2006 BMW 525 vs. 2009 Mercedes-Benz GL
To start off, 2009 Mercedes-Benz GL is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 525. In addition, the cost of maintenance, including insurance, on 2006 BMW 525 would be higher. At 4,662 cc (8 cylinders), 2009 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz GL (335 HP @ 6000 RPM) has 120 more horse power than 2006 BMW 525. (215 HP @ 6250 RPM) In normal driving conditions, 2009 Mercedes-Benz GL should accelerate faster than 2006 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 525 weights approximately 405 kg more than 2009 Mercedes-Benz GL.
Because 2009 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 525. In wet, icy, snow, or gravel driving conditions, 2009 Mercedes-Benz GL 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 GL (460 Nm @ 2700 RPM) has 209 more torque (in Nm) than 2006 BMW 525. (251 Nm @ 2750 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525. 2009 Mercedes-Benz GL has automatic transmission and 2006 BMW 525 has manual transmission. 2006 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 525 | 2009 Mercedes-Benz GL | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | GL |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 4662 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 215 HP | 335 HP |
| Engine RPM | 6250 RPM | 6000 RPM |
| Torque | 251 Nm | 460 Nm |
| Torque RPM | 2750 RPM | 2700 RPM |
| Engine Bore Size | 85.1 mm | 92.9 mm |
| Engine Stroke Size | 88.1 mm | 86 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 241 km/hour | 235 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1225 kg |
| Vehicle Length | 4860 mm | 5100 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1850 mm |
| Wheelbase Size | 2890 mm | 3080 mm |
| Fuel Consumption | 7.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 7.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
