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2005 GMC Sierra vs. 2008 Mazda CX-9

To start off, 2008 Mazda CX-9 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (321 HP @ 5000 RPM) has 51 more horse power than 2008 Mazda CX-9. (270 HP @ 6250 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2008 Mazda CX-9. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1090 kg more than 2008 Mazda CX-9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, both vehicles can yield 370 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.

Compare all specifications:

2005 GMC Sierra 2008 Mazda CX-9
Make GMC Mazda
Model Sierra CX-9
Year Released 2005 2008
Body Type Pickup SUV
Engine Position Front Front
Engine Size 5965 cc 3726 cc
Engine Cylinders 8 cylinders 6 cylinders
Engine Type V V
Horse Power 321 HP 270 HP
Engine RPM 5000 RPM 6250 RPM
Torque 370 Nm 370 Nm
Torque RPM 4000 RPM 4500 RPM
Drive Type 4WD 4WD
Transmission Type Automatic Automatic
Number of Seats 6 seats 7 seats
Number of Doors 4 doors 5 doors
Vehicle Weight 2270 kg 1180 kg
Vehicle Length 5790 mm 5080 mm
Vehicle Width 2000 mm 1940 mm
Vehicle Height 1850 mm 1730 mm
Wheelbase Size 3650 mm 2880 mm
Fuel Consumption Overall 13.1 L/100km 13.1 L/100km
Fuel Tank Capacity 117 L 76 L


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