2005 Audi S4 vs. 1975 Opel Ascona
To start off, 2005 Audi S4 is newer by 30 year(s). Which means there will be less support and parts availability for 1975 Opel Ascona. In addition, the cost of maintenance, including insurance, on 1975 Opel Ascona would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 250 more horse power than 1975 Opel Ascona. (90 HP @ 4800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1975 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 838 kg more than 1975 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 264 more torque (in Nm) than 1975 Opel Ascona. (146 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Opel Ascona.
Compare all specifications:
| 2005 Audi S4 | 1975 Opel Ascona | |
| Make | Audi | Opel |
| Model | S4 | Ascona |
| Year Released | 2005 | 1975 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1897 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 90 HP |
| Engine RPM | 6300 RPM | 4800 RPM |
| Torque | 410 Nm | 146 Nm |
| Engine Bore Size | 85 mm | 93 mm |
| Engine Stroke Size | 93 mm | 69.8 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1002 kg |
| Vehicle Length | 4580 mm | 4130 mm |
| Vehicle Width | 1780 mm | 1630 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2660 mm | 2520 mm |
| Fuel Tank Capacity | 63 L | 50 L |
