2007 BMW 525 vs. 1981 Mercedes-Benz G
To start off, 2007 BMW 525 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 1981 Mercedes-Benz G would be higher. At 5,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (216 HP @ 6500 RPM) has 91 more horse power than 1981 Mercedes-Benz G. (125 HP @ 5000 RPM). In normal driving conditions, 2007 BMW 525 should accelerate faster than 1981 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 1981 Mercedes-Benz G weights approximately 435 kg more than 2007 BMW 525.
Because 1981 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 525. In wet, icy, snow, or gravel driving conditions, 1981 Mercedes-Benz G 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, 2007 BMW 525 (250 Nm @ 2900 RPM) has 64 more torque (in Nm) than 1981 Mercedes-Benz G. (186 Nm @ 4000 RPM). This means 2007 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercedes-Benz G. 2007 BMW 525 has automatic transmission and 1981 Mercedes-Benz G has manual transmission. 1981 Mercedes-Benz G will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 525 | 1981 Mercedes-Benz G | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | G |
| Year Released | 2007 | 1981 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5497 cc | 2299 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 216 HP | 125 HP |
| Engine RPM | 6500 RPM | 5000 RPM |
| Torque | 250 Nm | 186 Nm |
| Torque RPM | 2900 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1495 kg | 1930 kg |
| Vehicle Length | 4850 mm | 4690 mm |
| Vehicle Width | 1470 mm | 1770 mm |
| Vehicle Height | 1850 mm | 1940 mm |
| Wheelbase Size | 2890 mm | 2860 mm |
