2003 Ford Mustang vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Ford Mustang. In addition, the cost of maintenance, including insurance, on 2003 Ford Mustang would be higher. At 4,599 cc (8 cylinders), 2003 Ford Mustang is equipped with a bigger engine. In terms of performance, 2003 Ford Mustang (400 HP @ 5750 RPM) has 205 more horse power than 2006 GMC Sierra. (195 HP @ 4600 RPM). In normal driving conditions, 2003 Ford Mustang should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 837 kg more than 2003 Ford Mustang.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2003 Ford Mustang. In wet, icy, snow, or gravel driving conditions, 2006 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, 2003 Ford Mustang (556 Nm @ 3500 RPM) has 203 more torque (in Nm) than 2006 GMC Sierra. (353 Nm @ 2800 RPM). This means 2003 Ford Mustang will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2003 Ford Mustang | 2006 GMC Sierra | |
| Make | Ford | GMC |
| Model | Mustang | Sierra |
| Year Released | 2003 | 2006 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4599 cc | 4293 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 400 HP | 195 HP |
| Engine RPM | 5750 RPM | 4600 RPM |
| Torque | 556 Nm | 353 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Engine Compression Ratio | 8.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 3 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1480 kg | 2317 kg |
| Vehicle Length | 4660 mm | 5710 mm |
| Vehicle Width | 1860 mm | 2000 mm |
| Vehicle Height | 1360 mm | 1810 mm |
| Wheelbase Size | 2580 mm | 3380 mm |
| Fuel Tank Capacity | 68 L | 129 L |
