2003 Infiniti Q45 vs. 2010 Dodge Challenger
To start off, 2010 Dodge Challenger is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2003 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2003 Infiniti Q45 (340 HP @ 6400 RPM) has 90 more horse power than 2010 Dodge Challenger. (250 HP @ 6400 RPM). In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2010 Dodge Challenger. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 117 kg more than 2010 Dodge Challenger. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 112 more torque (in Nm) than 2010 Dodge Challenger. (339 Nm @ 3800 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2010 Dodge Challenger.
Compare all specifications:
| 2003 Infiniti Q45 | 2010 Dodge Challenger | |
| Make | Infiniti | Dodge |
| Model | Q45 | Challenger |
| Year Released | 2003 | 2010 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 250 HP |
| Engine RPM | 6400 RPM | 6400 RPM |
| Torque | 451 Nm | 339 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1804 kg | 1687 kg |
| Vehicle Length | 5080 mm | 5022 mm |
| Vehicle Width | 1850 mm | 1923 mm |
| Vehicle Height | 1500 mm | 1450 mm |
| Wheelbase Size | 2880 mm | 2946 mm |
| Fuel Tank Capacity | 81 L | 68 L |
