1970 Innocenti J4 vs. 2008 Mazda CX-7
To start off, 2008 Mazda CX-7 is newer by 38 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 2,260 cc (4 cylinders), 2008 Mazda CX-7 is equipped with a bigger engine. In terms of performance, 2008 Mazda CX-7 (244 HP @ 5000 RPM) has 188 more horse power than 1970 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2008 Mazda CX-7 should accelerate faster than 1970 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mazda CX-7 weights approximately 300 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 2008 Mazda CX-7 is four wheel drive (4WD), it will have significant more traction and grip than 1970 Innocenti J4. In wet, icy, snow, or gravel driving conditions, 2008 Mazda CX-7 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, 2008 Mazda CX-7 (350 Nm @ 2500 RPM) has 267 more torque (in Nm) than 1970 Innocenti J4. (83 Nm @ 2500 RPM). This means 2008 Mazda CX-7 will have an easier job in driving up hills or pulling heavy equipment than 1970 Innocenti J4. 2008 Mazda CX-7 has automatic transmission and 1970 Innocenti J4 has manual transmission. 1970 Innocenti J4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mazda CX-7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1970 Innocenti J4 | 2008 Mazda CX-7 | |
| Make | Innocenti | Mazda |
| Model | J4 | CX-7 |
| Year Released | 1970 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1097 cc | 2260 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 244 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 83 Nm | 350 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 880 kg | 1180 kg |
| Vehicle Length | 3720 mm | 4680 mm |
| Vehicle Width | 1540 mm | 1880 mm |
| Vehicle Height | 1380 mm | 1650 mm |
| Wheelbase Size | 2380 mm | 2760 mm |
