1991 Audi S2 vs. 1973 Opel Admiral
To start off, 1991 Audi S2 is newer by 18 year(s). Which means there will be less support and parts availability for 1973 Opel Admiral. In addition, the cost of maintenance, including insurance, on 1973 Opel Admiral would be higher. At 2,784 cc (6 cylinders), 1973 Opel Admiral is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 74 more horse power than 1973 Opel Admiral. (142 HP @ 5200 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1973 Opel Admiral. With that said, vehicle weight also plays an important factor in acceleration. 1973 Opel Admiral weights approximately 55 kg more than 1991 Audi S2.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Opel Admiral. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 will offer significantly more control. 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 82 more torque (in Nm) than 1973 Opel Admiral. (227 Nm @ 3600 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Admiral.
Compare all specifications:
| 1991 Audi S2 | 1973 Opel Admiral | |
| Make | Audi | Opel |
| Model | S2 | Admiral |
| Year Released | 1991 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2784 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 142 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 309 Nm | 227 Nm |
| Torque RPM | 1950 RPM | 3600 RPM |
| Engine Bore Size | 81.1 mm | 92 mm |
| Engine Stroke Size | 86.4 mm | 69.8 mm |
| Engine Compression Ratio | 9.3:1 | 9.5:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1475 kg |
| Vehicle Length | 4410 mm | 4910 mm |
| Vehicle Width | 1720 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1460 mm |
| Wheelbase Size | 2560 mm | 2850 mm |
| Fuel Tank Capacity | 70 L | 80 L |
