1990 BMW 730 vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 16 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 2,986 cc (6 cylinders), 1990 BMW 730 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 325 kg more than 1990 BMW 730.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1990 BMW 730. In wet, icy, snow, or gravel driving conditions, 2006 Mercury Mariner will offer significantly more control. 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, 1990 BMW 730 (260 Nm @ 4000 RPM) has 92 more torque (in Nm) than 2006 Mercury Mariner. (168 Nm @ 4250 RPM). This means 1990 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mariner. 2006 Mercury Mariner 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. 2006 Mercury Mariner will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 BMW 730 | 2006 Mercury Mariner | |
| Make | BMW | Mercury |
| Model | 730 | Mariner |
| Year Released | 1990 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 2299 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 0 HP |
| Torque | 260 Nm | 168 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Bore Size | 89 mm | 87.5 mm |
| Engine Stroke Size | 80 mm | 94 mm |
| Engine Compression Ratio | 9.0:1 | 12.3:1 |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1600 kg | 1925 kg |
| Vehicle Length | 4920 mm | 4430 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1790 mm |
| Wheelbase Size | 2840 mm | 2630 mm |
| Fuel Tank Capacity | 90 L | 57 L |
