2007 Cadillac STS vs. 2007 Mercedes-Benz B
To start off, both 2007 Cadillac STS and 2007 Mercedes-Benz B were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 182 more horse power than 2007 Mercedes-Benz B. (138 HP @ 4200 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2007 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 203 kg more than 2007 Mercedes-Benz B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Cadillac STS 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 2007 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz B, 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 127 more torque (in Nm) than 2007 Mercedes-Benz B. (300 Nm @ 1600 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz B.
Compare all specifications:
| 2007 Cadillac STS | 2007 Mercedes-Benz B | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | B |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1991 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 138 HP |
| Engine RPM | 6400 RPM | 4200 RPM |
| Torque | 427 Nm | 300 Nm |
| Torque RPM | 4400 RPM | 1600 RPM |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1638 kg | 1435 kg |
| Vehicle Length | 4990 mm | 4280 mm |
| Vehicle Width | 1850 mm | 1610 mm |
| Vehicle Height | 1470 mm | 1780 mm |
| Wheelbase Size | 2960 mm | 2780 mm |
| Fuel Consumption Overall | 11.8 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 64 L | 54 L |
