2009 BMW Z4 vs. 2011 Mercedes-Benz E
To start off, 2011 Mercedes-Benz E is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW Z4. In addition, the cost of maintenance, including insurance, on 2009 BMW Z4 would be higher. At 3,500 cc (6 cylinders), 2011 Mercedes-Benz E is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 33 more horse power than 2011 Mercedes-Benz E. (302 HP @ 6500 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2011 Mercedes-Benz E. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz E weights approximately 386 kg more than 2009 BMW Z4.
Because 2011 Mercedes-Benz E is all wheel drive (AWD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2011 Mercedes-Benz E 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, 2011 Mercedes-Benz E (370 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2011 Mercedes-Benz E will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4. 2011 Mercedes-Benz E has automatic transmission and 2009 BMW Z4 has manual transmission. 2009 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mercedes-Benz E will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW Z4 | 2011 Mercedes-Benz E | |
| Make | BMW | Mercedes-Benz |
| Model | Z4 | E |
| Year Released | 2009 | 2011 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 302 HP |
| Engine RPM | 7900 RPM | 6500 RPM |
| Torque | 315 Nm | 370 Nm |
| Torque RPM | 2750 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1525 kg | 1911 kg |
| Fuel Tank Capacity | 55 L | 80 L |
