1966 Innocenti J4 vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 39 year(s). Which means there will be less support and parts availability for 1966 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1966 Innocenti J4 would be higher. At 1,909 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (148 HP @ 4000 RPM) has 92 more horse power than 1966 Innocenti J4. (56 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1966 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 350 kg more than 1966 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2005 Opel Vectra (321 Nm @ 2000 RPM) has 239 more torque (in Nm) than 1966 Innocenti J4. (82 Nm @ 2000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1966 Innocenti J4.
Compare all specifications:
| 1966 Innocenti J4 | 2005 Opel Vectra | |
| Make | Innocenti | Opel |
| Model | J4 | Vectra |
| Year Released | 1966 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 56 HP | 148 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 82 Nm | 321 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Compression Ratio | 9.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 850 kg | 1200 kg |
| Vehicle Length | 3720 mm | 4600 mm |
| Vehicle Width | 1540 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2380 mm | 2640 mm |
| Fuel Tank Capacity | 40 L | 61 L |
