1983 Bentley Mulsanne vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 26 year(s). Which means there will be less support and parts availability for 1983 Bentley Mulsanne. In addition, the cost of maintenance, including insurance, on 1983 Bentley Mulsanne would be higher. At 6,750 cc (8 cylinders), 1983 Bentley Mulsanne is equipped with a bigger engine. In terms of performance, 1983 Bentley Mulsanne (320 HP @ 4200 RPM) has 4 more horse power than 2009 Porsche 911. (316 HP @ 4250 RPM). In normal driving conditions, 1983 Bentley Mulsanne should accelerate faster than 2009 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1983 Bentley Mulsanne weights approximately 880 kg more than 2009 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1983 Bentley Mulsanne. In wet, icy, snow, or gravel driving conditions, 2009 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, 1983 Bentley Mulsanne (617 Nm @ 2400 RPM) has 246 more torque (in Nm) than 2009 Porsche 911. (371 Nm @ 4250 RPM). This means 1983 Bentley Mulsanne will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche 911.
Compare all specifications:
| 1983 Bentley Mulsanne | 2009 Porsche 911 | |
| Make | Bentley | Porsche |
| Model | Mulsanne | 911 |
| Year Released | 1983 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 6750 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 320 HP | 316 HP |
| Engine RPM | 4200 RPM | 4250 RPM |
| Torque | 617 Nm | 371 Nm |
| Torque RPM | 2400 RPM | 4250 RPM |
| Engine Bore Size | 104.1 mm | 96 mm |
| Engine Stroke Size | 99.1 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 220 km/hour | 280 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2410 kg | 1530 kg |
| Vehicle Length | 5290 mm | 4430 mm |
| Vehicle Width | 1940 mm | 1310 mm |
| Vehicle Height | 1490 mm | 1860 mm |
| Wheelbase Size | 3070 mm | 2360 mm |
| Fuel Consumption Overall | 14.5 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 108 L | 64 L |
