2004 BMW 645 vs. 2004 Hummer H2
To start off, both 2004 BMW 645 and 2004 Hummer H2 were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,967 cc (8 cylinders), 2004 Hummer H2 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 6 more horse power than 2004 Hummer H2. (322 HP @ 5200 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 2004 Hummer H2. With that said, vehicle weight also plays an important factor in acceleration. 2004 Hummer H2 weights approximately 1090 kg more than 2004 BMW 645.
Because 2004 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 645. In wet, icy, snow, or gravel driving conditions, 2004 Hummer H2 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, 2004 Hummer H2 (522 Nm @ 3600 RPM) has 71 more torque (in Nm) than 2004 BMW 645. (451 Nm @ 3600 RPM). This means 2004 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 645. 2004 Hummer H2 has automatic transmission and 2004 BMW 645 has manual transmission. 2004 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 BMW 645 | 2004 Hummer H2 | |
| Make | BMW | Hummer |
| Model | 645 | H2 |
| Year Released | 2004 | 2004 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 5967 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 328 HP | 322 HP |
| Engine RPM | 6100 RPM | 5200 RPM |
| Torque | 451 Nm | 522 Nm |
| Torque RPM | 3600 RPM | 3600 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1815 kg | 2905 kg |
| Vehicle Length | 4830 mm | 5180 mm |
| Vehicle Width | 1860 mm | 2070 mm |
| Vehicle Height | 1380 mm | 2020 mm |
| Wheelbase Size | 2790 mm | 3120 mm |
| Fuel Tank Capacity | 70 L | 121 L |
