2006 Lexus LX vs. 2003 Proton 400
To start off, 2006 Lexus LX is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Proton 400. In addition, the cost of maintenance, including insurance, on 2003 Proton 400 would be higher. At 4,700 cc (8 cylinders), 2006 Lexus LX is equipped with a bigger engine. In terms of performance, 2006 Lexus LX (275 HP @ 5400 RPM) has 201 more horse power than 2003 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 2006 Lexus LX should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus LX weights approximately 795 kg more than 2003 Proton 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Lexus LX is four wheel drive (4WD), it will have significant more traction and grip than 2003 Proton 400. In wet, icy, snow, or gravel driving conditions, 2006 Lexus LX 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, 2006 Lexus LX (450 Nm @ 3400 RPM) has 342 more torque (in Nm) than 2003 Proton 400. (108 Nm @ 3000 RPM). This means 2006 Lexus LX will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400. 2006 Lexus LX has automatic transmission and 2003 Proton 400 has manual transmission. 2003 Proton 400 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Lexus LX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Lexus LX | 2003 Proton 400 | |
| Make | Lexus | Proton |
| Model | LX | 400 |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4700 cc | 1299 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 275 HP | 74 HP |
| Engine RPM | 5400 RPM | 6000 RPM |
| Torque | 450 Nm | 108 Nm |
| Torque RPM | 3400 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1765 kg | 970 kg |
| Vehicle Length | 4900 mm | 4370 mm |
| Vehicle Width | 1950 mm | 1700 mm |
| Vehicle Height | 1860 mm | 1390 mm |
| Wheelbase Size | 2860 mm | 2510 mm |
