1965 Alfa Romeo Spider vs. 1968 Innocenti J4
To start off, 1968 Innocenti J4 is newer by 3 year(s). Which means there will be less support and parts availability for 1965 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1965 Alfa Romeo Spider would be higher. At 2,582 cc (6 cylinders), 1965 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1965 Alfa Romeo Spider (163 HP @ 5900 RPM) has 106 more horse power than 1968 Innocenti J4. (57 HP @ 5500 RPM). In normal driving conditions, 1965 Alfa Romeo Spider should accelerate faster than 1968 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 1965 Alfa Romeo Spider weights approximately 480 kg more than 1968 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1965 Alfa Romeo Spider (220 Nm @ 4000 RPM) has 138 more torque (in Nm) than 1968 Innocenti J4. (82 Nm @ 2000 RPM). This means 1965 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1968 Innocenti J4.
Compare all specifications:
| 1965 Alfa Romeo Spider | 1968 Innocenti J4 | |
| Make | Alfa Romeo | Innocenti |
| Model | Spider | J4 |
| Year Released | 1965 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2582 cc | 1098 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 163 HP | 57 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 220 Nm | 82 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 64.6 mm |
| Engine Stroke Size | 79.6 mm | 83.7 mm |
| Engine Compression Ratio | 9.2:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1330 kg | 850 kg |
| Vehicle Length | 4510 mm | 3720 mm |
| Vehicle Width | 1610 mm | 1540 mm |
| Vehicle Height | 1390 mm | 1380 mm |
| Wheelbase Size | 2510 mm | 2380 mm |
| Fuel Tank Capacity | 46 L | 40 L |
