1974 Opel Admiral vs. 2004 Rover 25
To start off, 2004 Rover 25 is newer by 30 year(s). Which means there will be less support and parts availability for 1974 Opel Admiral. In addition, the cost of maintenance, including insurance, on 1974 Opel Admiral would be higher. At 2,782 cc (6 cylinders), 1974 Opel Admiral is equipped with a bigger engine. In terms of performance, 1974 Opel Admiral (142 HP @ 5200 RPM) has 41 more horse power than 2004 Rover 25. (101 HP @ 4200 RPM). In normal driving conditions, 1974 Opel Admiral should accelerate faster than 2004 Rover 25. With that said, vehicle weight also plays an important factor in acceleration. 1974 Opel Admiral weights approximately 345 kg more than 2004 Rover 25. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 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 1974 Opel Admiral. However, in wet, icy, snow, or gravel driving conditions, 2004 Rover 25, 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, 2004 Rover 25 (245 Nm @ 2000 RPM) has 18 more torque (in Nm) than 1974 Opel Admiral. (227 Nm @ 3600 RPM). This means 2004 Rover 25 will have an easier job in driving up hills or pulling heavy equipment than 1974 Opel Admiral.
Compare all specifications:
| 1974 Opel Admiral | 2004 Rover 25 | |
| Make | Opel | Rover |
| Model | Admiral | 25 |
| Year Released | 1974 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2782 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 142 HP | 101 HP |
| Engine RPM | 5200 RPM | 4200 RPM |
| Torque | 227 Nm | 245 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Engine Bore Size | 92 mm | 84.5 mm |
| Engine Stroke Size | 69.8 mm | 88.9 mm |
| Engine Compression Ratio | 9.5:1 | 19.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1475 kg | 1130 kg |
| Vehicle Length | 4910 mm | 3990 mm |
| Vehicle Width | 1860 mm | 1700 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2850 mm | 2510 mm |
| Fuel Tank Capacity | 80 L | 55 L |
