1978 Buick Regal vs. 1999 Cadillac Seville
To start off, 1999 Cadillac Seville is newer by 21 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 4,565 cc (8 cylinders), 1999 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1999 Cadillac Seville (271 HP @ 5200 RPM) has 167 more horse power than 1978 Buick Regal. (104 HP @ 4000 RPM) In normal driving conditions, 1999 Cadillac Seville should accelerate faster than 1978 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1999 Cadillac Seville weights approximately 322 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, 1999 Cadillac Seville, 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, 1999 Cadillac Seville (407 Nm @ 4400 RPM) has 189 more torque (in Nm) than 1978 Buick Regal. (218 Nm @ 2000 RPM). This means 1999 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick Regal.
Compare all specifications:
| 1978 Buick Regal | 1999 Cadillac Seville | |
| Make | Buick | Cadillac |
| Model | Regal | Seville |
| Year Released | 1978 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 3214 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 104 HP | 271 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 218 Nm | 407 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1752 kg |
| Vehicle Length | 5090 mm | 5000 mm |
| Vehicle Width | 1840 mm | 1910 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2750 mm | 2860 mm |
