1977 BMW 520 vs. 2005 Mercedes-Benz ML
To start off, 2005 Mercedes-Benz ML is newer by 28 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 3,724 cc (6 cylinders), 2005 Mercedes-Benz ML is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz ML (232 HP @ 5750 RPM) has 98 more horse power than 1977 BMW 520. (134 HP @ 4000 RPM) In normal driving conditions, 2005 Mercedes-Benz ML should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz ML weights approximately 620 kg more than 1977 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz ML is four wheel drive (4WD), it will have significant more traction and grip than 1977 BMW 520. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Mercedes-Benz ML (347 Nm @ 3000 RPM) has 67 more torque (in Nm) than 1977 BMW 520. (280 Nm @ 1750 RPM). This means 2005 Mercedes-Benz ML will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520. 2005 Mercedes-Benz ML has automatic transmission and 1977 BMW 520 has manual transmission. 1977 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz ML will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 BMW 520 | 2005 Mercedes-Benz ML | |
| Make | BMW | Mercedes-Benz |
| Model | 520 | ML |
| Year Released | 1977 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1951 cc | 3724 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 134 HP | 232 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 280 Nm | 347 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 97 mm |
| Engine Stroke Size | 88 mm | 84 mm |
| Top Speed | 206 km/hour | 205 km/hour |
| Acceleration 0-100mph | 10.9 seconds | 8.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1565 kg | 2185 kg |
| Vehicle Length | 4780 mm | 4640 mm |
| Vehicle Width | 1810 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1830 mm |
| Wheelbase Size | 2840 mm | 2860 mm |
| Fuel Consumption | 4.7 L/100km | 13.1 L/100km |
| Fuel Consumption City | 7.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 5.9 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 70 L | 83 L |
