2009 Cadillac BLS vs. 2011 BMW 520
To start off, 2011 BMW 520 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Cadillac BLS. In addition, the cost of maintenance, including insurance, on 2009 Cadillac BLS would be higher. At 1,998 cc, 2009 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2011 BMW 520 (182 HP @ 5000 RPM) has 6 more horse power than 2009 Cadillac BLS. (176 HP @ 5500 RPM) In normal driving conditions, 2011 BMW 520 should accelerate faster than 2009 Cadillac BLS. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 520 weights approximately 224 kg more than 2009 Cadillac BLS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW 520 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2011 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 2009 Cadillac BLS, being front wheel drive (FWD), will offer much better control with better grip. 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, 2011 BMW 520 (270 Nm @ 4500 RPM) has 5 more torque (in Nm) than 2009 Cadillac BLS. (265 Nm @ 2500 RPM). This means 2011 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac BLS.
Compare all specifications:
| 2009 Cadillac BLS | 2011 BMW 520 | |
| Make | Cadillac | BMW |
| Model | BLS | 520 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1997 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 176 HP | 182 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 265 Nm | 270 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1566 kg | 1790 kg |
| Vehicle Length | 4690 mm | 4907 mm |
| Vehicle Width | 1460 mm | 1860 mm |
| Vehicle Height | 1770 mm | 1462 mm |
| Wheelbase Size | 2680 mm | 2968 mm |
| Fuel Tank Capacity | 58 L | 70 L |
