1971 Jensen Interceptor vs. 2009 Mercury Grand Marquis
To start off, 2009 Mercury Grand Marquis is newer by 38 year(s). Which means there will be less support and parts availability for 1971 Jensen Interceptor. In addition, the cost of maintenance, including insurance, on 1971 Jensen Interceptor would be higher. At 6,286 cc (8 cylinders), 1971 Jensen Interceptor is equipped with a bigger engine. In terms of performance, 1971 Jensen Interceptor (300 HP @ 4800 RPM) has 76 more horse power than 2009 Mercury Grand Marquis. (224 HP @ 4800 RPM). In normal driving conditions, 1971 Jensen Interceptor should accelerate faster than 2009 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Grand Marquis weights approximately 18 kg more than 1971 Jensen Interceptor.
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 Interceptor (556 Nm @ 3400 RPM) has 183 more torque (in Nm) than 2009 Mercury Grand Marquis. (373 Nm @ 4000 RPM). This means 1971 Jensen Interceptor will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercury Grand Marquis.
Compare all specifications:
| 1971 Jensen Interceptor | 2009 Mercury Grand Marquis | |
| Make | Jensen | Mercury |
| Model | Interceptor | Grand Marquis |
| Year Released | 1971 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 6286 cc | 4606 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 300 HP | 224 HP |
| Engine RPM | 4800 RPM | 4800 RPM |
| Torque | 556 Nm | 373 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Compression Ratio | 8.5:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1814 kg | 1832 kg |
| Vehicle Length | 4780 mm | 5390 mm |
| Vehicle Width | 1760 mm | 2000 mm |
| Vehicle Height | 1350 mm | 1440 mm |
| Wheelbase Size | 2670 mm | 2920 mm |
| Fuel Tank Capacity | 90 L | 72 L |
