2008 Cadillac STS vs. 2009 Mercedes-Benz GL
To start off, 2009 Mercedes-Benz GL is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2008 Cadillac STS would be higher. At 4,662 cc (8 cylinders), 2009 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (469 HP @ 6400 RPM) has 134 more horse power than 2009 Mercedes-Benz GL. (335 HP @ 6000 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2009 Mercedes-Benz GL. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 335 kg more than 2009 Mercedes-Benz GL. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2008 Cadillac STS (595 Nm @ 3900 RPM) has 135 more torque (in Nm) than 2009 Mercedes-Benz GL. (460 Nm @ 2700 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz GL.
Compare all specifications:
| 2008 Cadillac STS | 2009 Mercedes-Benz GL | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | GL |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4376 cc | 4662 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 469 HP | 335 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 595 Nm | 460 Nm |
| Torque RPM | 3900 RPM | 2700 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1225 kg |
| Vehicle Length | 5030 mm | 5100 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1480 mm | 1850 mm |
| Wheelbase Size | 2960 mm | 3080 mm |
| Fuel Consumption | 12.4 L/100km | 13.1 L/100km |
| Fuel Consumption City | 18.1 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 64 L | 100 L |
