2004 Kia Optima vs. 2004 Lexus GX
To start off, both 2004 Kia Optima and 2004 Lexus GX were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,663 cc (8 cylinders), 2004 Lexus GX is equipped with a bigger engine. In terms of performance, 2004 Lexus GX (232 HP @ 4800 RPM) has 94 more horse power than 2004 Kia Optima. (138 HP @ 3800 RPM) In normal driving conditions, 2004 Lexus GX should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2004 Lexus GX weights approximately 571 kg more than 2004 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Lexus GX is four wheel drive (4WD), it will have significant more traction and grip than 2004 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2004 Lexus GX will offer significantly more control. 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, 2004 Lexus GX (434 Nm) has 235 more torque (in Nm) than 2004 Kia Optima. (199 Nm). This means 2004 Lexus GX will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
| 2004 Kia Optima | 2004 Lexus GX | |
| Make | Kia | Lexus |
| Model | Optima | GX |
| Year Released | 2004 | 2004 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2398 cc | 4663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 232 HP |
| Engine RPM | 3800 RPM | 4800 RPM |
| Torque | 199 Nm | 434 Nm |
| Engine Bore Size | 87 mm | 94 mm |
| Engine Stroke Size | 100 mm | 84 mm |
| Drive Type | Front | 4WD |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1549 kg | 2120 kg |
| Vehicle Length | 4730 mm | 4790 mm |
| Vehicle Width | 1820 mm | 1890 mm |
| Vehicle Height | 1420 mm | 1900 mm |
| Wheelbase Size | 2720 mm | 2800 mm |
