1977 Buick Regal vs. 2004 Citroen C5
To start off, 2004 Citroen C5 is newer by 27 year(s). Which means there will be less support and parts availability for 1977 Buick Regal. In addition, the cost of maintenance, including insurance, on 1977 Buick Regal would be higher. At 3,791 cc (6 cylinders), 1977 Buick Regal is equipped with a bigger engine. In terms of performance, 2004 Citroen C5 (143 HP @ 6000 RPM) has 35 more horse power than 1977 Buick Regal. (108 HP @ 3400 RPM) In normal driving conditions, 2004 Citroen C5 should accelerate faster than 1977 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2004 Citroen C5 weights approximately 18 kg more than 1977 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 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 1977 Buick Regal. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1977 Buick Regal (251 Nm @ 2000 RPM) has 131 more torque (in Nm) than 2004 Citroen C5. (120 Nm @ 4000 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C5.
Compare all specifications:
| 1977 Buick Regal | 2004 Citroen C5 | |
| Make | Buick | Citroen |
| Model | Regal | C5 |
| Year Released | 1977 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 108 HP | 143 HP |
| Engine RPM | 3400 RPM | 6000 RPM |
| Torque | 251 Nm | 120 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1448 kg |
| Vehicle Length | 5090 mm | 4750 mm |
| Vehicle Width | 1840 mm | 1790 mm |
| Vehicle Height | 1370 mm | 1480 mm |
| Wheelbase Size | 2750 mm | 2760 mm |
