1992 BMW 520 vs. 2006 Mercedes-Benz GL
To start off, 2006 Mercedes-Benz GL is newer by 14 year(s). Which means there will be less support and parts availability for 1992 BMW 520. In addition, the cost of maintenance, including insurance, on 1992 BMW 520 would be higher. At 2,987 cc (6 cylinders), 2006 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz GL (221 HP @ 3800 RPM) has 73 more horse power than 1992 BMW 520. (148 HP @ 5900 RPM) In normal driving conditions, 2006 Mercedes-Benz GL should accelerate faster than 1992 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz GL weights approximately 966 kg more than 1992 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 1992 BMW 520. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Mercedes-Benz GL (510 Nm @ 1600 RPM) has 320 more torque (in Nm) than 1992 BMW 520. (190 Nm @ 4700 RPM). This means 2006 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 1992 BMW 520.
Compare all specifications:
| 1992 BMW 520 | 2006 Mercedes-Benz GL | |
| Make | BMW | Mercedes-Benz |
| Model | 520 | GL |
| Year Released | 1992 | 2006 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 221 HP |
| Engine RPM | 5900 RPM | 3800 RPM |
| Torque | 190 Nm | 510 Nm |
| Torque RPM | 4700 RPM | 1600 RPM |
| Engine Bore Size | 80.1 mm | 83 mm |
| Engine Stroke Size | 66 mm | 92 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1488 kg | 2454 kg |
| Vehicle Length | 4730 mm | 5090 mm |
| Vehicle Width | 1760 mm | 1930 mm |
| Vehicle Height | 1400 mm | 1850 mm |
