2006 BMW 645 vs. 1986 Mercury Grand Marquis
To start off, 2006 BMW 645 is newer by 20 year(s). Which means there will be less support and parts availability for 1986 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1986 Mercury Grand Marquis would be higher. At 4,942 cc (8 cylinders), 1986 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 180 more horse power than 1986 Mercury Grand Marquis. (148 HP @ 3200 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 1986 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 60 kg more than 1986 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 83 more torque (in Nm) than 1986 Mercury Grand Marquis. (367 Nm @ 2000 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1986 Mercury Grand Marquis.
Compare all specifications:
| 2006 BMW 645 | 1986 Mercury Grand Marquis | |
| Make | BMW | Mercury |
| Model | 645 | Grand Marquis |
| Year Released | 2006 | 1986 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4942 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 328 HP | 148 HP |
| Engine RPM | 6100 RPM | 3200 RPM |
| Torque | 450 Nm | 367 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1810 kg | 1750 kg |
| Vehicle Length | 4830 mm | 5400 mm |
| Vehicle Width | 1860 mm | 1980 mm |
| Vehicle Height | 1380 mm | 1390 mm |
| Wheelbase Size | 2790 mm | 2920 mm |
| Fuel Tank Capacity | 70 L | 90 L |
