2007 BMW X3 vs. 2001 Proton 400
To start off, 2007 BMW X3 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Proton 400. In addition, the cost of maintenance, including insurance, on 2001 Proton 400 would be higher. At 2,979 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 186 more horse power than 2001 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2001 Proton 400.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Proton 400. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2007 BMW X3 (306 Nm @ 2750 RPM) has 198 more torque (in Nm) than 2001 Proton 400. (108 Nm @ 3000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2001 Proton 400.
Compare all specifications:
| 2007 BMW X3 | 2001 Proton 400 | |
| Make | BMW | Proton |
| Model | X3 | 400 |
| Year Released | 2007 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 260 HP | 74 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 306 Nm | 108 Nm |
| Torque RPM | 2750 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Vehicle Length | 4580 mm | 4370 mm |
| Vehicle Width | 1860 mm | 1700 mm |
| Vehicle Height | 1680 mm | 1390 mm |
| Wheelbase Size | 2800 mm | 2510 mm |
