2007 Mercedes-Benz CLS vs. 1980 Pontiac Firebird
To start off, 2007 Mercedes-Benz CLS is newer by 27 year(s). Which means there will be less support and parts availability for 1980 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1980 Pontiac Firebird would be higher. At 5,012 cc (8 cylinders), 1980 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz CLS (302 HP @ 5600 RPM) has 157 more horse power than 1980 Pontiac Firebird. (145 HP @ 3800 RPM). In normal driving conditions, 2007 Mercedes-Benz CLS should accelerate faster than 1980 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz CLS weights approximately 214 kg more than 1980 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Mercedes-Benz CLS (460 Nm @ 2700 RPM) has 136 more torque (in Nm) than 1980 Pontiac Firebird. (324 Nm @ 2400 RPM). This means 2007 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1980 Pontiac Firebird.
Compare all specifications:
| 2007 Mercedes-Benz CLS | 1980 Pontiac Firebird | |
| Make | Mercedes-Benz | Pontiac |
| Model | CLS | Firebird |
| Year Released | 2007 | 1980 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4964 cc | 5012 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 302 HP | 145 HP |
| Engine RPM | 5600 RPM | 3800 RPM |
| Torque | 460 Nm | 324 Nm |
| Torque RPM | 2700 RPM | 2400 RPM |
| Engine Bore Size | 97 mm | 95 mm |
| Engine Stroke Size | 84 mm | 88.4 mm |
| Engine Compression Ratio | 10.0:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 160 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1810 kg | 1596 kg |
| Vehicle Length | 4920 mm | 4880 mm |
| Vehicle Width | 1400 mm | 1870 mm |
| Vehicle Height | 1880 mm | 1290 mm |
| Wheelbase Size | 2860 mm | 2750 mm |
| Fuel Tank Capacity | 89 L | 76 L |
