2001 Daihatsu Copen vs. 1970 Innocenti J4
To start off, 2001 Daihatsu Copen is newer by 31 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 1,098 cc (4 cylinders), 1970 Innocenti J4 is equipped with a bigger engine. In terms of performance, 2001 Daihatsu Copen (62 HP @ 6800 RPM) has 6 more horse power than 1970 Innocenti J4. (56 HP @ 5600 RPM). In normal driving conditions, 2001 Daihatsu Copen should accelerate faster than 1970 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 1970 Innocenti J4 weights approximately 52 kg more than 2001 Daihatsu Copen.
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, 2001 Daihatsu Copen (108 Nm @ 2800 RPM) has 26 more torque (in Nm) than 1970 Innocenti J4. (82 Nm @ 2000 RPM). This means 2001 Daihatsu Copen will have an easier job in driving up hills or pulling heavy equipment than 1970 Innocenti J4.
Compare all specifications:
| 2001 Daihatsu Copen | 1970 Innocenti J4 | |
| Make | Daihatsu | Innocenti |
| Model | Copen | J4 |
| Year Released | 2001 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 659 cc | 1098 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 56 HP |
| Engine RPM | 6800 RPM | 5600 RPM |
| Torque | 108 Nm | 82 Nm |
| Torque RPM | 2800 RPM | 2000 RPM |
| Engine Bore Size | 61 mm | 64.6 mm |
| Engine Stroke Size | 56.4 mm | 83.7 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 800 kg | 852 kg |
| Vehicle Length | 3400 mm | 3720 mm |
| Vehicle Width | 1480 mm | 1540 mm |
| Vehicle Height | 1270 mm | 1380 mm |
| Wheelbase Size | 2240 mm | 2380 mm |
