2008 BMW 545 vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 5 year(s). Which means there will be less support and parts availability for 2008 BMW 545. In addition, the cost of maintenance, including insurance, on 2008 BMW 545 would be higher. At 4,397 cc (8 cylinders), 2008 BMW 545 is equipped with a bigger engine. In terms of performance, 2008 BMW 545 (328 HP @ 6100 RPM) has 10 more horse power than 2013 BMW 6 series. (318 HP @ 6000 RPM). In normal driving conditions, 2008 BMW 545 should accelerate faster than 2013 BMW 6 series. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 110 kg more than 2008 BMW 545.
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, both vehicles can yield 450 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2013 BMW 6 series has automatic transmission and 2008 BMW 545 has manual transmission. 2008 BMW 545 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 6 series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 545 | 2013 BMW 6 series | |
| Make | BMW | BMW |
| Model | 545 | 6 series |
| Year Released | 2008 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4397 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 318 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 450 Nm | 450 Nm |
| Torque RPM | 3600 RPM | 4500 RPM |
| Engine Bore Size | 92 mm | 89 mm |
| Engine Stroke Size | 82.7 mm | 89 mm |
| Engine Compression Ratio | 10.0:1 | 10.2 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1705 kg | 1815 kg |
| Vehicle Length | 4850 mm | 4894 mm |
| Vehicle Width | 1850 mm | 1894 mm |
| Vehicle Height | 1470 mm | 1369 mm |
| Wheelbase Size | 2890 mm | 2855 mm |
| Fuel Tank Capacity | 70 L | 70 L |
