1998 Mercedes-Benz SL vs. 1990 Mercury Grand Marquis
To start off, 1998 Mercedes-Benz SL is newer by 8 year(s). Which means there will be less support and parts availability for 1990 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1990 Mercury Grand Marquis would be higher. At 4,942 cc (8 cylinders), 1990 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1998 Mercedes-Benz SL (190 HP @ 5500 RPM) has 41 more horse power than 1990 Mercury Grand Marquis. (149 HP @ 3200 RPM). In normal driving conditions, 1998 Mercedes-Benz SL should accelerate faster than 1990 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1998 Mercedes-Benz SL weights approximately 10 kg more than 1990 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, 1990 Mercury Grand Marquis (366 Nm @ 2000 RPM) has 96 more torque (in Nm) than 1998 Mercedes-Benz SL. (270 Nm @ 3750 RPM). This means 1990 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1998 Mercedes-Benz SL.
Compare all specifications:
| 1998 Mercedes-Benz SL | 1990 Mercury Grand Marquis | |
| Make | Mercedes-Benz | Mercury |
| Model | SL | Grand Marquis |
| Year Released | 1998 | 1990 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2797 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 190 HP | 149 HP |
| Engine RPM | 5500 RPM | 3200 RPM |
| Torque | 270 Nm | 366 Nm |
| Torque RPM | 3750 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1750 kg |
| Vehicle Length | 4510 mm | 5400 mm |
| Vehicle Width | 1820 mm | 1980 mm |
| Vehicle Height | 1300 mm | 1390 mm |
| Wheelbase Size | 2520 mm | 2920 mm |
| Fuel Tank Capacity | 80 L | 90 L |
