1972 BMW 520 vs. 2005 Mercury Mountaineer
To start off, 2005 Mercury Mountaineer is newer by 33 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. At 4,015 cc (6 cylinders), 2005 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2005 Mercury Mountaineer (210 HP) has 60 more horse power than 1972 BMW 520. (150 HP) In normal driving conditions, 2005 Mercury Mountaineer should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercury Mountaineer weights approximately 472 kg more than 1972 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Mercury Mountaineer (344 Nm) has 154 more torque (in Nm) than 1972 BMW 520. (190 Nm). This means 2005 Mercury Mountaineer will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 1972 BMW 520 | 2005 Mercury Mountaineer | |
| Make | BMW | Mercury |
| Model | 520 | Mountaineer |
| Year Released | 1972 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 4015 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 150 HP | 210 HP |
| Torque | 190 Nm | 344 Nm |
| Engine Bore Size | 80 mm | 100 mm |
| Engine Stroke Size | 66 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 9.7:1 |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1445 kg | 1917 kg |
| Vehicle Length | 4630 mm | 4860 mm |
| Vehicle Width | 1700 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2770 mm | 2900 mm |
| Fuel Consumption | 7.3 L/100km | 11.4 L/100km |
| Fuel Consumption City | 12.4 L/100km | 14.9 L/100km |
| Fuel Consumption Overall | 9.2 L/100km | 13.2 L/100km |
| Fuel Tank Capacity | 80 L | 85 L |
