2009 Bentley Continental GT vs. 1978 Mercury Grand Marquis
To start off, 2009 Bentley Continental GT is newer by 31 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 5,996 cc, 2009 Bentley Continental GT is equipped with a bigger engine. In terms of performance, 2009 Bentley Continental GT (592 HP @ 6000 RPM) has 463 more horse power than 1978 Mercury Grand Marquis. (129 HP @ 3600 RPM). In normal driving conditions, 2009 Bentley Continental GT should accelerate faster than 1978 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2009 Bentley Continental GT weights approximately 1005 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 2009 Bentley Continental GT 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, 2009 Bentley Continental GT 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, 2009 Bentley Continental GT (553 Nm @ 1750 RPM) has 250 more torque (in Nm) than 1978 Mercury Grand Marquis. (303 Nm @ 2600 RPM). This means 2009 Bentley Continental GT will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercury Grand Marquis.
Compare all specifications:
| 2009 Bentley Continental GT | 1978 Mercury Grand Marquis | |
| Make | Bentley | Mercury |
| Model | Continental GT | Grand Marquis |
| Year Released | 2009 | 1978 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5996 cc | 4942 cc |
| Engine Type | W | V |
| Horse Power | 592 HP | 129 HP |
| Engine RPM | 6000 RPM | 3600 RPM |
| Torque | 553 Nm | 303 Nm |
| Torque RPM | 1750 RPM | 2600 RPM |
| Engine Bore Size | 104.2 mm | 101.6 mm |
| Engine Stroke Size | 92 mm | 76.2 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2695 kg | 1690 kg |
| Vehicle Length | 5400 mm | 5400 mm |
| Vehicle Height | 1520 mm | 1390 mm |
| Wheelbase Size | 3120 mm | 2910 mm |
