1981 BMW 525 vs. 1989 Mercury Grand Marquis
To start off, 1989 Mercury Grand Marquis is newer by 8 year(s). Which means there will be less support and parts availability for 1981 BMW 525. In addition, the cost of maintenance, including insurance, on 1981 BMW 525 would be higher. At 4,941 cc (8 cylinders), 1989 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, both vehicles can yield 148 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1989 Mercury Grand Marquis weights approximately 470 kg more than 1981 BMW 525.
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, 1989 Mercury Grand Marquis (366 Nm @ 2000 RPM) has 151 more torque (in Nm) than 1981 BMW 525. (215 Nm @ 4000 RPM). This means 1989 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 525.
Compare all specifications:
1981 BMW 525 | 1989 Mercury Grand Marquis | |
Make | BMW | Mercury |
Model | 525 | Grand Marquis |
Year Released | 1981 | 1989 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2495 cc | 4941 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 148 HP | 148 HP |
Engine RPM | 5500 RPM | 3200 RPM |
Torque | 215 Nm | 366 Nm |
Torque RPM | 4000 RPM | 2000 RPM |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1280 kg | 1750 kg |
Vehicle Length | 4780 mm | 5400 mm |
Vehicle Width | 1810 mm | 1980 mm |
Vehicle Height | 1440 mm | 1390 mm |
Wheelbase Size | 2630 mm | 2920 mm |
Fuel Tank Capacity | 70 L | 90 L |