2006 Chevrolet Suburban vs. 1978 Mercury Grand Marquis
To start off, 2006 Chevrolet Suburban is newer by 28 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 5,328 cc (8 cylinders), 2006 Chevrolet Suburban is equipped with a bigger engine. In terms of performance, 2006 Chevrolet Suburban (282 HP @ 5200 RPM) has 153 more horse power than 1978 Mercury Grand Marquis. (129 HP @ 3600 RPM). In normal driving conditions, 2006 Chevrolet Suburban should accelerate faster than 1978 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2006 Chevrolet Suburban weights approximately 560 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.
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, 2006 Chevrolet Suburban (454 Nm @ 4000 RPM) has 151 more torque (in Nm) than 1978 Mercury Grand Marquis. (303 Nm @ 2600 RPM). This means 2006 Chevrolet Suburban will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercury Grand Marquis.
Compare all specifications:
| 2006 Chevrolet Suburban | 1978 Mercury Grand Marquis | |
| Make | Chevrolet | Mercury |
| Model | Suburban | Grand Marquis |
| Year Released | 2006 | 1978 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5328 cc | 4942 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 282 HP | 129 HP |
| Engine RPM | 5200 RPM | 3600 RPM |
| Torque | 454 Nm | 303 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Engine Bore Size | 96 mm | 101.6 mm |
| Engine Stroke Size | 91.9 mm | 76.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 2250 kg | 1690 kg |
| Vehicle Length | 5580 mm | 5400 mm |
| Vehicle Width | 2010 mm | 1980 mm |
| Vehicle Height | 1930 mm | 1390 mm |
| Wheelbase Size | 3310 mm | 2910 mm |
