2005 BMW Z4 vs. 2009 Mercury Grand Marquis
To start off, 2009 Mercury Grand Marquis is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW Z4. In addition, the cost of maintenance, including insurance, on 2005 BMW Z4 would be higher. At 4,606 cc (8 cylinders), 2009 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2009 Mercury Grand Marquis (221 HP @ 4800 RPM) has 53 more horse power than 2005 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 2009 Mercury Grand Marquis should accelerate faster than 2005 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Grand Marquis weights approximately 600 kg more than 2005 BMW Z4. 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, 2009 Mercury Grand Marquis (275 Nm @ 4000 RPM) has 65 more torque (in Nm) than 2005 BMW Z4. (210 Nm @ 3500 RPM). This means 2009 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4. 2009 Mercury Grand Marquis has automatic transmission and 2005 BMW Z4 has manual transmission. 2005 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercury Grand Marquis will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW Z4 | 2009 Mercury Grand Marquis | |
| Make | BMW | Mercury |
| Model | Z4 | Grand Marquis |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 4606 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 168 HP | 221 HP |
| Engine RPM | 6250 RPM | 4800 RPM |
| Torque | 210 Nm | 275 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 10.8:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1325 kg | 1925 kg |
| Vehicle Length | 4100 mm | 5390 mm |
| Vehicle Width | 1790 mm | 2000 mm |
| Vehicle Height | 1310 mm | 1440 mm |
| Wheelbase Size | 2500 mm | 2920 mm |
| Fuel Consumption Overall | 8.9 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 55 L | 62 L |
