2006 Lexus GS vs. 2003 Lexus IS
To start off, 2006 Lexus GS is newer by 3 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 4,277 cc (8 cylinders), 2006 Lexus GS is equipped with a bigger engine. In terms of performance, 2006 Lexus GS (300 HP @ 5600 RPM) has 99 more horse power than 2003 Lexus IS. (201 HP @ 5600 RPM). In normal driving conditions, 2006 Lexus GS should accelerate faster than 2003 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus GS weights approximately 230 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, 2006 Lexus GS (441 Nm @ 3400 RPM) has 145 more torque (in Nm) than 2003 Lexus IS. (296 Nm @ 3800 RPM). This means 2006 Lexus GS will have an easier job in driving up hills or pulling heavy equipment than 2003 Lexus IS.
Compare all specifications:
2006 Lexus GS | 2003 Lexus IS | |
Make | Lexus | Lexus |
Model | GS | IS |
Year Released | 2006 | 2003 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 4277 cc | 2997 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 300 HP | 201 HP |
Engine RPM | 5600 RPM | 5600 RPM |
Torque | 441 Nm | 296 Nm |
Torque RPM | 3400 RPM | 3800 RPM |
Engine Compression Ratio | 10.5:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1770 kg | 1540 kg |
Vehicle Length | 4830 mm | 4510 mm |
Vehicle Width | 1830 mm | 1730 mm |
Vehicle Height | 1430 mm | 1440 mm |
Wheelbase Size | 2860 mm | 2680 mm |
Fuel Tank Capacity | 71 L | 66 L |