1978 Ford Crown Victoria vs. 2007 Mercury Mariner
To start off, 2007 Mercury Mariner is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Ford Crown Victoria. In addition, the cost of maintenance, including insurance, on 1978 Ford Crown Victoria would be higher. At 4,942 cc (8 cylinders), 1978 Ford Crown Victoria is equipped with a bigger engine. In terms of performance, 2007 Mercury Mariner (133 HP @ 6000 RPM) has 4 more horse power than 1978 Ford Crown Victoria. (129 HP @ 3600 RPM) In normal driving conditions, 2007 Mercury Mariner should accelerate faster than 1978 Ford Crown Victoria. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Mariner weights approximately 281 kg more than 1978 Ford Crown Victoria. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1978 Ford Crown Victoria. In wet, icy, snow, or gravel driving conditions, 2007 Mercury Mariner 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, 1978 Ford Crown Victoria (302 Nm @ 2600 RPM) has 134 more torque (in Nm) than 2007 Mercury Mariner. (168 Nm @ 4250 RPM). This means 1978 Ford Crown Victoria will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercury Mariner.
Compare all specifications:
| 1978 Ford Crown Victoria | 2007 Mercury Mariner | |
| Make | Ford | Mercury |
| Model | Crown Victoria | Mariner |
| Year Released | 1978 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 2299 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 129 HP | 133 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 302 Nm | 168 Nm |
| Torque RPM | 2600 RPM | 4250 RPM |
| Engine Bore Size | 101.6 mm | 87.5 mm |
| Engine Stroke Size | 76.2 mm | 94 mm |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1644 kg | 1925 kg |
| Vehicle Length | 5320 mm | 4430 mm |
| Vehicle Width | 1980 mm | 1790 mm |
| Vehicle Height | 1390 mm | 1790 mm |
| Wheelbase Size | 2910 mm | 2630 mm |
