2007 Cadillac STS vs. 2012 BMW 520
To start off, 2012 BMW 520 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS would be higher. At 3,563 cc (6 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (253 HP @ 6500 RPM) has 71 more horse power than 2012 BMW 520. (182 HP @ 5000 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2012 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 112 kg more than 2012 BMW 520. 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, 2007 Cadillac STS (342 Nm @ 3200 RPM) has 72 more torque (in Nm) than 2012 BMW 520. (270 Nm @ 4500 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2012 BMW 520.
Compare all specifications:
| 2007 Cadillac STS | 2012 BMW 520 | |
| Make | Cadillac | BMW |
| Model | STS | 520 |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 253 HP | 182 HP |
| Engine RPM | 6500 RPM | 5000 RPM |
| Torque | 342 Nm | 270 Nm |
| Torque RPM | 3200 RPM | 4500 RPM |
| Engine Bore Size | 94 mm | 90.1 mm |
| Engine Stroke Size | 85.6 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 230 km/hour | 227 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 7.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1782 kg | 1670 kg |
| Vehicle Length | 4990 mm | 4899 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1464 mm |
| Wheelbase Size | 2960 mm | 2968 mm |
| Fuel Consumption Highway | 9.8 L/100km | 5.5 L/100km |
| Fuel Consumption City | 13.8 L/100km | 8.9 L/100km |
| Fuel Consumption Overall | 12.5 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
