2008 BMW Z4 vs. 2005 GMC Sierra
To start off, 2008 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,359 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (295 HP) has 120 more horse power than 2008 BMW Z4. (175 HP) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2008 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1073 kg more than 2008 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 GMC Sierra (454 Nm) has 224 more torque (in Nm) than 2008 BMW Z4. (230 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
| 2008 BMW Z4 | 2005 GMC Sierra | |
| Make | BMW | GMC |
| Model | Z4 | Sierra |
| Year Released | 2008 | 2005 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 5359 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 175 HP | 295 HP |
| Torque | 230 Nm | 454 Nm |
| Engine Bore Size | 82 mm | 96 mm |
| Engine Stroke Size | 78.8 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1350 kg | 2423 kg |
| Vehicle Length | 4100 mm | 6330 mm |
| Vehicle Width | 1790 mm | 2000 mm |
| Vehicle Height | 1310 mm | 1880 mm |
| Wheelbase Size | 2500 mm | 4010 mm |
| Fuel Consumption Overall | 8.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 55 L | 129 L |
