2002 Proton 400 vs. 2011 BMW 750
To start off, 2011 BMW 750 is newer by 9 year(s). Which means there will be less support and parts availability for 2002 Proton 400. In addition, the cost of maintenance, including insurance, on 2002 Proton 400 would be higher. At 4,400 cc (8 cylinders), 2011 BMW 750 is equipped with a bigger engine. In terms of performance, 2011 BMW 750 (400 HP @ 5500 RPM) has 326 more horse power than 2002 Proton 400. (74 HP @ 6000 RPM) In normal driving conditions, 2011 BMW 750 should accelerate faster than 2002 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 750 weights approximately 1235 kg more than 2002 Proton 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW 750 is all wheel drive (AWD), it will have significant more traction and grip than 2002 Proton 400. In wet, icy, snow, or gravel driving conditions, 2011 BMW 750 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, 2011 BMW 750 (609 Nm @ 1750 RPM) has 501 more torque (in Nm) than 2002 Proton 400. (108 Nm @ 3000 RPM). This means 2011 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 2002 Proton 400. 2011 BMW 750 has automatic transmission and 2002 Proton 400 has manual transmission. 2002 Proton 400 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 BMW 750 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Proton 400 | 2011 BMW 750 | |
| Make | Proton | BMW |
| Model | 400 | 750 |
| Year Released | 2002 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1299 cc | 4400 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 74 HP | 400 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 108 Nm | 609 Nm |
| Torque RPM | 3000 RPM | 1750 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 970 kg | 2205 kg |
| Vehicle Length | 4370 mm | 5215 mm |
| Vehicle Width | 1700 mm | 1902 mm |
| Vehicle Height | 1390 mm | 1481 mm |
| Wheelbase Size | 2510 mm | 3211 mm |
