2007 Subaru Legacy vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 6 year(s). Which means there will be less support and parts availability for 2007 Subaru Legacy. In addition, the cost of maintenance, including insurance, on 2007 Subaru Legacy would be higher. At 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (437 HP @ 5500 RPM) has 195 more horse power than 2007 Subaru Legacy. (242 HP @ 6400 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 2007 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2007 Subaru Legacy weights approximately 10 kg more than 2013 BMW 6 series.
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, 2013 BMW 6 series (649 Nm @ 4500 RPM) has 339 more torque (in Nm) than 2007 Subaru Legacy. (310 Nm @ 2400 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 2007 Subaru Legacy.
Compare all specifications:
| 2007 Subaru Legacy | 2013 BMW 6 series | |
| Make | Subaru | BMW |
| Model | Legacy | 6 series |
| Year Released | 2007 | 2013 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 242 HP | 437 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 310 Nm | 649 Nm |
| Torque RPM | 2400 RPM | 4500 RPM |
| Engine Bore Size | 92 mm | 89 mm |
| Engine Stroke Size | 75 mm | 88 mm |
| Engine Compression Ratio | 9.5:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 237 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.1 seconds | 4.4 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2010 kg | 2000 kg |
| Vehicle Length | 4670 mm | 4896 mm |
| Vehicle Width | 1740 mm | 2081 mm |
| Vehicle Height | 1420 mm | 1369 mm |
| Wheelbase Size | 2680 mm | 2855 mm |
| Fuel Tank Capacity | 64 L | 70 L |
