2007 Cadillac STS vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 6 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 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 119 more horse power than 2007 Cadillac STS. (320 HP @ 6400 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 2007 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 586 kg more than 2007 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 2007 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series will offer significantly more control. 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 7 Series (651 Nm @ 4500 RPM) has 224 more torque (in Nm) than 2007 Cadillac STS. (427 Nm @ 4400 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS.
Compare all specifications:
| 2007 Cadillac STS | 2013 BMW 7 Series | |
| Make | Cadillac | BMW |
| Model | STS | 7 Series |
| Year Released | 2007 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4395 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 439 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 427 Nm | 651 Nm |
| Torque RPM | 4400 RPM | 4500 RPM |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 84 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 10.0 :1 |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1566 kg | 2152 kg |
| Vehicle Length | 4990 mm | 5074 mm |
| Vehicle Width | 1850 mm | 2134 mm |
| Vehicle Height | 1470 mm | 1471 mm |
| Wheelbase Size | 2960 mm | 3070 mm |
| Fuel Consumption Highway | 8.7 L/100km | 7.5 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 64 L | 80 L |
