2005 GMC Sierra vs. 1968 Plymouth GTX
To start off, 2005 GMC Sierra is newer by 37 year(s). Which means there will be less support and parts availability for 1968 Plymouth GTX. In addition, the cost of maintenance, including insurance, on 1968 Plymouth GTX would be higher. At 7,206 cc (8 cylinders), 1968 Plymouth GTX is equipped with a bigger engine. In terms of performance, 1968 Plymouth GTX (375 HP) has 90 more horse power than 2005 GMC Sierra. (285 HP) In normal driving conditions, 1968 Plymouth GTX should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 563 kg more than 1968 Plymouth GTX.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1968 Plymouth GTX (651 Nm) has 251 more torque (in Nm) than 2005 GMC Sierra. (400 Nm). This means 1968 Plymouth GTX will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2005 GMC Sierra | 1968 Plymouth GTX | |
| Make | GMC | Plymouth |
| Model | Sierra | GTX |
| Year Released | 2005 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 4802 cc | 7206 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 285 HP | 375 HP |
| Torque | 400 Nm | 651 Nm |
| Engine Bore Size | 96 mm | 109.7 mm |
| Engine Stroke Size | 83 mm | 95.3 mm |
| Engine Compression Ratio | 9.5:1 | 10.1:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 3 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2160 kg | 1597 kg |
| Vehicle Length | 5710 mm | 5160 mm |
| Vehicle Width | 2000 mm | 1950 mm |
| Vehicle Height | 1810 mm | 1340 mm |
| Wheelbase Size | 3380 mm | 2950 mm |
| Fuel Tank Capacity | 129 L | 72 L |
