2007 BMW Z4 vs. 2005 Mercedes-Benz C
To start off, 2007 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 2,497 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (215 HP @ 6500 RPM) has 74 more horse power than 2005 Mercedes-Benz C. (141 HP @ 4200 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz C weights approximately 208 kg more than 2007 BMW Z4.
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, 2005 Mercedes-Benz C (315 Nm @ 1800 RPM) has 65 more torque (in Nm) than 2007 BMW Z4. (250 Nm @ 2750 RPM). This means 2005 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 2005 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | Z4 | C |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2148 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 141 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 250 Nm | 315 Nm |
| Torque RPM | 2750 RPM | 1800 RPM |
| Engine Bore Size | 82 mm | 88 mm |
| Engine Stroke Size | 78.8 mm | 88.3 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 240 km/hour | 214 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 10.7 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1362 kg | 1570 kg |
| Vehicle Length | 4100 mm | 4550 mm |
| Vehicle Width | 1310 mm | 1730 mm |
| Vehicle Height | 1790 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2920 mm |
| Fuel Consumption Overall | 8.4 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 55 L | 62 L |
