2003 AC Cobra vs. 2013 Infiniti M
To start off, 2013 Infiniti M is newer by 10 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 3,696 cc (4 cylinders), 2013 Infiniti M is equipped with a bigger engine. In terms of performance, 2003 AC Cobra (350 HP @ 6500 RPM) has 25 more horse power than 2013 Infiniti M. (325 HP @ 7000 RPM). In normal driving conditions, 2003 AC Cobra should accelerate faster than 2013 Infiniti M. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti M weights approximately 688 kg more than 2003 AC Cobra.
Because 2013 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 2003 AC Cobra. In wet, icy, snow, or gravel driving conditions, 2013 Infiniti M 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 34 more torque (in Nm) than 2013 Infiniti M. (366 Nm @ 5200 RPM). This means 2003 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 2013 Infiniti M.
Compare all specifications:
| 2003 AC Cobra | 2013 Infiniti M | |
| Make | AC | Infiniti |
| Model | Cobra | M |
| Year Released | 2003 | 2013 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 3696 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 350 HP | 325 HP |
| Engine RPM | 6500 RPM | 7000 RPM |
| Torque | 400 Nm | 366 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Engine Bore Size | 83 mm | 95 mm |
| Engine Stroke Size | 81 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1062 kg | 1750 kg |
| Vehicle Length | 4210 mm | 4945 mm |
| Vehicle Width | 1750 mm | 1845 mm |
| Vehicle Height | 1210 mm | 1500 mm |
| Wheelbase Size | 2300 mm | 2900 mm |
