2003 Infiniti Q45 vs. 2012 Lexus GS
To start off, 2012 Lexus GS is newer by 9 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 37 more horse power than 2012 Lexus GS. (303 HP @ 6200 RPM). In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2012 Lexus GS. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 83 kg more than 2012 Lexus GS. 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 80 more torque (in Nm) than 2012 Lexus GS. (371 Nm @ 3600 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2012 Lexus GS.
Compare all specifications:
| 2003 Infiniti Q45 | 2012 Lexus GS | |
| Make | Infiniti | Lexus |
| Model | Q45 | GS |
| Year Released | 2003 | 2012 |
| Body Type | Sedan | Sedan |
| 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 | 303 HP |
| Engine RPM | 6400 RPM | 6200 RPM |
| Torque | 451 Nm | 371 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1804 kg | 1721 kg |
| Vehicle Length | 5080 mm | 4826 mm |
| Vehicle Width | 1850 mm | 1821 mm |
| Vehicle Height | 1500 mm | 1425 mm |
| Wheelbase Size | 2880 mm | 2850 mm |
| Fuel Tank Capacity | 81 L | 71 L |
