2007 Chrysler 300 vs. 1978 Mercury Grand Marquis
To start off, 2007 Chrysler 300 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1978 Mercury Grand Marquis would be higher. At 4,942 cc (8 cylinders), 1978 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2007 Chrysler 300 (250 HP @ 6400 RPM) has 121 more horse power than 1978 Mercury Grand Marquis. (129 HP @ 3600 RPM). In normal driving conditions, 2007 Chrysler 300 should accelerate faster than 1978 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chrysler 300 weights approximately 15 kg more than 1978 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Chrysler 300 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2007 Chrysler 300 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, 2007 Chrysler 300 (339 Nm @ 3800 RPM) has 36 more torque (in Nm) than 1978 Mercury Grand Marquis. (303 Nm @ 2600 RPM). This means 2007 Chrysler 300 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercury Grand Marquis.
Compare all specifications:
| 2007 Chrysler 300 | 1978 Mercury Grand Marquis | |
| Make | Chrysler | Mercury |
| Model | 300 | Grand Marquis |
| Year Released | 2007 | 1978 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3517 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 250 HP | 129 HP |
| Engine RPM | 6400 RPM | 3600 RPM |
| Torque | 339 Nm | 303 Nm |
| Torque RPM | 3800 RPM | 2600 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1705 kg | 1690 kg |
| Vehicle Length | 5010 mm | 5400 mm |
| Vehicle Width | 1890 mm | 1980 mm |
| Vehicle Height | 1490 mm | 1390 mm |
| Wheelbase Size | 3050 mm | 2910 mm |
