1972 Plymouth Valiant vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 35 year(s). Which means there will be less support and parts availability for 1972 Plymouth Valiant. In addition, the cost of maintenance, including insurance, on 1972 Plymouth Valiant would be higher. At 3,678 cc (6 cylinders), 1972 Plymouth Valiant is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (316 HP @ 4250 RPM) has 207 more horse power than 1972 Plymouth Valiant. (109 HP @ 4000 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1972 Plymouth Valiant. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 235 kg more than 1972 Plymouth Valiant. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1972 Plymouth Valiant. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 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, 2007 Porsche 911 (370 Nm @ 4250 RPM) has 119 more torque (in Nm) than 1972 Plymouth Valiant. (251 Nm @ 2000 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1972 Plymouth Valiant.
Compare all specifications:
| 1972 Plymouth Valiant | 2007 Porsche 911 | |
| Make | Plymouth | Porsche |
| Model | Valiant | 911 |
| Year Released | 1972 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 3678 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 109 HP | 316 HP |
| Engine RPM | 4000 RPM | 4250 RPM |
| Torque | 251 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 4250 RPM |
| Engine Bore Size | 86.4 mm | 96 mm |
| Engine Stroke Size | 104.6 mm | 82.8 mm |
| Engine Compression Ratio | 8.4:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1545 kg |
| Vehicle Length | 4790 mm | 4440 mm |
| Vehicle Width | 1820 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1300 mm |
| Wheelbase Size | 2750 mm | 2360 mm |
| Fuel Tank Capacity | 60 L | 64 L |
