1978 Citroen Visa vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Citroen Visa. In addition, the cost of maintenance, including insurance, on 1978 Citroen Visa would be higher. At 3,596 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (321 HP @ 6300 RPM) has 286 more horse power than 1978 Citroen Visa. (35 HP @ 5250 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1978 Citroen Visa. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 671 kg more than 1978 Citroen Visa. 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 1978 Citroen Visa. 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 319 more torque (in Nm) than 1978 Citroen Visa. (51 Nm @ 3500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1978 Citroen Visa.
Compare all specifications:
| 1978 Citroen Visa | 2007 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | Visa | 911 |
| Year Released | 1978 | 2007 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 652 cc | 3596 cc |
| Engine Cylinders | 2 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Horse Power | 35 HP | 321 HP |
| Engine RPM | 5250 RPM | 6300 RPM |
| Torque | 51 Nm | 370 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Engine Bore Size | 77 mm | 96 mm |
| Engine Stroke Size | 70 mm | 82.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Top Speed | 124 km/hour | 285 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 734 kg | 1405 kg |
| Vehicle Length | 3700 mm | 4440 mm |
| Vehicle Width | 1520 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1310 mm |
| Wheelbase Size | 2440 mm | 2360 mm |
| Fuel Tank Capacity | 40 L | 64 L |
