1971 Opel Admiral vs. 1985 Renault 18
To start off, 1985 Renault 18 is newer by 14 year(s). Which means there will be less support and parts availability for 1971 Opel Admiral. In addition, the cost of maintenance, including insurance, on 1971 Opel Admiral would be higher. At 2,784 cc (6 cylinders), 1971 Opel Admiral is equipped with a bigger engine. In terms of performance, 1971 Opel Admiral (142 HP @ 5200 RPM) has 38 more horse power than 1985 Renault 18. (104 HP @ 5500 RPM). In normal driving conditions, 1971 Opel Admiral should accelerate faster than 1985 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1971 Opel Admiral weights approximately 340 kg more than 1985 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1971 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 1971 Opel Admiral. However, in wet, icy, snow, or gravel driving conditions, 1985 Renault 18, 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, 1971 Opel Admiral (227 Nm @ 3600 RPM) has 64 more torque (in Nm) than 1985 Renault 18. (163 Nm @ 3250 RPM). This means 1971 Opel Admiral will have an easier job in driving up hills or pulling heavy equipment than 1985 Renault 18.
Compare all specifications:
| 1971 Opel Admiral | 1985 Renault 18 | |
| Make | Opel | Renault |
| Model | Admiral | 18 |
| Year Released | 1971 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2784 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 142 HP | 104 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 227 Nm | 163 Nm |
| Torque RPM | 3600 RPM | 3250 RPM |
| Engine Bore Size | 92 mm | 88 mm |
| Engine Stroke Size | 69.8 mm | 82 mm |
| Engine Compression Ratio | 9.5:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1475 kg | 1135 kg |
| Vehicle Length | 4910 mm | 4470 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1460 mm | 1410 mm |
