2006 BMW 645 vs. 2008 Hummer H3
To start off, 2008 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Hummer H3 weights approximately 395 kg more than 2006 BMW 645.
Because 2008 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 645. In wet, icy, snow, or gravel driving conditions, 2008 Hummer H3 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 BMW 645 (450 Nm @ 3600 RPM) has 122 more torque (in Nm) than 2008 Hummer H3. (328 Nm @ 4600 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2008 Hummer H3. 2008 Hummer H3 has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Hummer H3 will be easier to drive especially in heavy traffic.
Compare all specifications:
2006 BMW 645 | 2008 Hummer H3 | |
Make | BMW | Hummer |
Model | 645 | H3 |
Year Released | 2006 | 2008 |
Body Type | Convertible | SUV |
Engine Position | Front | Front |
Engine Size | 4398 cc | 3653 cc |
Engine Cylinders | 8 cylinders | 5 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 328 HP | 0 HP |
Torque | 450 Nm | 328 Nm |
Torque RPM | 3600 RPM | 4600 RPM |
Engine Bore Size | 92 mm | 95.5 mm |
Engine Stroke Size | 83 mm | 102 mm |
Engine Compression Ratio | 10.0:1 | 10.0:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1836 kg | 2231 kg |
Vehicle Length | 4830 mm | 4750 mm |
Vehicle Height | 1380 mm | 2020 mm |
Wheelbase Size | 2790 mm | 2850 mm |
Fuel Tank Capacity | 70 L | 87 L |