2005 Chevrolet Impala vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Impala would be higher. At 5,999 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (312 HP @ 4400 RPM) has 131 more horse power than 2005 Chevrolet Impala. (181 HP @ 5600 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2005 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 357 kg more than 2005 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 GMC Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2011 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Impala, being front wheel drive (FWD), will offer much better control with better grip. 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, 2011 GMC Sierra (506 Nm) has 228 more torque (in Nm) than 2005 Chevrolet Impala. (278 Nm). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Impala.
Compare all specifications:
2005 Chevrolet Impala | 2011 GMC Sierra | |
Make | Chevrolet | GMC |
Model | Impala | Sierra |
Year Released | 2005 | 2011 |
Body Type | Sedan | Pickup |
Engine Position | Front | Front |
Engine Size | 3343 cc | 5999 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 181 HP | 312 HP |
Engine RPM | 5600 RPM | 4400 RPM |
Torque | 278 Nm | 506 Nm |
Engine Compression Ratio | 9.5:1 | 10.8:1 |
Drive Type | Front | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 6 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1537 kg | 1894 kg |
Vehicle Length | 5090 mm | 6580 mm |
Vehicle Width | 1860 mm | 2440 mm |
Vehicle Height | 1460 mm | 1940 mm |
Wheelbase Size | 2880 mm | 4250 mm |
Fuel Consumption Overall | 9.4 L/100km | 11.8 L/100km |
Fuel Tank Capacity | 64 L | 129 L |