1975 BMW 320 vs. 2006 Mercury Grand Marquis
To start off, 2006 Mercury Grand Marquis is newer by 31 year(s). Which means there will be less support and parts availability for 1975 BMW 320. In addition, the cost of maintenance, including insurance, on 1975 BMW 320 would be higher. At 4,604 cc (8 cylinders), 2006 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2006 Mercury Grand Marquis (224 HP @ 4800 RPM) has 115 more horse power than 1975 BMW 320. (109 HP @ 5800 RPM) In normal driving conditions, 2006 Mercury Grand Marquis should accelerate faster than 1975 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Grand Marquis weights approximately 955 kg more than 1975 BMW 320. 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 Mercury Grand Marquis (373 Nm @ 4000 RPM) has 216 more torque (in Nm) than 1975 BMW 320. (157 Nm @ 3700 RPM). This means 2006 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 320.
Compare all specifications:
| 1975 BMW 320 | 2006 Mercury Grand Marquis | |
| Make | BMW | Mercury |
| Model | 320 | Grand Marquis |
| Year Released | 1975 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 4604 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 109 HP | 224 HP |
| Engine RPM | 5800 RPM | 4800 RPM |
| Torque | 157 Nm | 373 Nm |
| Torque RPM | 3700 RPM | 4000 RPM |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1120 kg | 2075 kg |
| Vehicle Length | 4360 mm | 5390 mm |
| Vehicle Width | 1620 mm | 1990 mm |
| Vehicle Height | 1350 mm | 1450 mm |
| Wheelbase Size | 2580 mm | 2920 mm |
| Fuel Tank Capacity | 52 L | 72 L |
