2006 Infiniti Q45 vs. 2004 Mercedes-Benz S
To start off, 2006 Infiniti Q45 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2004 Mercedes-Benz S would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 98 more horse power than 2004 Mercedes-Benz S. (242 HP @ 5700 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2004 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz S weights approximately 490 kg more than 2006 Infiniti Q45.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2006 Infiniti Q45 (452 Nm @ 4000 RPM) has 102 more torque (in Nm) than 2004 Mercedes-Benz S. (350 Nm @ 3000 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercedes-Benz S.
Compare all specifications:
| 2006 Infiniti Q45 | 2004 Mercedes-Benz S | |
| Make | Infiniti | Mercedes-Benz |
| Model | Q45 | S |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 3724 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 340 HP | 242 HP |
| Engine RPM | 6400 RPM | 5700 RPM |
| Torque | 452 Nm | 350 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 97 mm |
| Engine Stroke Size | 82.7 mm | 84 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1810 kg |
| Vehicle Length | 5110 mm | 5050 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1450 mm |
| Wheelbase Size | 2880 mm | 2860 mm |
| Fuel Consumption Overall | 11.9 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 81 L | 88 L |
