2009 Acura RL vs. 2006 BMW Z4
To start off, 2009 Acura RL is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 3,664 cc (6 cylinders), 2009 Acura RL is equipped with a bigger engine. In terms of performance, 2009 Acura RL (296 HP @ 6300 RPM) has 107 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM). In normal driving conditions, 2009 Acura RL should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura RL weights approximately 517 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Acura RL is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2009 Acura RL 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 Acura RL (271 Nm @ 5000 RPM) has 26 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 2009 Acura RL will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4. 2009 Acura RL has automatic transmission and 2006 BMW Z4 has manual transmission. 2006 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Acura RL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Acura RL | 2006 BMW Z4 | |
| Make | Acura | BMW |
| Model | RL | Z4 |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 2492 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 296 HP | 189 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 271 Nm | 245 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Compression Ratio | 11.2:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1852 kg | 1335 kg |
| Vehicle Length | 4980 mm | 4100 mm |
| Vehicle Height | 1460 mm | 1310 mm |
| Wheelbase Size | 2810 mm | 2500 mm |
| Fuel Consumption Overall | 12.5 L/100km | 9 L/100km |
| Fuel Tank Capacity | 73 L | 55 L |
