2007 GMC Sierra vs. 1981 Mercury Grand Marquis
To start off, 2007 GMC Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1981 Mercury Grand Marquis would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 194 more horse power than 1981 Mercury Grand Marquis. (118 HP @ 3800 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1981 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1110 kg more than 1981 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1981 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 244 more torque (in Nm) than 1981 Mercury Grand Marquis. (262 Nm @ 2200 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercury Grand Marquis.
Compare all specifications:
2007 GMC Sierra | 1981 Mercury Grand Marquis | |
Make | GMC | Mercury |
Model | Sierra | Grand Marquis |
Year Released | 2007 | 1981 |
Body Type | Pickup | Sedan |
Engine Position | Front | Front |
Engine Size | 5999 cc | 4186 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Horse Power | 312 HP | 118 HP |
Engine RPM | 4400 RPM | 3800 RPM |
Torque | 506 Nm | 262 Nm |
Torque RPM | 4400 RPM | 2200 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Rear |
Number of Seats | 6 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 2790 kg | 1680 kg |
Vehicle Length | 6340 mm | 5400 mm |
Vehicle Width | 2440 mm | 1980 mm |
Vehicle Height | 1940 mm | 1390 mm |
Wheelbase Size | 4010 mm | 2910 mm |