1978 Buick Regal vs. 2007 Cadillac DTS
To start off, 2007 Cadillac DTS is newer by 29 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 4,563 cc (8 cylinders), 2007 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2007 Cadillac DTS (292 HP @ 6300 RPM) has 188 more horse power than 1978 Buick Regal. (104 HP @ 4000 RPM) In normal driving conditions, 2007 Cadillac DTS should accelerate faster than 1978 Buick Regal.
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, 2007 Cadillac DTS, 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, 2007 Cadillac DTS (391 Nm @ 4500 RPM) has 173 more torque (in Nm) than 1978 Buick Regal. (218 Nm @ 2000 RPM). This means 2007 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick Regal.
Compare all specifications:
| 1978 Buick Regal | 2007 Cadillac DTS | |
| Make | Buick | Cadillac |
| Model | Regal | DTS |
| Year Released | 1978 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3214 cc | 4563 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 104 HP | 292 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 218 Nm | 391 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 5090 mm | 5280 mm |
| Vehicle Width | 1840 mm | 1910 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2940 mm |
