2007 BMW X3 vs. 2010 Mercedes-Benz SL
To start off, 2010 Mercedes-Benz SL is newer by 3 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. At 5,461 cc (8 cylinders), 2010 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz SL (382 HP @ 6000 RPM) has 234 more horse power than 2007 BMW X3. (148 HP @ 6200 RPM) In normal driving conditions, 2010 Mercedes-Benz SL should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mercedes-Benz SL weights approximately 1175 kg more than 2007 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2010 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2010 Mercedes-Benz SL (530 Nm @ 2800 RPM) has 330 more torque (in Nm) than 2007 BMW X3. (200 Nm @ 3750 RPM). This means 2010 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2010 Mercedes-Benz SL | |
| Make | BMW | Mercedes-Benz |
| Model | X3 | SL |
| Year Released | 2007 | 2010 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 5461 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 382 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 200 Nm | 530 Nm |
| Torque RPM | 3750 RPM | 2800 RPM |
| Engine Compression Ratio | 10.5:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1655 kg | 2830 kg |
| Vehicle Length | 4570 mm | 4540 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1680 mm | 1300 mm |
| Wheelbase Size | 2800 mm | 2570 mm |
| Fuel Consumption Overall | 9.3 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 67 L | 80 L |
