1971 Innocenti J4 vs. 2005 Porsche 996
To start off, 2005 Porsche 996 is newer by 34 year(s). Which means there will be less support and parts availability for 1971 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1971 Innocenti J4 would be higher. At 3,589 cc (6 cylinders), 2005 Porsche 996 is equipped with a bigger engine. In terms of performance, 2005 Porsche 996 (414 HP @ 6000 RPM) has 358 more horse power than 1971 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2005 Porsche 996 should accelerate faster than 1971 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 996 weights approximately 614 kg more than 1971 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 996 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Innocenti J4. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 996 will offer significantly more control. 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, 2005 Porsche 996 (560 Nm @ 2700 RPM) has 476 more torque (in Nm) than 1971 Innocenti J4. (84 Nm @ 2500 RPM). This means 2005 Porsche 996 will have an easier job in driving up hills or pulling heavy equipment than 1971 Innocenti J4.
Compare all specifications:
| 1971 Innocenti J4 | 2005 Porsche 996 | |
| Make | Innocenti | Porsche |
| Model | J4 | 996 |
| Year Released | 1971 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 1098 cc | 3589 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 414 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 84 Nm | 560 Nm |
| Torque RPM | 2500 RPM | 2700 RPM |
| Engine Bore Size | 64.6 mm | 100 mm |
| Engine Stroke Size | 83.7 mm | 76 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 880 kg | 1494 kg |
| Vehicle Length | 3720 mm | 4440 mm |
| Vehicle Width | 1540 mm | 1840 mm |
| Vehicle Height | 1380 mm | 1300 mm |
| Wheelbase Size | 2380 mm | 2360 mm |
