1991 Cadillac DeVille vs. 1990 Pontiac Firebird
To start off, 1991 Cadillac DeVille is newer by 1 year(s). Which means there will be less support and parts availability for 1990 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Firebird would be higher. At 5,733 cc (8 cylinders), 1990 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1990 Pontiac Firebird (235 HP @ 4400 RPM) has 38 more horse power than 1991 Cadillac DeVille. (197 HP @ 4100 RPM) In normal driving conditions, 1990 Pontiac Firebird should accelerate faster than 1991 Cadillac DeVille.
Because 1990 Pontiac Firebird 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 1990 Pontiac Firebird. However, in wet, icy, snow, or gravel driving conditions, 1991 Cadillac DeVille, 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, 1990 Pontiac Firebird (447 Nm @ 3200 RPM) has 74 more torque (in Nm) than 1991 Cadillac DeVille. (373 Nm @ 3000 RPM). This means 1990 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1991 Cadillac DeVille.
Compare all specifications:
| 1991 Cadillac DeVille | 1990 Pontiac Firebird | |
| Make | Cadillac | Pontiac |
| Model | DeVille | Firebird |
| Year Released | 1991 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 4894 cc | 5733 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 235 HP |
| Engine RPM | 4100 RPM | 4400 RPM |
| Torque | 373 Nm | 447 Nm |
| Torque RPM | 3000 RPM | 3200 RPM |
| Engine Bore Size | 92 mm | 101.6 mm |
| Engine Stroke Size | 92 mm | 88.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 5160 mm | 4840 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1270 mm |
| Wheelbase Size | 2820 mm | 2570 mm |
