1971 Jensen SP vs. 1978 Opel Senator
To start off, 1978 Opel Senator is newer by 7 year(s). Which means there will be less support and parts availability for 1971 Jensen SP. In addition, the cost of maintenance, including insurance, on 1971 Jensen SP would be higher. At 7,206 cc (8 cylinders), 1971 Jensen SP is equipped with a bigger engine. In terms of performance, 1971 Jensen SP (385 HP @ 4700 RPM) has 215 more horse power than 1978 Opel Senator. (170 HP @ 5400 RPM). In normal driving conditions, 1971 Jensen SP should accelerate faster than 1978 Opel Senator. With that said, vehicle weight also plays an important factor in acceleration. 1971 Jensen SP weights approximately 443 kg more than 1978 Opel Senator. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1971 Jensen SP (557 Nm @ 3600 RPM) has 309 more torque (in Nm) than 1978 Opel Senator. (248 Nm @ 4200 RPM). This means 1971 Jensen SP will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Senator.
Compare all specifications:
| 1971 Jensen SP | 1978 Opel Senator | |
| Make | Jensen | Opel |
| Model | SP | Senator |
| Year Released | 1971 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 7206 cc | 2969 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 385 HP | 170 HP |
| Engine RPM | 4700 RPM | 5400 RPM |
| Torque | 557 Nm | 248 Nm |
| Torque RPM | 3600 RPM | 4200 RPM |
| Engine Bore Size | 109.7 mm | 95.1 mm |
| Engine Stroke Size | 95.3 mm | 69.8 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1783 kg | 1340 kg |
| Vehicle Length | 4780 mm | 4820 mm |
| Vehicle Width | 1760 mm | 1730 mm |
| Vehicle Height | 1370 mm | 1390 mm |
| Wheelbase Size | 2670 mm | 2740 mm |
| Fuel Tank Capacity | 75 L | 70 L |
