2005 Audi S4 vs. 2006 Mercedes-Benz GL
To start off, 2006 Mercedes-Benz GL is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6200 RPM) has 119 more horse power than 2006 Mercedes-Benz GL. (221 HP @ 3800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2006 Mercedes-Benz GL. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz GL weights approximately 672 kg more than 2005 Audi S4.
Let's talk about torque, 2006 Mercedes-Benz GL (510 Nm) has 100 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2006 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2006 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | GL |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2987 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 221 HP |
| Engine RPM | 6200 RPM | 3800 RPM |
| Torque | 410 Nm | 510 Nm |
| Engine Bore Size | 85 mm | 83 mm |
| Engine Stroke Size | 93 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1782 kg | 2454 kg |
| Vehicle Length | 4550 mm | 5090 mm |
| Vehicle Width | 1770 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2760 mm | 3080 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 66 L | 100 L |
