2009 Infiniti G37 vs. 2003 Lexus IS
To start off, 2009 Infiniti G37 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Lexus IS. In addition, the cost of maintenance, including insurance, on 2003 Lexus IS would be higher. At 3,696 cc (6 cylinders), 2009 Infiniti G37 is equipped with a bigger engine. In terms of performance, 2009 Infiniti G37 (328 HP @ 7000 RPM) has 175 more horse power than 2003 Lexus IS. (153 HP @ 6200 RPM). In normal driving conditions, 2009 Infiniti G37 should accelerate faster than 2003 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti G37 weights approximately 720 kg more than 2003 Lexus IS. 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, 2009 Infiniti G37 (365 Nm @ 5200 RPM) has 169 more torque (in Nm) than 2003 Lexus IS. (196 Nm @ 4600 RPM). This means 2009 Infiniti G37 will have an easier job in driving up hills or pulling heavy equipment than 2003 Lexus IS. 2009 Infiniti G37 has automatic transmission and 2003 Lexus IS has manual transmission. 2003 Lexus IS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Infiniti G37 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Infiniti G37 | 2003 Lexus IS | |
| Make | Infiniti | Lexus |
| Model | G37 | IS |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3696 cc | 1988 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 153 HP |
| Engine RPM | 7000 RPM | 6200 RPM |
| Torque | 365 Nm | 196 Nm |
| Torque RPM | 5200 RPM | 4600 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2120 kg | 1400 kg |
| Vehicle Length | 4790 mm | 4410 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2680 mm |
| Fuel Tank Capacity | 76 L | 70 L |
