2003 AC Cobra vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 AC Cobra. In addition, the cost of maintenance, including insurance, on 2003 AC Cobra would be higher. At 3,506 cc (8 cylinders), 2003 AC Cobra is equipped with a bigger engine. In terms of performance, 2003 AC Cobra (350 HP @ 6500 RPM) has 98 more horse power than 2007 Audi A6. (252 HP @ 6500 RPM). In normal driving conditions, 2003 AC Cobra should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 213 kg more than 2003 AC Cobra.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 AC Cobra. In wet, icy, snow, or gravel driving conditions, 2007 Audi A6 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, 2003 AC Cobra (400 Nm @ 4000 RPM) has 70 more torque (in Nm) than 2007 Audi A6. (330 Nm @ 3250 RPM). This means 2003 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2003 AC Cobra | 2007 Audi A6 | |
| Make | AC | Audi |
| Model | Cobra | A6 |
| Year Released | 2003 | 2007 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 3123 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 350 HP | 252 HP |
| Engine RPM | 6500 RPM | 6500 RPM |
| Torque | 400 Nm | 330 Nm |
| Torque RPM | 4000 RPM | 3250 RPM |
| Engine Bore Size | 83 mm | 84.5 mm |
| Engine Stroke Size | 81 mm | 92.8 mm |
| Engine Compression Ratio | 8.0:1 | 13.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1062 kg | 1275 kg |
| Vehicle Length | 4210 mm | 4800 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1210 mm | 1460 mm |
| Wheelbase Size | 2300 mm | 2770 mm |
