2007 BMW Convertible 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 BMW Convertible. In addition, the cost of maintenance, including insurance, on 2007 BMW Convertible would be higher. At 4,799 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 76 more horse power than 2007 BMW Convertible. (363 HP @ 6300 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 2007 BMW Convertible. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 327 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 161 more torque (in Nm) than 2007 BMW Convertible. (490 Nm @ 3600 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Convertible. 2013 BMW 7 Series 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. 2013 BMW 7 Series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Convertible | 2013 BMW 7 Series | |
| Make | BMW | BMW |
| Model | Convertible | 7 Series |
| Year Released | 2007 | 2013 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 4395 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 363 HP | 439 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 490 Nm | 651 Nm |
| Torque RPM | 3600 RPM | 4500 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.7 seconds | 4.8 seconds |
| Transmission Type | Manual | 8-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1850 kg | 2177 kg |
| Vehicle Length | 4830 mm | 5214 mm |
| Vehicle Width | 1380 mm | 2134 mm |
| Vehicle Height | 1860 mm | 1481 mm |
| Wheelbase Size | 2790 mm | 3210 mm |
| Fuel Tank Capacity | 70 L | 80 L |
