1981 BMW 725 vs. 2008 Mercedes-Benz ML
To start off, 2008 Mercedes-Benz ML is newer by 27 year(s). Which means there will be less support and parts availability for 1981 BMW 725. In addition, the cost of maintenance, including insurance, on 1981 BMW 725 would be higher. At 2,685 cc, 2008 Mercedes-Benz ML is equipped with a bigger engine.
Because 2008 Mercedes-Benz ML is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 725. In wet, icy, snow, or gravel driving conditions, 2008 Mercedes-Benz ML 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, 2008 Mercedes-Benz ML (400 Nm @ 1800 RPM) has 185 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 2008 Mercedes-Benz ML will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
| 1981 BMW 725 | 2008 Mercedes-Benz ML | |
| Make | BMW | Mercedes-Benz |
| Model | 725 | ML |
| Year Released | 1981 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2493 cc | 2685 cc |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 0 HP |
| Torque | 215 Nm | 400 Nm |
| Torque RPM | 4000 RPM | 1800 RPM |
| Engine Bore Size | 86 mm | 88 mm |
| Engine Stroke Size | 71.6 mm | 88.3 mm |
| Engine Compression Ratio | 9.6:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4870 mm | 4630 mm |
| Vehicle Height | 1440 mm | 1480 mm |
| Wheelbase Size | 2810 mm | 2830 mm |
