2009 Hummer H3 vs. 2012 Mercedes-Benz A
To start off, 2012 Mercedes-Benz A is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Hummer H3. In addition, the cost of maintenance, including insurance, on 2009 Hummer H3 would be higher. At 3,700 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (239 HP @ 5800 RPM) has 124 more horse power than 2012 Mercedes-Benz A. (115 HP @ 5500 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2012 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 954 kg more than 2012 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2012 Mercedes-Benz A. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Hummer H3 (327 Nm @ 4600 RPM) has 172 more torque (in Nm) than 2012 Mercedes-Benz A. (155 Nm @ 3500 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz A.
Compare all specifications:
| 2009 Hummer H3 | 2012 Mercedes-Benz A | |
| Make | Hummer | Mercedes-Benz |
| Model | H3 | A |
| Year Released | 2009 | 2012 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3700 cc | 1699 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 239 HP | 115 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 327 Nm | 155 Nm |
| Torque RPM | 4600 RPM | 3500 RPM |
| Engine Bore Size | 95.5 mm | 83 mm |
| Engine Stroke Size | 102 mm | 78.5 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2194 kg | 1240 kg |
| Vehicle Length | 5410 mm | 3890 mm |
| Vehicle Width | 1910 mm | 1770 mm |
| Vehicle Height | 1840 mm | 1600 mm |
| Wheelbase Size | 3420 mm | 2570 mm |
| Fuel Consumption Overall | 14.9 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 102 L | 54 L |
