2009 Mercedes-Benz GL vs. 1986 Porsche 928
To start off, 2009 Mercedes-Benz GL is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Porsche 928. In addition, the cost of maintenance, including insurance, on 1986 Porsche 928 would be higher. At 5,461 cc (8 cylinders), 2009 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz GL (382 HP @ 6000 RPM) has 65 more horse power than 1986 Porsche 928. (317 HP @ 6000 RPM). In normal driving conditions, 2009 Mercedes-Benz GL should accelerate faster than 1986 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz GL weights approximately 855 kg more than 1986 Porsche 928. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 1986 Porsche 928. 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 (531 Nm @ 2800 RPM) has 92 more torque (in Nm) than 1986 Porsche 928. (439 Nm @ 3000 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 1986 Porsche 928. 2009 Mercedes-Benz GL has automatic transmission and 1986 Porsche 928 has manual transmission. 1986 Porsche 928 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:
| 2009 Mercedes-Benz GL | 1986 Porsche 928 | |
| Make | Mercedes-Benz | Porsche |
| Model | GL | 928 |
| Year Released | 2009 | 1986 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5461 cc | 4957 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 382 HP | 317 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 531 Nm | 439 Nm |
| Torque RPM | 2800 RPM | 3000 RPM |
| Engine Bore Size | 98 mm | 100 mm |
| Engine Stroke Size | 90.5 mm | 78.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2445 kg | 1590 kg |
| Vehicle Length | 5090 mm | 4450 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1930 mm | 1290 mm |
| Wheelbase Size | 3080 mm | 2510 mm |
| Fuel Tank Capacity | 100 L | 66 L |
