1963 AC Cobra vs. 2005 Audi S4
To start off, 2005 Audi S4 is newer by 42 year(s). Which means there will be less support and parts availability for 1963 AC Cobra. In addition, the cost of maintenance, including insurance, on 1963 AC Cobra would be higher. At 4,727 cc (8 cylinders), 1963 AC Cobra is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 69 more horse power than 1963 AC Cobra. (271 HP @ 5750 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 1963 AC Cobra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 790 kg more than 1963 AC Cobra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1963 AC Cobra (423 Nm) has 13 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 1963 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 1963 AC Cobra | 2005 Audi S4 | |
| Make | AC | Audi |
| Model | Cobra | S4 |
| Year Released | 1963 | 2005 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4727 cc | 4161 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 271 HP | 340 HP |
| Engine RPM | 5750 RPM | 6300 RPM |
| Torque | 423 Nm | 410 Nm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1050 kg | 1840 kg |
| Vehicle Length | 3850 mm | 4580 mm |
| Vehicle Width | 1560 mm | 1780 mm |
| Vehicle Height | 1250 mm | 1400 mm |
| Wheelbase Size | 2290 mm | 2660 mm |
| Fuel Tank Capacity | 68 L | 63 L |
