2008 Pontiac G5 vs. 2010 GMC Sierra
To start off, 2010 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2008 Pontiac G5. In addition, the cost of maintenance, including insurance, on 2008 Pontiac G5 would be higher. At 5,999 cc (8 cylinders), 2010 GMC Sierra is equipped with a bigger engine. In terms of performance, 2010 GMC Sierra (353 HP @ 5400 RPM) has 182 more horse power than 2008 Pontiac G5. (171 HP @ 5800 RPM) In normal driving conditions, 2010 GMC Sierra should accelerate faster than 2008 Pontiac G5.
Because 2010 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Pontiac G5. In wet, icy, snow, or gravel driving conditions, 2010 GMC Sierra 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, 2010 GMC Sierra (506 Nm @ 4400 RPM) has 280 more torque (in Nm) than 2008 Pontiac G5. (226 Nm @ 4500 RPM). This means 2010 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Pontiac G5. 2010 GMC Sierra has automatic transmission and 2008 Pontiac G5 has manual transmission. 2008 Pontiac G5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Pontiac G5 | 2010 GMC Sierra | |
| Make | Pontiac | GMC |
| Model | G5 | Sierra |
| Year Released | 2008 | 2010 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2401 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 171 HP | 353 HP |
| Engine RPM | 5800 RPM | 5400 RPM |
| Torque | 226 Nm | 506 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4570 mm | 6580 mm |
| Vehicle Width | 1720 mm | 2040 mm |
| Vehicle Height | 1420 mm | 1960 mm |
| Wheelbase Size | 2640 mm | 4250 mm |
| Fuel Consumption Overall | 9.2 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 49 L | 129 L |
