2007 Kia Optima vs. 2007 Lexus IS
To start off, both 2007 Kia Optima and 2007 Lexus IS were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,654 cc (6 cylinders), 2007 Kia Optima is equipped with a bigger engine. In terms of performance, 2007 Lexus IS (205 HP @ 6400 RPM) has 20 more horse power than 2007 Kia Optima. (185 HP @ 6000 RPM) In normal driving conditions, 2007 Lexus IS should accelerate faster than 2007 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus IS weights approximately 278 kg more than 2007 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lexus IS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Lexus IS. However, in wet, icy, snow, or gravel driving conditions, 2007 Kia Optima, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Lexus IS (251 Nm @ 4800 RPM) has 4 more torque (in Nm) than 2007 Kia Optima. (247 Nm @ 4000 RPM). This means 2007 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Optima.
Compare all specifications:
2007 Kia Optima | 2007 Lexus IS | |
Make | Kia | Lexus |
Model | Optima | IS |
Year Released | 2007 | 2007 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2654 cc | 2499 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 185 HP | 205 HP |
Engine RPM | 6000 RPM | 6400 RPM |
Torque | 247 Nm | 251 Nm |
Torque RPM | 4000 RPM | 4800 RPM |
Engine Compression Ratio | 10.4:1 | 12.0:1 |
Fuel Type | Gasoline - Premium | Diesel |
Drive Type | Front | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1487 kg | 1765 kg |
Vehicle Length | 4740 mm | 4580 mm |
Vehicle Width | 1810 mm | 1810 mm |
Vehicle Height | 1490 mm | 1430 mm |
Wheelbase Size | 2730 mm | 2740 mm |
Fuel Consumption | 7.8 L/100km | 8.1 L/100km |
Fuel Consumption City | 10.7 L/100km | 11.8 L/100km |
Fuel Consumption Overall | 9.4 L/100km | 9.3 L/100km |
Fuel Tank Capacity | 62 L | 65 L |