2005 Lexus IS vs. 2006 Lexus SC
To start off, 2006 Lexus SC is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Lexus IS. In addition, the cost of maintenance, including insurance, on 2005 Lexus IS would be higher. At 4,277 cc (8 cylinders), 2006 Lexus SC is equipped with a bigger engine. In terms of performance, 2006 Lexus SC (288 HP @ 5600 RPM) has 78 more horse power than 2005 Lexus IS. (210 HP @ 5800 RPM) In normal driving conditions, 2006 Lexus SC should accelerate faster than 2005 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Lexus IS weights approximately 28 kg more than 2006 Lexus SC.
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 SC (431 Nm @ 3400 RPM) has 143 more torque (in Nm) than 2005 Lexus IS. (288 Nm @ 3800 RPM). This means 2006 Lexus SC will have an easier job in driving up hills or pulling heavy equipment than 2005 Lexus IS.
Compare all specifications:
| 2005 Lexus IS | 2006 Lexus SC | |
| Make | Lexus | Lexus |
| Model | IS | SC |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2997 cc | 4277 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 210 HP | 288 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 288 Nm | 431 Nm |
| Torque RPM | 3800 RPM | 3400 RPM |
| Engine Bore Size | 86.1 mm | 91 mm |
| Engine Stroke Size | 86 mm | 82.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 8.2 seconds | 6.4 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1575 kg | 1547 kg |
| Vehicle Length | 4410 mm | 4540 mm |
| Vehicle Width | 1730 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1360 mm |
| Wheelbase Size | 2680 mm | 2630 mm |
| Fuel Consumption Overall | 10.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 75 L |
