1999 Nissan R 391 vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 12 year(s). Which means there will be less support and parts availability for 1999 Nissan R 391. In addition, the cost of maintenance, including insurance, on 1999 Nissan R 391 would be higher. At 4,997 cc (8 cylinders), 1999 Nissan R 391 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (385 HP @ 6500 RPM) has 233 more horse power than 1999 Nissan R 391. (152 HP @ 3600 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 1999 Nissan R 391.
Because 2011 Porsche 911 is all wheel drive (AWD), it will have significant more traction and grip than 1999 Nissan R 391. In wet, icy, snow, or gravel driving conditions, 2011 Porsche 911 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 Porsche 911 (420 Nm) has 61 more torque (in Nm) than 1999 Nissan R 391. (359 Nm). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 Nissan R 391. 1999 Nissan R 391 has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Nissan R 391 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Nissan R 391 | 2011 Porsche 911 | |
| Make | Nissan | Porsche |
| Model | R 391 | 911 |
| Year Released | 1999 | 2011 |
| Engine Position | Rear | Rear |
| Engine Size | 4997 cc | 3800 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 152 HP | 385 HP |
| Engine RPM | 3600 RPM | 6500 RPM |
| Torque | 359 Nm | 420 Nm |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 1 seats | 4 seats |
