1966 AC Cobra vs. 2004 Audi RS6
To start off, 2004 Audi RS6 is newer by 38 year(s). Which means there will be less support and parts availability for 1966 AC Cobra. In addition, the cost of maintenance, including insurance, on 1966 AC Cobra would be higher. At 6,997 cc (8 cylinders), 1966 AC Cobra is equipped with a bigger engine. In terms of performance, 2004 Audi RS6 (444 HP @ 6300 RPM) has 34 more horse power than 1966 AC Cobra. (410 HP @ 6000 RPM) In normal driving conditions, 2004 Audi RS6 should accelerate faster than 1966 AC Cobra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi RS6 weights approximately 763 kg more than 1966 AC Cobra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 1966 AC Cobra. In wet, icy, snow, or gravel driving conditions, 2004 Audi RS6 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, 1966 AC Cobra (651 Nm @ 3700 RPM) has 91 more torque (in Nm) than 2004 Audi RS6. (560 Nm @ 1950 RPM). This means 1966 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi RS6.
Compare all specifications:
| 1966 AC Cobra | 2004 Audi RS6 | |
| Make | AC | Audi |
| Model | Cobra | RS6 |
| Year Released | 1966 | 2004 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 6997 cc | 4163 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 410 HP | 444 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 651 Nm | 560 Nm |
| Torque RPM | 3700 RPM | 1950 RPM |
| Engine Bore Size | 107.7 mm | 84.5 mm |
| Engine Stroke Size | 96 mm | 93 mm |
| Engine Compression Ratio | 11.5:1 | 9.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 266 km/hour | 250 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1147 kg | 1910 kg |
| Vehicle Length | 3970 mm | 4860 mm |
| Vehicle Width | 1730 mm | 1860 mm |
| Vehicle Height | 1250 mm | 1400 mm |
| Wheelbase Size | 2290 mm | 2770 mm |
| Fuel Tank Capacity | 68 L | 82 L |
