2007 Acura RDX vs. 2005 BMW Z4
To start off, 2007 Acura RDX is newer by 2 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 2,489 cc (6 cylinders), 2005 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 Acura RDX (240 HP @ 6000 RPM) has 56 more horse power than 2005 BMW Z4. (184 HP @ 6100 RPM). In normal driving conditions, 2007 Acura RDX should accelerate faster than 2005 BMW Z4.
Because 2007 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2007 Acura RDX 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, 2007 Acura RDX (353 Nm @ 4500 RPM) has 116 more torque (in Nm) than 2005 BMW Z4. (237 Nm @ 3500 RPM). This means 2007 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4.
Compare all specifications:
| 2007 Acura RDX | 2005 BMW Z4 | |
| Make | Acura | BMW |
| Model | RDX | Z4 |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2300 cc | 2489 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 184 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 353 Nm | 237 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4600 mm | 4100 mm |
| Vehicle Width | 1880 mm | 1790 mm |
| Vehicle Height | 1660 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2500 mm |
| Fuel Consumption Highway | 10.2 L/100km | 8.4 L/100km |
| Fuel Consumption City | 12.4 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 9 L/100km |
| Fuel Tank Capacity | 68 L | 55 L |
