2004 BMW Z4 vs. 2009 Mercury Mariner
To start off, 2009 Mercury Mariner is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 2,967 cc (6 cylinders), 2009 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2009 Mercury Mariner (240 HP @ 6550 RPM) has 72 more horse power than 2004 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 2009 Mercury Mariner should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Mariner weights approximately 600 kg more than 2004 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2009 Mercury Mariner 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, 2009 Mercury Mariner (302 Nm @ 4500 RPM) has 92 more torque (in Nm) than 2004 BMW Z4. (210 Nm @ 3500 RPM). This means 2009 Mercury Mariner will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4. 2009 Mercury Mariner has automatic transmission and 2004 BMW Z4 has manual transmission. 2004 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercury Mariner will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 BMW Z4 | 2009 Mercury Mariner | |
| Make | BMW | Mercury |
| Model | Z4 | Mariner |
| Year Released | 2004 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 240 HP |
| Engine RPM | 6250 RPM | 6550 RPM |
| Torque | 210 Nm | 302 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Compression Ratio | 10.8:1 | 9.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| 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 | 4460 mm |
| Vehicle Width | 1790 mm | 1810 mm |
| Vehicle Height | 1310 mm | 1780 mm |
| Wheelbase Size | 2500 mm | 2630 mm |
| Fuel Consumption Overall | 8.9 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 55 L | 62 L |
