1978 Buick Regal vs. 2006 Citroen C5
To start off, 2006 Citroen C5 is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Buick Regal. In addition, the cost of maintenance, including insurance, on 1978 Buick Regal would be higher. At 3,214 cc (6 cylinders), 1978 Buick Regal is equipped with a bigger engine. In terms of performance, 2006 Citroen C5 (204 HP @ 6000 RPM) has 114 more horse power than 1978 Buick Regal. (90 HP @ 3600 RPM) In normal driving conditions, 2006 Citroen C5 should accelerate faster than 1978 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C5 weights approximately 264 kg more than 1978 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Buick Regal is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Buick Regal. However, in wet, icy, snow, or gravel driving conditions, 2006 Citroen C5, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Citroen C5 (285 Nm @ 3750 RPM) has 61 more torque (in Nm) than 1978 Buick Regal. (224 Nm @ 2000 RPM). This means 2006 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick Regal.
Compare all specifications:
| 1978 Buick Regal | 2006 Citroen C5 | |
| Make | Buick | Citroen |
| Model | Regal | C5 |
| Year Released | 1978 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3214 cc | 2945 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 204 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 224 Nm | 285 Nm |
| Torque RPM | 2000 RPM | 3750 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1694 kg |
| Vehicle Length | 5090 mm | 4850 mm |
| Vehicle Width | 1840 mm | 1790 mm |
| Vehicle Height | 1370 mm | 1560 mm |
| Wheelbase Size | 2750 mm | 2760 mm |
