2010 Mercedes-Benz GL vs. 1975 Pontiac Firebird
To start off, 2010 Mercedes-Benz GL is newer by 35 year(s). Which means there will be less support and parts availability for 1975 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1975 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1975 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz GL (335 HP @ 6000 RPM) has 50 more horse power than 1975 Pontiac Firebird. (285 HP @ 4400 RPM). In normal driving conditions, 2010 Mercedes-Benz GL should accelerate faster than 1975 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mercedes-Benz GL weights approximately 829 kg more than 1975 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Mercedes-Benz GL is all wheel drive (AWD), it will have significant more traction and grip than 1975 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2010 Mercedes-Benz GL will offer significantly more control. 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, 2010 Mercedes-Benz GL (459 Nm @ 2700 RPM) has 38 more torque (in Nm) than 1975 Pontiac Firebird. (421 Nm @ 2400 RPM). This means 2010 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 1975 Pontiac Firebird.
Compare all specifications:
| 2010 Mercedes-Benz GL | 1975 Pontiac Firebird | |
| Make | Mercedes-Benz | Pontiac |
| Model | GL | Firebird |
| Year Released | 2010 | 1975 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4700 cc | 6547 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 335 HP | 285 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 459 Nm | 421 Nm |
| Torque RPM | 2700 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | Rear |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2425 kg | 1596 kg |
| Vehicle Length | 5095 mm | 4880 mm |
| Vehicle Width | 1930 mm | 1870 mm |
| Vehicle Height | 1839 mm | 1290 mm |
| Wheelbase Size | 3076 mm | 2750 mm |
| Fuel Tank Capacity | 100 L | 76 L |
