2007 Cadillac STS vs. 1977 Pontiac Firebird
To start off, 2007 Cadillac STS is newer by 30 year(s). Which means there will be less support and parts availability for 1977 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1977 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (321 HP @ 6400 RPM) has 36 more horse power than 1977 Pontiac Firebird. (285 HP @ 4400 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1977 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 39 kg more than 1977 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 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 1977 Pontiac Firebird. However, in wet, icy, snow, or gravel driving conditions, 2007 Cadillac STS, 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 STS (427 Nm @ 4400 RPM) has 6 more torque (in Nm) than 1977 Pontiac Firebird. (421 Nm @ 2400 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1977 Pontiac Firebird.
Compare all specifications:
| 2007 Cadillac STS | 1977 Pontiac Firebird | |
| Make | Cadillac | Pontiac |
| Model | STS | Firebird |
| Year Released | 2007 | 1977 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 6547 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 321 HP | 285 HP |
| Engine RPM | 6400 RPM | 4400 RPM |
| Torque | 427 Nm | 421 Nm |
| Torque RPM | 4400 RPM | 2400 RPM |
| Engine Bore Size | 93 mm | 104.7 mm |
| Engine Stroke Size | 84 mm | 95.3 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1596 kg |
| Vehicle Length | 4990 mm | 4880 mm |
| Vehicle Width | 1850 mm | 1870 mm |
| Vehicle Height | 1470 mm | 1290 mm |
| Wheelbase Size | 2960 mm | 2750 mm |
| Fuel Tank Capacity | 64 L | 76 L |
