1991 BMW 525 vs. 2004 Mercedes-Benz ML
To start off, 2004 Mercedes-Benz ML is newer by 13 year(s). Which means there will be less support and parts availability for 1991 BMW 525. In addition, the cost of maintenance, including insurance, on 1991 BMW 525 would be higher. At 4,966 cc (8 cylinders), 2004 Mercedes-Benz ML is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz ML (288 HP @ 5600 RPM) has 145 more horse power than 1991 BMW 525. (143 HP @ 4800 RPM) In normal driving conditions, 2004 Mercedes-Benz ML should accelerate faster than 1991 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz ML weights approximately 651 kg more than 1991 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Mercedes-Benz ML is four wheel drive (4WD), it will have significant more traction and grip than 1991 BMW 525. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Mercedes-Benz ML (460 Nm @ 2700 RPM) has 200 more torque (in Nm) than 1991 BMW 525. (260 Nm @ 2200 RPM). This means 2004 Mercedes-Benz ML will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 525. 2004 Mercedes-Benz ML has automatic transmission and 1991 BMW 525 has manual transmission. 1991 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mercedes-Benz ML will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 BMW 525 | 2004 Mercedes-Benz ML | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | ML |
| Year Released | 1991 | 2004 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 4966 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 143 HP | 288 HP |
| Engine RPM | 4800 RPM | 5600 RPM |
| Torque | 260 Nm | 460 Nm |
| Torque RPM | 2200 RPM | 2700 RPM |
| Engine Bore Size | 80 mm | 97 mm |
| Engine Stroke Size | 83 mm | 84 mm |
| Engine Compression Ratio | 22.0:1 | 10.0:1 |
| Top Speed | 199 km/hour | 235 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 6.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1560 kg | 2211 kg |
| Vehicle Length | 4730 mm | 4790 mm |
| Vehicle Width | 1760 mm | 1920 mm |
| Vehicle Height | 1420 mm | 1820 mm |
| Wheelbase Size | 2770 mm | 2720 mm |
| Fuel Tank Capacity | 80 L | 86 L |
