1990 BMW 730 vs. 2008 Mercury Grand Marquis
To start off, 2008 Mercury Grand Marquis is newer by 18 year(s). Which means there will be less support and parts availability for 1990 BMW 730. In addition, the cost of maintenance, including insurance, on 1990 BMW 730 would be higher. At 4,606 cc (8 cylinders), 2008 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2008 Mercury Grand Marquis (225 HP @ 4800 RPM) has 44 more horse power than 1990 BMW 730. (181 HP @ 5800 RPM) In normal driving conditions, 2008 Mercury Grand Marquis should accelerate faster than 1990 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercury Grand Marquis weights approximately 232 kg more than 1990 BMW 730. 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, 2008 Mercury Grand Marquis (373 Nm @ 4000 RPM) has 113 more torque (in Nm) than 1990 BMW 730. (260 Nm @ 4000 RPM). This means 2008 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1990 BMW 730. 2008 Mercury Grand Marquis has automatic transmission and 1990 BMW 730 has manual transmission. 1990 BMW 730 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mercury Grand Marquis will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 BMW 730 | 2008 Mercury Grand Marquis | |
| Make | BMW | Mercury |
| Model | 730 | Grand Marquis |
| Year Released | 1990 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 4606 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 181 HP | 225 HP |
| Engine RPM | 5800 RPM | 4800 RPM |
| Torque | 260 Nm | 373 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 9.0:1 | 9.4:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1600 kg | 1832 kg |
| Vehicle Length | 4920 mm | 5370 mm |
| Vehicle Width | 1850 mm | 2000 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2840 mm | 2920 mm |
| Fuel Tank Capacity | 90 L | 72 L |
