1971 Innocenti J4 vs. 2006 Lincoln Navigator
To start off, 2006 Lincoln Navigator is newer by 35 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 5,408 cc (8 cylinders), 2006 Lincoln Navigator is equipped with a bigger engine. In terms of performance, 2006 Lincoln Navigator (300 HP @ 5000 RPM) has 244 more horse power than 1971 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2006 Lincoln Navigator should accelerate faster than 1971 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lincoln Navigator weights approximately 1556 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 2006 Lincoln Navigator 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, 2006 Lincoln Navigator 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, 2006 Lincoln Navigator (496 Nm @ 3750 RPM) has 412 more torque (in Nm) than 1971 Innocenti J4. (84 Nm @ 2500 RPM). This means 2006 Lincoln Navigator will have an easier job in driving up hills or pulling heavy equipment than 1971 Innocenti J4.
Compare all specifications:
| 1971 Innocenti J4 | 2006 Lincoln Navigator | |
| Make | Innocenti | Lincoln |
| Model | J4 | Navigator |
| Year Released | 1971 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 5408 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 56 HP | 300 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 84 Nm | 496 Nm |
| Torque RPM | 2500 RPM | 3750 RPM |
| Engine Bore Size | 64.6 mm | 90 mm |
| Engine Stroke Size | 83.7 mm | 106 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 2 seats | 7 seats |
| Vehicle Weight | 880 kg | 2436 kg |
| Vehicle Length | 3720 mm | 5280 mm |
| Vehicle Width | 1540 mm | 2040 mm |
| Vehicle Height | 1380 mm | 1980 mm |
| Wheelbase Size | 2380 mm | 3020 mm |
