2005 Buick Regal vs. 1978 Cadillac Seville
To start off, 2005 Buick Regal is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2005 Buick Regal (197 HP @ 5200 RPM) has 29 more horse power than 1978 Cadillac Seville. (168 HP @ 4200 RPM). In normal driving conditions, 2005 Buick Regal should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 330 kg more than 2005 Buick Regal.
Because 1978 Cadillac Seville 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 Cadillac Seville. However, in wet, icy, snow, or gravel driving conditions, 2005 Buick Regal, 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, 1978 Cadillac Seville (365 Nm @ 2000 RPM) has 54 more torque (in Nm) than 2005 Buick Regal. (311 Nm @ 4000 RPM). This means 1978 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 2005 Buick Regal.
Compare all specifications:
| 2005 Buick Regal | 1978 Cadillac Seville | |
| Make | Buick | Cadillac |
| Model | Regal | Seville |
| Year Released | 2005 | 1978 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 5735 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 197 HP | 168 HP |
| Engine RPM | 5200 RPM | 4200 RPM |
| Torque | 311 Nm | 365 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 97 mm | 103 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1890 kg |
| Vehicle Length | 4990 mm | 5190 mm |
| Vehicle Width | 1850 mm | 1830 mm |
| Vehicle Height | 1440 mm | 1400 mm |
| Wheelbase Size | 2780 mm | 2910 mm |
