1981 BMW 745 vs. 2010 Hummer H3
To start off, 2010 Hummer H3 is newer by 29 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,653 cc (5 cylinders), 2010 Hummer H3 is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 10 more horse power than 2010 Hummer H3. (242 HP @ 5600 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 2010 Hummer H3. With that said, vehicle weight also plays an important factor in acceleration. 2010 Hummer H3 weights approximately 604 kg more than 1981 BMW 745.
Because 2010 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 745. In wet, icy, snow, or gravel driving conditions, 2010 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 52 more torque (in Nm) than 2010 Hummer H3. (328 Nm @ 4600 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2010 Hummer H3.
Compare all specifications:
| 1981 BMW 745 | 2010 Hummer H3 | |
| Make | BMW | Hummer |
| Model | 745 | H3 |
| Year Released | 1981 | 2010 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 3653 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 252 HP | 242 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 380 Nm | 328 Nm |
| Torque RPM | 2200 RPM | 4600 RPM |
| Engine Compression Ratio | 8.0:1 | 10.0:1 |
| Top Speed | 220 km/hour | 155 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1590 kg | 2194 kg |
| Vehicle Length | 4870 mm | 4790 mm |
| Vehicle Width | 1810 mm | 1900 mm |
| Vehicle Height | 1440 mm | 2000 mm |
| Wheelbase Size | 2800 mm | 2850 mm |
| Fuel Tank Capacity | 100 L | 87 L |
