2005 BMW 325 vs. 2003 Proton 400
To start off, 2005 BMW 325 is newer by 2 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 2,491 cc (6 cylinders), 2005 BMW 325 is equipped with a bigger engine. In terms of performance, 2005 BMW 325 (190 HP @ 7400 RPM) has 116 more horse power than 2003 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 2005 BMW 325 should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 660 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.
Let's talk about torque, 2005 BMW 325 (237 Nm) has 129 more torque (in Nm) than 2003 Proton 400. (108 Nm). This means 2005 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400.
Compare all specifications:
| 2005 BMW 325 | 2003 Proton 400 | |
| Make | BMW | Proton |
| Model | 325 | 400 |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 1299 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 190 HP | 74 HP |
| Engine RPM | 7400 RPM | 6000 RPM |
| Torque | 237 Nm | 108 Nm |
| Vehicle Weight | 1630 kg | 970 kg |
| Vehicle Length | 4480 mm | 4370 mm |
| Vehicle Width | 1750 mm | 1700 mm |
| Vehicle Height | 1440 mm | 1390 mm |
| Wheelbase Size | 2830 mm | 2510 mm |
