2009 BMW Z4 vs. 2006 GMC Sierra
To start off, 2009 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 35 more horse power than 2006 GMC Sierra. (300 HP @ 4400 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1088 kg more than 2009 BMW Z4.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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, 2006 GMC Sierra (489 Nm @ 4000 RPM) has 174 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2009 BMW Z4 | 2006 GMC Sierra | |
| Make | BMW | GMC |
| Model | Z4 | Sierra |
| Year Released | 2009 | 2006 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 335 HP | 300 HP |
| Engine RPM | 7900 RPM | 4400 RPM |
| Torque | 315 Nm | 489 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1525 kg | 2613 kg |
| Vehicle Length | 4100 mm | 6570 mm |
| Vehicle Width | 1790 mm | 2030 mm |
| Vehicle Height | 1310 mm | 1970 mm |
| Wheelbase Size | 2500 mm | 4250 mm |
| Fuel Consumption Overall | 9.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 55 L | 129 L |
