1991 GMC Suburban vs. 1998 Mercury Grand Marquis
To start off, 1998 Mercury Grand Marquis is newer by 7 year(s). Which means there will be less support and parts availability for 1991 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1991 GMC Suburban would be higher. At 5,733 cc (8 cylinders), 1991 GMC Suburban is equipped with a bigger engine. In terms of performance, both vehicles can yield 208 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar.
Because 1991 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1998 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 1991 GMC Suburban 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, 1991 GMC Suburban (407 Nm @ 2800 RPM) has 47 more torque (in Nm) than 1998 Mercury Grand Marquis. (360 Nm @ 3000 RPM). This means 1991 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1998 Mercury Grand Marquis.
Compare all specifications:
| 1991 GMC Suburban | 1998 Mercury Grand Marquis | |
| Make | GMC | Mercury |
| Model | Suburban | Grand Marquis |
| Year Released | 1991 | 1998 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5733 cc | 4604 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 208 HP | 208 HP |
| Engine RPM | 4000 RPM | 4250 RPM |
| Torque | 407 Nm | 360 Nm |
| Torque RPM | 2800 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Length | 5480 mm | 5390 mm |
| Vehicle Width | 1950 mm | 1990 mm |
| Vehicle Height | 1800 mm | 1450 mm |
| Wheelbase Size | 3300 mm | 2760 mm |
