2001 Daihatsu Copen vs. 1975 Opel Kadett
To start off, 2001 Daihatsu Copen is newer by 26 year(s). Which means there will be less support and parts availability for 1975 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1975 Opel Kadett would be higher. At 1,196 cc (4 cylinders), 1975 Opel Kadett is equipped with a bigger engine. In terms of performance, 2001 Daihatsu Copen (62 HP @ 6800 RPM) has 11 more horse power than 1975 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 2001 Daihatsu Copen should accelerate faster than 1975 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2001 Daihatsu Copen weights approximately 10 kg more than 1975 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 Opel Kadett is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1975 Opel Kadett. However, in wet, icy, snow, or gravel driving conditions, 2001 Daihatsu Copen, being front wheel drive (FWD), will offer much better control with better grip. 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 28 more torque (in Nm) than 1975 Opel Kadett. (80 Nm @ 3400 RPM). This means 2001 Daihatsu Copen will have an easier job in driving up hills or pulling heavy equipment than 1975 Opel Kadett.
Compare all specifications:
| 2001 Daihatsu Copen | 1975 Opel Kadett | |
| Make | Daihatsu | Opel |
| Model | Copen | Kadett |
| Year Released | 2001 | 1975 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 659 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 51 HP |
| Engine RPM | 6800 RPM | 5600 RPM |
| Torque | 108 Nm | 80 Nm |
| Torque RPM | 2800 RPM | 3400 RPM |
| Engine Bore Size | 61 mm | 79 mm |
| Engine Stroke Size | 56.4 mm | 61 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 800 kg | 790 kg |
| Vehicle Length | 3400 mm | 4140 mm |
| Vehicle Width | 1480 mm | 1590 mm |
| Vehicle Height | 1270 mm | 1290 mm |
| Wheelbase Size | 2240 mm | 2410 mm |
| Fuel Tank Capacity | 46 L | 43 L |
