 | 928 |
| Year Released | 1965 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 4957 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 56 HP | 330 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 82 Nm | 430 Nm |
| Torque RPM | 2000 RPM | 4100 RPM |
| Engine Bore Size | 64.6 mm | 100 mm |
| Engine Stroke Size | 83.7 mm | 78.9 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 850 kg | 1580 kg |
| Vehicle Length | 3720 mm | 4450 mm |
| Vehicle Width | 1540 mm | 1840 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2380 mm | 2510 mm |
