2003 Proton 400 vs. 2010 BMW Z4
To start off, 2010 BMW Z4 is newer by 7 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 3,000 cc (6 cylinders), 2010 BMW Z4 is equipped with a bigger engine. In terms of performance, 2010 BMW Z4 (255 HP @ 6600 RPM) has 181 more horse power than 2003 Proton 400. (74 HP @ 6000 RPM) In normal driving conditions, 2010 BMW Z4 should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW Z4 weights approximately 480 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 2010 BMW Z4 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 2010 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 Proton 400, 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, 2010 BMW Z4 (298 Nm @ 2600 RPM) has 190 more torque (in Nm) than 2003 Proton 400. (108 Nm @ 3000 RPM). This means 2010 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400.
Compare all specifications:
| 2003 Proton 400 | 2010 BMW Z4 | |
| Make | Proton | BMW |
| Model | 400 | Z4 |
| Year Released | 2003 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1297 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 74 HP | 255 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 108 Nm | 298 Nm |
| Torque RPM | 3000 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 990 kg | 1470 kg |
| Vehicle Length | 4280 mm | 4239 mm |
| Vehicle Width | 1700 mm | 1791 mm |
| Vehicle Height | 1390 mm | 1290 mm |
| Wheelbase Size | 2510 mm | 2497 mm |
