1970 Opel Admiral vs. 1989 Renault 21
To start off, 1989 Renault 21 is newer by 19 year(s). Which means there will be less support and parts availability for 1970 Opel Admiral. In addition, the cost of maintenance, including insurance, on 1970 Opel Admiral would be higher. At 2,784 cc (6 cylinders), 1970 Opel Admiral is equipped with a bigger engine. In terms of performance, 1970 Opel Admiral (143 HP @ 5200 RPM) has 52 more horse power than 1989 Renault 21. (91 HP @ 5200 RPM). In normal driving conditions, 1970 Opel Admiral should accelerate faster than 1989 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1970 Opel Admiral weights approximately 400 kg more than 1989 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Opel Admiral 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 1970 Opel Admiral. However, in wet, icy, snow, or gravel driving conditions, 1989 Renault 21, 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, 1970 Opel Admiral (227 Nm @ 3600 RPM) has 89 more torque (in Nm) than 1989 Renault 21. (138 Nm @ 3500 RPM). This means 1970 Opel Admiral will have an easier job in driving up hills or pulling heavy equipment than 1989 Renault 21.
Compare all specifications:
| 1970 Opel Admiral | 1989 Renault 21 | |
| Make | Opel | Renault |
| Model | Admiral | 21 |
| Year Released | 1970 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 2784 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 143 HP | 91 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 227 Nm | 138 Nm |
| Torque RPM | 3600 RPM | 3500 RPM |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1475 kg | 1075 kg |
| Vehicle Length | 4910 mm | 4650 mm |
| Vehicle Width | 1860 mm | 1720 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2850 mm | 2820 mm |
