2006 BMW 550 vs. 2008 BMW 135
To start off, 2008 BMW 135 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 550. In addition, the cost of maintenance, including insurance, on 2006 BMW 550 would be higher. At 4,799 cc (8 cylinders), 2006 BMW 550 is equipped with a bigger engine. In terms of performance, 2006 BMW 550 (360 HP @ 6300 RPM) has 60 more horse power than 2008 BMW 135. (300 HP @ 5800 RPM). In normal driving conditions, 2006 BMW 550 should accelerate faster than 2008 BMW 135. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 550 weights approximately 165 kg more than 2008 BMW 135. 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, 2006 BMW 550 (488 Nm @ 3400 RPM) has 81 more torque (in Nm) than 2008 BMW 135. (407 Nm @ 1400 RPM). This means 2006 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 135.
Compare all specifications:
| 2006 BMW 550 | 2008 BMW 135 | |
| Make | BMW | BMW |
| Model | 550 | 135 |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 360 HP | 300 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 488 Nm | 407 Nm |
| Torque RPM | 3400 RPM | 1400 RPM |
| Engine Bore Size | 93.1 mm | 84 mm |
| Engine Stroke Size | 88.4 mm | 89.6 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 5.5 seconds | 5.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1725 kg | 1560 kg |
| Vehicle Length | 4880 mm | 4370 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2890 mm | 2670 mm |
| Fuel Consumption Overall | 12.4 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
