2005 BMW 325 vs. 2009 Mercedes-Benz SLK
To start off, 2009 Mercedes-Benz SLK is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 325. In addition, the cost of maintenance, including insurance, on 2005 BMW 325 would be higher. At 5,439 cc (8 cylinders), 2009 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLK (355 HP @ 5750 RPM) has 163 more horse power than 2005 BMW 325. (192 HP @ 6000 RPM) In normal driving conditions, 2009 Mercedes-Benz SLK should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 255 kg more than 2009 Mercedes-Benz SLK.
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 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 264 more torque (in Nm) than 2005 BMW 325. (246 Nm @ 3500 RPM). This means 2009 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325. 2009 Mercedes-Benz SLK has automatic transmission and 2005 BMW 325 has manual transmission. 2005 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 325 | 2009 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | 325 | SLK |
| Year Released | 2005 | 2009 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 192 HP | 355 HP |
| Engine RPM | 6000 RPM | 5750 RPM |
| Torque | 246 Nm | 510 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 97 mm |
| Engine Stroke Size | 75 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1495 kg | 1240 kg |
| Vehicle Length | 4490 mm | 4110 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2670 mm | 2440 mm |
| Fuel Consumption Overall | 9.1 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
