2007 BMW Convertible vs. 2006 Mercedes-Benz SL
To start off, 2007 BMW Convertible is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz SL would be higher. At 5,461 cc (8 cylinders), 2006 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SL (383 HP @ 6000 RPM) has 20 more horse power than 2007 BMW Convertible. (363 HP @ 6300 RPM) In normal driving conditions, 2006 Mercedes-Benz SL should accelerate faster than 2007 BMW Convertible. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SL weights approximately 60 kg more than 2007 BMW Convertible. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Mercedes-Benz SL (530 Nm @ 2800 RPM) has 40 more torque (in Nm) than 2007 BMW Convertible. (490 Nm @ 3600 RPM). This means 2006 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Convertible. 2006 Mercedes-Benz SL has automatic transmission and 2007 BMW Convertible has manual transmission. 2007 BMW Convertible will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Convertible | 2006 Mercedes-Benz SL | |
| Make | BMW | Mercedes-Benz |
| Model | Convertible | SL |
| Year Released | 2007 | 2006 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 5461 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 363 HP | 383 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 490 Nm | 530 Nm |
| Torque RPM | 3600 RPM | 2800 RPM |
| Engine Compression Ratio | 10.5:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.7 seconds | 5.4 seconds |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1850 kg | 1910 kg |
| Vehicle Length | 4830 mm | 4540 mm |
| Vehicle Width | 1380 mm | 1830 mm |
| Vehicle Height | 1860 mm | 1300 mm |
| Wheelbase Size | 2790 mm | 2570 mm |
| Fuel Tank Capacity | 70 L | 80 L |
