2008 Daihatsu Copen vs. 1973 Opel Kadett
To start off, 2008 Daihatsu Copen is newer by 35 year(s). Which means there will be less support and parts availability for 1973 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1973 Opel Kadett would be higher. At 1,298 cc (4 cylinders), 2008 Daihatsu Copen is equipped with a bigger engine. In terms of performance, 2008 Daihatsu Copen (86 HP @ 6000 RPM) has 35 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 2008 Daihatsu Copen should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2008 Daihatsu Copen weights approximately 60 kg more than 1973 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Daihatsu Copen is four wheel drive (4WD), it will have significant more traction and grip than 1973 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 2008 Daihatsu Copen 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, 2008 Daihatsu Copen (121 Nm @ 4400 RPM) has 41 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 2008 Daihatsu Copen will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 2008 Daihatsu Copen | 1973 Opel Kadett | |
| Make | Daihatsu | Opel |
| Model | Copen | Kadett |
| Year Released | 2008 | 1973 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 51 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 121 Nm | 80 Nm |
| Torque RPM | 4400 RPM | 3400 RPM |
| Engine Bore Size | 72 mm | 79 mm |
| Engine Stroke Size | 79.7 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 850 kg | 790 kg |
| Vehicle Length | 3400 mm | 4140 mm |
| Vehicle Width | 1480 mm | 1590 mm |
| Vehicle Height | 1250 mm | 1290 mm |
| Wheelbase Size | 2230 mm | 2410 mm |
| Fuel Tank Capacity | 40 L | 43 L |
