2008 BMW 525 vs. 2009 Mercedes-Benz R
To start off, 2009 Mercedes-Benz R is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 525. In addition, the cost of maintenance, including insurance, on 2008 BMW 525 would be higher. At 2,987 cc, 2009 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz R (221 HP @ 3800 RPM) has 6 more horse power than 2008 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2009 Mercedes-Benz R should accelerate faster than 2008 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz R weights approximately 804 kg more than 2008 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 525. In wet, icy, snow, or gravel driving conditions, 2009 Mercedes-Benz R 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, 2009 Mercedes-Benz R (510 Nm @ 2800 RPM) has 260 more torque (in Nm) than 2008 BMW 525. (250 Nm @ 2900 RPM). This means 2009 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 525. 2009 Mercedes-Benz R has automatic transmission and 2008 BMW 525 has manual transmission. 2008 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 525 | 2009 Mercedes-Benz R | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | R |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2987 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 221 HP |
| Engine RPM | 6500 RPM | 3800 RPM |
| Torque | 250 Nm | 510 Nm |
| Torque RPM | 2900 RPM | 2800 RPM |
| Engine Compression Ratio | 10.5:1 | 17.7:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 235 km/hour | 222 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 8.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1494 kg | 2298 kg |
| Vehicle Length | 4850 mm | 5180 mm |
| Vehicle Width | 1850 mm | 1670 mm |
| Vehicle Height | 1470 mm | 1930 mm |
| Wheelbase Size | 2890 mm | 3220 mm |
| Fuel Consumption Overall | 9.4 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
