1989 Mercury Grand Marquis vs. 2010 GMC Sierra
To start off, 2010 GMC Sierra is newer by 21 year(s). Which means there will be less support and parts availability for 1989 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1989 Mercury Grand Marquis would be higher. At 5,300 cc (8 cylinders), 2010 GMC Sierra is equipped with a bigger engine. In terms of performance, 2010 GMC Sierra (315 HP @ 5200 RPM) has 167 more horse power than 1989 Mercury Grand Marquis. (148 HP @ 3200 RPM) In normal driving conditions, 2010 GMC Sierra should accelerate faster than 1989 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2010 GMC Sierra weights approximately 568 kg more than 1989 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, 2010 GMC Sierra (454 Nm @ 4000 RPM) has 88 more torque (in Nm) than 1989 Mercury Grand Marquis. (366 Nm @ 2000 RPM). This means 2010 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1989 Mercury Grand Marquis.
Compare all specifications:
| 1989 Mercury Grand Marquis | 2010 GMC Sierra | |
| Make | Mercury | GMC |
| Model | Grand Marquis | Sierra |
| Year Released | 1989 | 2010 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4941 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 148 HP | 315 HP |
| Engine RPM | 3200 RPM | 5200 RPM |
| Torque | 366 Nm | 454 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1750 kg | 2318 kg |
| Vehicle Length | 5400 mm | 5847 mm |
| Vehicle Width | 1980 mm | 2032 mm |
| Wheelbase Size | 2920 mm | 3645 mm |
| Fuel Tank Capacity | 90 L | 98 L |
