2005 BMW X5 vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW X5. In addition, the cost of maintenance, including insurance, on 2005 BMW X5 would be higher. At 5,441 cc (8 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (400 HP @ 5750 RPM) has 185 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM) In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 210 kg more than 2007 Mercedes-Benz SLK.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 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, 2007 Mercedes-Benz SLK (706 Nm @ 3750 RPM) has 186 more torque (in Nm) than 2005 BMW X5. (520 Nm @ 2000 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW X5. 2007 Mercedes-Benz SLK has automatic transmission and 2005 BMW X5 has manual transmission. 2005 BMW X5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW X5 | 2007 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | X5 | SLK |
| Year Released | 2005 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 5441 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 215 HP | 400 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 520 Nm | 706 Nm |
| Torque RPM | 2000 RPM | 3750 RPM |
| Engine Bore Size | 84 mm | 97 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 210 km/hour | 280 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 4.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2170 kg | 1960 kg |
| Vehicle Length | 4670 mm | 4540 mm |
| Vehicle Width | 1880 mm | 1830 mm |
| Vehicle Height | 1720 mm | 1300 mm |
| Wheelbase Size | 2830 mm | 2570 mm |
| Fuel Consumption Overall | 8.6 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 93 L | 80 L |
