1971 Innocenti J4 vs. 2012 BMW X5
To start off, 2012 BMW X5 is newer by 41 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 3,000 cc (6 cylinders), 2012 BMW X5 is equipped with a bigger engine. In terms of performance, 2012 BMW X5 (300 HP @ 5800 RPM) has 244 more horse power than 1971 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2012 BMW X5 should accelerate faster than 1971 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X5 weights approximately 1370 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 2012 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 1971 Innocenti J4. In wet, icy, snow, or gravel driving conditions, 2012 BMW X5 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, 2012 BMW X5 (406 Nm @ 1300 RPM) has 322 more torque (in Nm) than 1971 Innocenti J4. (84 Nm @ 2500 RPM). This means 2012 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1971 Innocenti J4. 2012 BMW X5 has automatic transmission and 1971 Innocenti J4 has manual transmission. 1971 Innocenti J4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Innocenti J4 | 2012 BMW X5 | |
| Make | Innocenti | BMW |
| Model | J4 | X5 |
| Year Released | 1971 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 300 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 84 Nm | 406 Nm |
| Torque RPM | 2500 RPM | 1300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 880 kg | 2250 kg |
| Vehicle Length | 3720 mm | 4854 mm |
| Vehicle Width | 1540 mm | 1933 mm |
| Vehicle Height | 1380 mm | 1775 mm |
| Wheelbase Size | 2380 mm | 2933 mm |
