2008 BMW 650 vs. 2007 GMC Sierra
To start off, 2008 BMW 650 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2007 GMC Sierra would be higher. At 5,357 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 BMW 650 (360 HP @ 6300 RPM) has 45 more horse power than 2007 GMC Sierra. (315 HP @ 5200 RPM). In normal driving conditions, 2008 BMW 650 should accelerate faster than 2007 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 795 kg more than 2008 BMW 650.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 650. In wet, icy, snow, or gravel driving conditions, 2007 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, 2008 BMW 650 (488 Nm @ 3400 RPM) has 30 more torque (in Nm) than 2007 GMC Sierra. (458 Nm @ 4400 RPM). This means 2008 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2007 GMC Sierra. 2007 GMC Sierra has automatic transmission and 2008 BMW 650 has manual transmission. 2008 BMW 650 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 650 | 2007 GMC Sierra | |
| Make | BMW | GMC |
| Model | 650 | Sierra |
| Year Released | 2008 | 2007 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 5357 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 360 HP | 315 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 488 Nm | 458 Nm |
| Torque RPM | 3400 RPM | 4400 RPM |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1640 kg | 2435 kg |
| Vehicle Length | 5050 mm | 6320 mm |
| Vehicle Width | 1860 mm | 2040 mm |
| Vehicle Height | 1480 mm | 1880 mm |
| Wheelbase Size | 2790 mm | 4010 mm |
| Fuel Consumption | 10.7 L/100km | 10.7 L/100km |
| Fuel Consumption City | 15.7 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 8.6 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 129 L |
