2008 BMW 745 vs. 2011 BMW 550
To start off, 2011 BMW 550 is newer by 3 year(s). Which means there will be less support and parts availability for 2008 BMW 745. In addition, the cost of maintenance, including insurance, on 2008 BMW 745 would be higher. At 4,423 cc (8 cylinders), 2008 BMW 745 is equipped with a bigger engine. In terms of performance, 2011 BMW 550 (400 HP @ 5500 RPM) has 75 more horse power than 2008 BMW 745. (325 HP @ 3800 RPM) In normal driving conditions, 2011 BMW 550 should accelerate faster than 2008 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 745 weights approximately 145 kg more than 2011 BMW 550.
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 745 (701 Nm @ 1900 RPM) has 92 more torque (in Nm) than 2011 BMW 550. (609 Nm @ 1750 RPM). This means 2008 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2011 BMW 550. 2008 BMW 745 has automatic transmission and 2011 BMW 550 has manual transmission. 2011 BMW 550 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW 745 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 745 | 2011 BMW 550 | |
| Make | BMW | BMW |
| Model | 745 | 550 |
| Year Released | 2008 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4423 cc | 4400 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 325 HP | 400 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 701 Nm | 609 Nm |
| Torque RPM | 1900 RPM | 1750 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2115 kg | 1970 kg |
| Vehicle Length | 5050 mm | 4905 mm |
| Vehicle Width | 1910 mm | 1859 mm |
| Vehicle Height | 1500 mm | 1463 mm |
| Wheelbase Size | 3000 mm | 2969 mm |
| Fuel Tank Capacity | 88 L | 70 L |
