1981 BMW 745 vs. 1971 Mercury Montego
To start off, 1981 BMW 745 is newer by 10 year(s). Which means there will be less support and parts availability for 1971 Mercury Montego. In addition, the cost of maintenance, including insurance, on 1971 Mercury Montego would be higher. At 4,095 cc (6 cylinders), 1971 Mercury Montego is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 156 more horse power than 1971 Mercury Montego. (96 HP @ 3600 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 1971 Mercury Montego. With that said, vehicle weight also plays an important factor in acceleration. 1971 Mercury Montego weights approximately 105 kg more than 1981 BMW 745.
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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 132 more torque (in Nm) than 1971 Mercury Montego. (248 Nm @ 1600 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1971 Mercury Montego.
Compare all specifications:
| 1981 BMW 745 | 1971 Mercury Montego | |
| Make | BMW | Mercury |
| Model | 745 | Montego |
| Year Released | 1981 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 4095 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 252 HP | 96 HP |
| Engine RPM | 5200 RPM | 3600 RPM |
| Torque | 380 Nm | 248 Nm |
| Torque RPM | 2200 RPM | 1600 RPM |
| Engine Bore Size | 92 mm | 93.5 mm |
| Engine Stroke Size | 86 mm | 99.3 mm |
| Engine Compression Ratio | 8.0:1 | 8.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Weight | 1590 kg | 1695 kg |
| Vehicle Length | 4870 mm | 5300 mm |
| Vehicle Width | 1810 mm | 2010 mm |
| Vehicle Height | 1440 mm | 1350 mm |
| Wheelbase Size | 2800 mm | 3010 mm |
