2007 Hummer H2 vs. 1973 Mercedes-Benz 450
To start off, 2007 Hummer H2 is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Mercedes-Benz 450. In addition, the cost of maintenance, including insurance, on 1973 Mercedes-Benz 450 would be higher. At 5,999 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (326 HP @ 5200 RPM) has 109 more horse power than 1973 Mercedes-Benz 450. (217 HP @ 5000 RPM). In normal driving conditions, 2007 Hummer H2 should accelerate faster than 1973 Mercedes-Benz 450. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1138 kg more than 1973 Mercedes-Benz 450. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mercedes-Benz 450. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Hummer H2 (495 Nm @ 4000 RPM) has 136 more torque (in Nm) than 1973 Mercedes-Benz 450. (359 Nm @ 3250 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mercedes-Benz 450.
Compare all specifications:
| 2007 Hummer H2 | 1973 Mercedes-Benz 450 | |
| Make | Hummer | Mercedes-Benz |
| Model | H2 | 450 |
| Year Released | 2007 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 4520 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 326 HP | 217 HP |
| Engine RPM | 5200 RPM | 5000 RPM |
| Torque | 495 Nm | 359 Nm |
| Torque RPM | 4000 RPM | 3250 RPM |
| Engine Bore Size | 101.6 mm | 92 mm |
| Engine Stroke Size | 91.9 mm | 85 mm |
| Engine Compression Ratio | 9.4:1 | 8.8:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2903 kg | 1765 kg |
| Vehicle Length | 4830 mm | 5070 mm |
| Vehicle Width | 2070 mm | 1880 mm |
| Vehicle Height | 2020 mm | 1440 mm |
| Wheelbase Size | 3130 mm | 2970 mm |
| Fuel Tank Capacity | 121 L | 95 L |
