1973 Porsche 911 vs. 2011 Infiniti M
To start off, 2011 Infiniti M is newer by 38 year(s). Which means there will be less support and parts availability for 1973 Porsche 911. In addition, the cost of maintenance, including insurance, on 1973 Porsche 911 would be higher. At 3,700 cc (6 cylinders), 2011 Infiniti M is equipped with a bigger engine. In terms of performance, 2011 Infiniti M (330 HP @ 7000 RPM) has 104 more horse power than 1973 Porsche 911. (226 HP @ 6200 RPM) In normal driving conditions, 2011 Infiniti M should accelerate faster than 1973 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti M weights approximately 943 kg more than 1973 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 1973 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 Infiniti M (366 Nm @ 5200 RPM) has 91 more torque (in Nm) than 1973 Porsche 911. (275 Nm @ 5000 RPM). This means 2011 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1973 Porsche 911. 2011 Infiniti M has automatic transmission and 1973 Porsche 911 has manual transmission. 1973 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Porsche 911 | 2011 Infiniti M | |
| Make | Porsche | Infiniti |
| Model | 911 | M |
| Year Released | 1973 | 2011 |
| Body Type | Coupe | Sedan |
| Engine Position | Rear | Front |
| Engine Size | 2994 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 226 HP | 330 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 275 Nm | 366 Nm |
| Torque RPM | 5000 RPM | 5200 RPM |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 900 kg | 1843 kg |
| Vehicle Length | 4130 mm | 4945 mm |
| Vehicle Width | 1690 mm | 1844 mm |
| Vehicle Height | 1330 mm | 1514 mm |
| Wheelbase Size | 2270 mm | 2901 mm |
| Fuel Tank Capacity | 80 L | 76 L |
