1971 Jensen FF vs. 1978 Porsche 911
To start off, 1978 Porsche 911 is newer by 7 year(s). Which means there will be less support and parts availability for 1971 Jensen FF. In addition, the cost of maintenance, including insurance, on 1971 Jensen FF would be higher. At 6,276 cc (8 cylinders), 1971 Jensen FF is equipped with a bigger engine. In terms of performance, 1978 Porsche 911 (355 HP @ 4200 RPM) has 76 more horse power than 1971 Jensen FF. (279 HP @ 4600 RPM) In normal driving conditions, 1978 Porsche 911 should accelerate faster than 1971 Jensen FF. With that said, vehicle weight also plays an important factor in acceleration. 1971 Jensen FF weights approximately 796 kg more than 1978 Porsche 911.
Let's talk about torque, 1978 Porsche 911 (750 Nm @ 2000 RPM) has 163 more torque (in Nm) than 1971 Jensen FF. (587 Nm @ 2800 RPM). This means 1978 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1971 Jensen FF.
Compare all specifications:
| 1971 Jensen FF | 1978 Porsche 911 | |
| Make | Jensen | Porsche |
| Model | FF | 911 |
| Year Released | 1971 | 1978 |
| Engine Position | Front | Rear |
| Engine Size | 6276 cc | 2992 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 279 HP | 355 HP |
| Engine RPM | 4600 RPM | 4200 RPM |
| Torque | 587 Nm | 750 Nm |
| Torque RPM | 2800 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1975 kg | 1179 kg |
| Vehicle Length | 4860 mm | 4300 mm |
| Vehicle Width | 1760 mm | 1660 mm |
| Vehicle Height | 1360 mm | 1330 mm |
| Wheelbase Size | 2780 mm | 2270 mm |
