2007 BMW Z4 vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 3,497 cc (6 cylinders), 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz C (268 HP @ 6000 RPM) has 53 more horse power than 2007 BMW Z4. (215 HP @ 6500 RPM) In normal driving conditions, 2009 Mercedes-Benz C should accelerate faster than 2007 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 137 kg more than 2009 Mercedes-Benz C.
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 C (350 Nm @ 2400 RPM) has 100 more torque (in Nm) than 2007 BMW Z4. (250 Nm @ 2750 RPM). This means 2009 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4. 2009 Mercedes-Benz C has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz C will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Z4 | 2009 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | Z4 | C |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 268 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 250 Nm | 350 Nm |
| Torque RPM | 2750 RPM | 2400 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1362 kg | 1225 kg |
| Vehicle Length | 4100 mm | 4640 mm |
| Vehicle Width | 1310 mm | 1780 mm |
| Vehicle Height | 1790 mm | 1440 mm |
| Wheelbase Size | 2500 mm | 2770 mm |
| Fuel Consumption Overall | 8.4 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 55 L | 66 L |
