2009 BMW 635 vs. 2009 BMW 318
To start off, both 2009 BMW 635 and 2009 BMW 318 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 141 more horse power than 2009 BMW 318. (141 HP @ 4000 RPM). In normal driving conditions, 2009 BMW 635 should accelerate faster than 2009 BMW 318.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 BMW 635 (580 Nm @ 1750 RPM) has 280 more torque (in Nm) than 2009 BMW 318. (300 Nm @ 2500 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 318. 2009 BMW 635 has automatic transmission and 2009 BMW 318 has manual transmission. 2009 BMW 318 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 635 | 2009 BMW 318 | |
| Make | BMW | BMW |
| Model | 635 | 318 |
| Year Released | 2009 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 141 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 580 Nm | 300 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Compression Ratio | 17.0:1 | 16.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 250 km/hour | 205 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 9.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4830 mm | 4530 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2770 mm |
| Fuel Consumption Overall | 7.4 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
