2005 Daihatsu Copen vs. 1987 Renault 21
To start off, 2005 Daihatsu Copen is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Renault 21. In addition, the cost of maintenance, including insurance, on 1987 Renault 21 would be higher. At 1,995 cc (4 cylinders), 1987 Renault 21 is equipped with a bigger engine. In terms of performance, 1987 Renault 21 (175 HP @ 5200 RPM) has 108 more horse power than 2005 Daihatsu Copen. (67 HP @ 6000 RPM) In normal driving conditions, 1987 Renault 21 should accelerate faster than 2005 Daihatsu Copen. With that said, vehicle weight also plays an important factor in acceleration. 1987 Renault 21 weights approximately 285 kg more than 2005 Daihatsu Copen. 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, 1987 Renault 21 (270 Nm @ 3000 RPM) has 168 more torque (in Nm) than 2005 Daihatsu Copen. (102 Nm @ 3200 RPM). This means 1987 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 2005 Daihatsu Copen.
Compare all specifications:
| 2005 Daihatsu Copen | 1987 Renault 21 | |
| Make | Daihatsu | Renault |
| Model | Copen | 21 |
| Year Released | 2005 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 657 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 67 HP | 175 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 102 Nm | 270 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Engine Bore Size | 61 mm | 88 mm |
| Engine Stroke Size | 56.4 mm | 82 mm |
| Engine Compression Ratio | 8.0:1 | 8.0:1 |
| Top Speed | 170 km/hour | 227 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 905 kg | 1190 kg |
| Vehicle Length | 3400 mm | 4650 mm |
| Vehicle Width | 1480 mm | 1720 mm |
| Vehicle Height | 1250 mm | 1380 mm |
| Wheelbase Size | 2340 mm | 2610 mm |
