2009 Hummer H3 vs. 2007 Opel Signum

To start off, 2009 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Signum. In addition, the cost of maintenance, including insurance, on 2007 Opel Signum would be higher. At 3,653 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (243 HP @ 5600 RPM) has 68 more horse power than 2007 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 561 kg more than 2007 Opel Signum. 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 2007 Opel Signum. 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, 2007 Opel Signum (370 Nm @ 1900 RPM) has 42 more torque (in Nm) than 2009 Hummer H3. (328 Nm @ 4600 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2009 Hummer H3.

Compare all specifications:

2009 Hummer H3 2007 Opel Signum
Make Hummer Opel
Model H3 Signum
Year Released 2009 2007
Body Type SUV Hatchback
Engine Position Front Front
Engine Size 3653 cc 2958 cc
Engine Cylinders 5 cylinders 6 cylinders
Engine Type in-line V
Valves per Cylinder 4 valves 4 valves
Horse Power 243 HP 175 HP
Engine RPM 5600 RPM 4000 RPM
Torque 328 Nm 370 Nm
Torque RPM 4600 RPM 1900 RPM
Engine Bore Size 95.5 mm 87.5 mm
Engine Stroke Size 102 mm 82 mm
Engine Compression Ratio 10.0:1 18.5:1
Fuel Type Gasoline Diesel
Drive Type 4WD Front
Transmission Type Automatic Automatic
Number of Seats 5 seats 5 seats
Number of Doors 5 doors 5 doors
Vehicle Weight 2231 kg 1670 kg
Vehicle Length 4790 mm 4640 mm
Vehicle Width 1900 mm 1800 mm
Vehicle Height 2000 mm 1470 mm
Wheelbase Size 2850 mm 2840 mm
Fuel Consumption Overall 14.7 L/100km 7.4 L/100km
Fuel Tank Capacity 87 L 60 L


 

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