1991 Alpina B vs. 1989 Mercury Grand Marquis
To start off, 1991 Alpina B is newer by 2 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 5,646 cc (12 cylinders), 1991 Alpina B is equipped with a bigger engine. In terms of performance, 1991 Alpina B (410 HP @ 5400 RPM) has 262 more horse power than 1989 Mercury Grand Marquis. (148 HP @ 3200 RPM). In normal driving conditions, 1991 Alpina B should accelerate faster than 1989 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1991 Alpina B weights approximately 116 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, 1991 Alpina B (570 Nm @ 4000 RPM) has 204 more torque (in Nm) than 1989 Mercury Grand Marquis. (366 Nm @ 2000 RPM). This means 1991 Alpina B will have an easier job in driving up hills or pulling heavy equipment than 1989 Mercury Grand Marquis.
Compare all specifications:
| 1991 Alpina B | 1989 Mercury Grand Marquis | |
| Make | Alpina | Mercury |
| Model | B | Grand Marquis |
| Year Released | 1991 | 1989 |
| Engine Size | 5646 cc | 4941 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 410 HP | 148 HP |
| Engine RPM | 5400 RPM | 3200 RPM |
| Torque | 570 Nm | 366 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1866 kg | 1750 kg |
| Vehicle Length | 4790 mm | 5400 mm |
| Vehicle Width | 1860 mm | 1980 mm |
| Vehicle Height | 1350 mm | 1390 mm |
| Wheelbase Size | 2690 mm | 2920 mm |
