1964 Innocenti J4 vs. 2010 Jaguar XJ
To start off, 2010 Jaguar XJ is newer by 46 year(s). Which means there will be less support and parts availability for 1964 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1964 Innocenti J4 would be higher. At 4,200 cc (8 cylinders), 2010 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2010 Jaguar XJ (297 HP @ 6000 RPM) has 240 more horse power than 1964 Innocenti J4. (57 HP @ 5500 RPM) In normal driving conditions, 2010 Jaguar XJ should accelerate faster than 1964 Innocenti J4.
Because 2010 Jaguar XJ 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 2010 Jaguar XJ. However, in wet, icy, snow, or gravel driving conditions, 1964 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, 2010 Jaguar XJ (310 Nm @ 4100 RPM) has 228 more torque (in Nm) than 1964 Innocenti J4. (82 Nm @ 2000 RPM). This means 2010 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1964 Innocenti J4. 2010 Jaguar XJ has automatic transmission and 1964 Innocenti J4 has manual transmission. 1964 Innocenti J4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1964 Innocenti J4 | 2010 Jaguar XJ | |
| Make | Innocenti | Jaguar |
| Model | J4 | XJ |
| Year Released | 1964 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 4200 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 57 HP | 297 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 82 Nm | 310 Nm |
| Torque RPM | 2000 RPM | 4100 RPM |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 3720 mm | 4970 mm |
| Vehicle Width | 1540 mm | 1950 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2380 mm | 3040 mm |
