2005 Mercedes-Benz CLK vs. 2004 BMW 645
To start off, 2005 Mercedes-Benz CLK is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW 645. In addition, the cost of maintenance, including insurance, on 2004 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 113 more horse power than 2005 Mercedes-Benz CLK. (215 HP @ 4200 RPM) In normal driving conditions, 2004 BMW 645 should accelerate faster than 2005 Mercedes-Benz CLK. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 99 kg more than 2005 Mercedes-Benz CLK. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 BMW 645 (451 Nm) has 140 more torque (in Nm) than 2005 Mercedes-Benz CLK. (311 Nm). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz CLK.
Compare all specifications:
| 2005 Mercedes-Benz CLK | 2004 BMW 645 | |
| Make | Mercedes-Benz | BMW |
| Model | CLK | 645 |
| Year Released | 2005 | 2004 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3196 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 215 HP | 328 HP |
| Engine RPM | 4200 RPM | 6100 RPM |
| Torque | 311 Nm | 451 Nm |
| Engine Bore Size | 90 mm | 92 mm |
| Engine Stroke Size | 84 mm | 82.7 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1716 kg | 1815 kg |
| Vehicle Length | 4640 mm | 4830 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1390 mm | 1380 mm |
| Wheelbase Size | 2860 mm | 2790 mm |
| Fuel Consumption Overall | 10.7 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 62 L | 70 L |
