1970 Innocenti J4 vs. 2012 Ascari KZ1
To start off, 2012 Ascari KZ1 is newer by 42 year(s). Which means there will be less support and parts availability for 1970 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1970 Innocenti J4 would be higher. At 4,941 cc (8 cylinders), 2012 Ascari KZ1 is equipped with a bigger engine. In terms of performance, 2012 Ascari KZ1 (500 HP @ 7000 RPM) has 444 more horse power than 1970 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2012 Ascari KZ1 should accelerate faster than 1970 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Ascari KZ1 weights approximately 470 kg more than 1970 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Ascari KZ1 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 2012 Ascari KZ1. However, in wet, icy, snow, or gravel driving conditions, 1970 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, 2012 Ascari KZ1 (550 Nm @ 4500 RPM) has 467 more torque (in Nm) than 1970 Innocenti J4. (83 Nm @ 2500 RPM). This means 2012 Ascari KZ1 will have an easier job in driving up hills or pulling heavy equipment than 1970 Innocenti J4.
Compare all specifications:
| 1970 Innocenti J4 | 2012 Ascari KZ1 | |
| Make | Innocenti | Ascari |
| Model | J4 | KZ1 |
| Year Released | 1970 | 2012 |
| Engine Position | Front | Middle |
| Engine Size | 1097 cc | 4941 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 500 HP |
| Engine RPM | 5500 RPM | 7000 RPM |
| Torque | 83 Nm | 550 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Engine Bore Size | 64.6 mm | 94 mm |
| Engine Stroke Size | 83.7 mm | 89 mm |
| Engine Compression Ratio | 21.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 880 kg | 1350 kg |
| Vehicle Length | 3720 mm | 4300 mm |
| Vehicle Width | 1540 mm | 1852 mm |
| Vehicle Height | 1380 mm | 1138 mm |
| Wheelbase Size | 2380 mm | 2636 mm |
