1977 Buick Regal vs. 2011 Citroen C5
To start off, 2011 Citroen C5 is newer by 34 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, 1977 Buick Regal (108 HP @ 3400 RPM) has 2 more horse power than 2011 Citroen C5. (106 HP @ 4000 RPM). In normal driving conditions, 1977 Buick Regal should accelerate faster than 2011 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2011 Citroen C5 weights approximately 97 kg more than 1977 Buick Regal.
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, 2011 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 1 more torque (in Nm) than 2011 Citroen C5. (250 Nm @ 1750 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C5. 1977 Buick Regal has automatic transmission and 2011 Citroen C5 has manual transmission. 2011 Citroen C5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Buick Regal | 2011 Citroen C5 | |
| Make | Buick | Citroen |
| Model | Regal | C5 |
| Year Released | 1977 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 108 HP | 106 HP |
| Engine RPM | 3400 RPM | 4000 RPM |
| Torque | 251 Nm | 250 Nm |
| Torque RPM | 2000 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1527 kg |
| Vehicle Length | 5090 mm | 4760 mm |
| Vehicle Width | 1840 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1520 mm |
| Wheelbase Size | 2750 mm | 2760 mm |
