2008 BMW 550 vs. 2008 BMW 318
To start off, both 2008 BMW 550 and 2008 BMW 318 were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,799 cc, 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (360 HP @ 6300 RPM) has 212 more horse power than 2008 BMW 318. (148 HP @ 6200 RPM). In normal driving conditions, 2008 BMW 550 should accelerate faster than 2008 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 550 weights approximately 265 kg more than 2008 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2008 BMW 550 (490 Nm @ 3400 RPM) has 289 more torque (in Nm) than 2008 BMW 318. (201 Nm @ 3600 RPM). This means 2008 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 318.
Compare all specifications:
| 2008 BMW 550 | 2008 BMW 318 | |
| Make | BMW | BMW |
| Model | 550 | 318 |
| Year Released | 2008 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1995 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 360 HP | 148 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 490 Nm | 201 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Engine Bore Size | 93.1 mm | 84 mm |
| Engine Stroke Size | 88.3 mm | 90 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 5.9 seconds | 9.2 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1660 kg | 1395 kg |
| Vehicle Length | 4860 mm | 4490 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1380 mm |
| Wheelbase Size | 2890 mm | 2730 mm |
| Fuel Consumption Overall | 7.8 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
