1977 BMW 528 vs. 2009 Mercury Grand Marquis
To start off, 2009 Mercury Grand Marquis is newer by 32 year(s). Which means there will be less support and parts availability for 1977 BMW 528. In addition, the cost of maintenance, including insurance, on 1977 BMW 528 would be higher. At 4,606 cc (8 cylinders), 2009 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2009 Mercury Grand Marquis (224 HP @ 4800 RPM) has 46 more horse power than 1977 BMW 528. (178 HP @ 5800 RPM) In normal driving conditions, 2009 Mercury Grand Marquis should accelerate faster than 1977 BMW 528. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Grand Marquis weights approximately 416 kg more than 1977 BMW 528. 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, 2009 Mercury Grand Marquis (373 Nm @ 4000 RPM) has 139 more torque (in Nm) than 1977 BMW 528. (234 Nm @ 4300 RPM). This means 2009 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 528. 2009 Mercury Grand Marquis has automatic transmission and 1977 BMW 528 has manual transmission. 1977 BMW 528 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercury Grand Marquis will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 BMW 528 | 2009 Mercury Grand Marquis | |
| Make | BMW | Mercury |
| Model | 528 | Grand Marquis |
| Year Released | 1977 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 4606 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 178 HP | 224 HP |
| Engine RPM | 5800 RPM | 4800 RPM |
| Torque | 234 Nm | 373 Nm |
| Torque RPM | 4300 RPM | 4000 RPM |
| Engine Compression Ratio | 9.0:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1416 kg | 1832 kg |
| Vehicle Length | 4620 mm | 5390 mm |
| Vehicle Width | 1700 mm | 2000 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2640 mm | 2920 mm |
| Fuel Tank Capacity | 70 L | 72 L |
