1991 Audi S2 vs. 1970 Opel Commodore
To start off, 1991 Audi S2 is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1970 Opel Commodore would be higher. At 2,490 cc (6 cylinders), 1970 Opel Commodore is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 68 more horse power than 1970 Opel Commodore. (148 HP @ 5800 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1970 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 190 kg more than 1970 Opel Commodore. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 1970 Opel Commodore. 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 113 more torque (in Nm) than 1970 Opel Commodore. (196 Nm @ 4500 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Commodore.
Compare all specifications:
| 1991 Audi S2 | 1970 Opel Commodore | |
| Make | Audi | Opel |
| Model | S2 | Commodore |
| Year Released | 1991 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2490 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 148 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 309 Nm | 196 Nm |
| Torque RPM | 1950 RPM | 4500 RPM |
| Engine Bore Size | 81.1 mm | 87 mm |
| Engine Stroke Size | 86.4 mm | 69.8 mm |
| Engine Compression Ratio | 9.3:1 | 9.7:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1230 kg |
| Vehicle Length | 4410 mm | 4580 mm |
| Vehicle Width | 1720 mm | 1760 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2560 mm | 2670 mm |
| Fuel Tank Capacity | 70 L | 70 L |
