1999 Audi A4 vs. 1974 Opel Admiral
To start off, 1999 Audi A4 is newer by 25 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 19 more horse power than 1999 Audi A4. (123 HP @ 5800 RPM) In normal driving conditions, 1974 Opel Admiral should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1974 Opel Admiral weights approximately 245 kg more than 1999 Audi A4. 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, 1999 Audi A4, 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, 1974 Opel Admiral (227 Nm @ 3600 RPM) has 54 more torque (in Nm) than 1999 Audi A4. (173 Nm @ 3950 RPM). This means 1974 Opel Admiral will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 1999 Audi A4 | 1974 Opel Admiral | |
| Make | Audi | Opel |
| Model | A4 | Admiral |
| Year Released | 1999 | 1974 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2782 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 142 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 173 Nm | 227 Nm |
| Torque RPM | 3950 RPM | 3600 RPM |
| Engine Bore Size | 81 mm | 92 mm |
| Engine Stroke Size | 86.4 mm | 69.8 mm |
| Engine Compression Ratio | 10.3:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1230 kg | 1475 kg |
| Vehicle Length | 4480 mm | 4910 mm |
| Vehicle Width | 1740 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2520 mm | 2850 mm |
| Fuel Tank Capacity | 60 L | 80 L |
