2003 Ford Mustang vs. 2005 GMC Sierra
To start off, 2005 GMC Sierra is newer by 2 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 5,964 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 Ford Mustang (400 HP @ 6000 RPM) has 60 more horse power than 2005 GMC Sierra. (340 HP @ 5200 RPM). In normal driving conditions, 2003 Ford Mustang should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 867 kg more than 2003 Ford Mustang.
Because 2005 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, 2005 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 (529 Nm @ 3500 RPM) has 13 more torque (in Nm) than 2005 GMC Sierra. (516 Nm @ 4000 RPM). This means 2003 Ford Mustang will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2003 Ford Mustang | 2005 GMC Sierra | |
| Make | Ford | GMC |
| Model | Mustang | Sierra |
| Year Released | 2003 | 2005 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4600 cc | 5964 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 400 HP | 340 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 529 Nm | 516 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 90.2 mm | 102 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1478 kg | 2345 kg |
| Vehicle Length | 4630 mm | 5740 mm |
| Vehicle Width | 1900 mm | 2000 mm |
| Vehicle Height | 1360 mm | 1910 mm |
| Wheelbase Size | 2580 mm | 3650 mm |
