2006 BMW Z4 vs. 2012 Infiniti M
To start off, 2012 Infiniti M is newer by 6 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 3,500 cc (6 cylinders), 2012 Infiniti M is equipped with a bigger engine. In terms of performance, 2012 Infiniti M (360 HP @ 6500 RPM) has 171 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM) In normal driving conditions, 2012 Infiniti M should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti M weights approximately 538 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.
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. 2012 Infiniti M 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. 2012 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW Z4 | 2012 Infiniti M | |
| Make | BMW | Infiniti |
| Model | Z4 | M |
| Year Released | 2006 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 360 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline / Electric Hybrid |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1335 kg | 1873 kg |
| Vehicle Length | 4100 mm | 4945 mm |
| Vehicle Width | 1790 mm | 1844 mm |
| Vehicle Height | 1310 mm | 1501 mm |
| Wheelbase Size | 2500 mm | 2901 mm |
| Fuel Tank Capacity | 55 L | 67 L |
