1978 Mercury Grand Marquis vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 34 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 6,000 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2012 GMC Sierra (353 HP @ 5400 RPM) has 224 more horse power than 1978 Mercury Grand Marquis. (129 HP @ 3600 RPM) In normal driving conditions, 2012 GMC Sierra should accelerate faster than 1978 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 969 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 2012 GMC Sierra 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, 2012 GMC Sierra 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, 2012 GMC Sierra (506 Nm @ 4400 RPM) has 203 more torque (in Nm) than 1978 Mercury Grand Marquis. (303 Nm @ 2600 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercury Grand Marquis.
Compare all specifications:
1978 Mercury Grand Marquis | 2012 GMC Sierra | |
Make | Mercury | GMC |
Model | Grand Marquis | Sierra |
Year Released | 1978 | 2012 |
Body Type | Sedan | Pickup |
Engine Position | Front | Front |
Engine Size | 4942 cc | 6000 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Horse Power | 129 HP | 353 HP |
Engine RPM | 3600 RPM | 5400 RPM |
Torque | 303 Nm | 506 Nm |
Torque RPM | 2600 RPM | 4400 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | 4WD |
Number of Seats | 5 seats | 3 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1690 kg | 2659 kg |
Vehicle Length | 5400 mm | 5720 mm |
Vehicle Width | 1980 mm | 2440 mm |
Vehicle Height | 1390 mm | 1960 mm |
Wheelbase Size | 2910 mm | 3380 mm |