2006 Infiniti QX56 vs. 1977 Porsche 911
To start off, 2006 Infiniti QX56 is newer by 29 year(s). Which means there will be less support and parts availability for 1977 Porsche 911. In addition, the cost of maintenance, including insurance, on 1977 Porsche 911 would be higher. At 5,555 cc (8 cylinders), 2006 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX56 (315 HP @ 4900 RPM) has 19 more horse power than 1977 Porsche 911. (296 HP @ 5500 RPM). In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 1977 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1977 Porsche 911 weights approximately 30 kg more than 2006 Infiniti QX56.
Because 2006 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti QX56 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, 2006 Infiniti QX56 (529 Nm @ 3600 RPM) has 98 more torque (in Nm) than 1977 Porsche 911. (431 Nm @ 4000 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 1977 Porsche 911. 2006 Infiniti QX56 has automatic transmission and 1977 Porsche 911 has manual transmission. 1977 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Infiniti QX56 | 1977 Porsche 911 | |
| Make | Infiniti | Porsche |
| Model | QX56 | 911 |
| Year Released | 2006 | 1977 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5555 cc | 3299 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 315 HP | 296 HP |
| Engine RPM | 4900 RPM | 5500 RPM |
| Torque | 529 Nm | 431 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 98 mm | 97.1 mm |
| Engine Stroke Size | 92 mm | 74.4 mm |
| Engine Compression Ratio | 9.8:1 | 7.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1350 kg |
| Vehicle Length | 5260 mm | 4300 mm |
| Vehicle Width | 2010 mm | 1780 mm |
| Vehicle Height | 1980 mm | 1320 mm |
| Wheelbase Size | 3140 mm | 2270 mm |
| Fuel Tank Capacity | 106 L | 80 L |
