2009 Hummer H2 vs. 1991 Mercedes-Benz 400
To start off, 2009 Hummer H2 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Mercedes-Benz 400. In addition, the cost of maintenance, including insurance, on 1991 Mercedes-Benz 400 would be higher. At 6,199 cc (8 cylinders), 2009 Hummer H2 is equipped with a bigger engine. In terms of performance, 2009 Hummer H2 (393 HP @ 5700 RPM) has 106 more horse power than 1991 Mercedes-Benz 400. (287 HP @ 5700 RPM). In normal driving conditions, 2009 Hummer H2 should accelerate faster than 1991 Mercedes-Benz 400. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 903 kg more than 1991 Mercedes-Benz 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Mercedes-Benz 400. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Hummer H2 (564 Nm @ 4300 RPM) has 154 more torque (in Nm) than 1991 Mercedes-Benz 400. (410 Nm @ 3900 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mercedes-Benz 400.
Compare all specifications:
| 2009 Hummer H2 | 1991 Mercedes-Benz 400 | |
| Make | Hummer | Mercedes-Benz |
| Model | H2 | 400 |
| Year Released | 2009 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 393 HP | 287 HP |
| Engine RPM | 5700 RPM | 5700 RPM |
| Torque | 564 Nm | 410 Nm |
| Torque RPM | 4300 RPM | 3900 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2903 kg | 2000 kg |
| Vehicle Length | 4830 mm | 5110 mm |
| Vehicle Width | 2070 mm | 1890 mm |
| Vehicle Height | 2020 mm | 1500 mm |
| Wheelbase Size | 3130 mm | 3050 mm |
