2004 Kia Optima vs. 2005 Proton Juara
To start off, 2005 Proton Juara is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Kia Optima. In addition, the cost of maintenance, including insurance, on 2004 Kia Optima would be higher. At 2,671 cc (6 cylinders), 2004 Kia Optima is equipped with a bigger engine. In terms of performance, 2004 Kia Optima (170 HP @ 4000 RPM) has 100 more horse power than 2005 Proton Juara. (70 HP @ 6000 RPM). In normal driving conditions, 2004 Kia Optima should accelerate faster than 2005 Proton Juara. With that said, vehicle weight also plays an important factor in acceleration. 2004 Kia Optima weights approximately 482 kg more than 2005 Proton Juara. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Proton Juara 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 2005 Proton Juara. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Kia Optima (245 Nm) has 151 more torque (in Nm) than 2005 Proton Juara. (94 Nm). This means 2004 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2005 Proton Juara.
Compare all specifications:
| 2004 Kia Optima | 2005 Proton Juara | |
| Make | Kia | Proton |
| Model | Optima | Juara |
| Year Released | 2004 | 2005 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1094 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 70 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 245 Nm | 94 Nm |
| Drive Type | Front | Rear |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1487 kg | 1005 kg |
| Vehicle Length | 4730 mm | 3670 mm |
| Vehicle Width | 1820 mm | 1540 mm |
| Vehicle Height | 1420 mm | 1820 mm |
| Wheelbase Size | 2720 mm | 2400 mm |
