1971 Chrysler Valiant vs. 1991 Porsche 911
To start off, 1991 Porsche 911 is newer by 20 year(s). Which means there will be less support and parts availability for 1971 Chrysler Valiant. In addition, the cost of maintenance, including insurance, on 1971 Chrysler Valiant would be higher. At 3,521 cc (6 cylinders), 1971 Chrysler Valiant is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 90 more horse power than 1971 Chrysler Valiant. (138 HP @ 4400 RPM) In normal driving conditions, 1991 Porsche 911 should accelerate faster than 1971 Chrysler Valiant. With that said, vehicle weight also plays an important factor in acceleration. 1971 Chrysler Valiant weights approximately 245 kg more than 1991 Porsche 911.
Let's talk about torque, 1991 Porsche 911 (286 Nm @ 4800 RPM) has 14 more torque (in Nm) than 1971 Chrysler Valiant. (272 Nm @ 1800 RPM). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1971 Chrysler Valiant.
Compare all specifications:
| 1971 Chrysler Valiant | 1991 Porsche 911 | |
| Make | Chrysler | Porsche |
| Model | Valiant | 911 |
| Year Released | 1971 | 1991 |
| Engine Position | Front | Rear |
| Engine Size | 3521 cc | 3163 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 138 HP | 228 HP |
| Engine RPM | 4400 RPM | 5900 RPM |
| Torque | 272 Nm | 286 Nm |
| Torque RPM | 1800 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1420 kg | 1175 kg |
| Vehicle Length | 4900 mm | 4300 mm |
| Vehicle Width | 1890 mm | 1660 mm |
| Vehicle Height | 1440 mm | 1260 mm |
