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 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 215 more horse power than 2005 Mercedes-Benz C. (120 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 180 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, 2007 BMW Z4 (315 Nm @ 2750 RPM) has 45 more torque (in Nm) than 2005 Mercedes-Benz C. (270 Nm @ 1600 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C.
Compare all specifications:
| 2007 BMW Z4 | 2005 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | Z4 | C |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2147 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 120 HP |
| Engine RPM | 7900 RPM | 4200 RPM |
| Torque | 315 Nm | 270 Nm |
| Torque RPM | 2750 RPM | 1600 RPM |
| Engine Compression Ratio | 11.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 6.2 seconds | 11.7 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1310 kg | 1490 kg |
| Vehicle Length | 4100 mm | 4350 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1410 mm |
| Wheelbase Size | 2500 mm | 2720 mm |
| Fuel Consumption Overall | 9.5 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 55 L | 62 L |
