1978 Cadillac Seville vs. 2009 Cadillac BLS
To start off, 2009 Cadillac BLS is newer by 31 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, 2009 Cadillac BLS (148 HP @ 4000 RPM) has 25 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 2009 Cadillac BLS should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 255 kg more than 2009 Cadillac BLS.
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, 2009 Cadillac BLS, 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, 2009 Cadillac BLS (320 Nm @ 2000 RPM) has 16 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 2009 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville. 1978 Cadillac Seville has automatic transmission and 2009 Cadillac BLS has manual transmission. 2009 Cadillac BLS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Cadillac Seville | 2009 Cadillac BLS | |
| Make | Cadillac | Cadillac |
| Model | Seville | BLS |
| Year Released | 1978 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 1910 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 148 HP |
| Engine RPM | 3600 RPM | 4000 RPM |
| Torque | 304 Nm | 320 Nm |
| Torque RPM | 1600 RPM | 2000 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1890 kg | 1635 kg |
| Vehicle Length | 5190 mm | 4690 mm |
| Vehicle Width | 1830 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1480 mm |
| Wheelbase Size | 2910 mm | 2680 mm |
| Fuel Tank Capacity | 79 L | 58 L |
