2006 Lexus GS vs. 1978 Pontiac Firebird
To start off, 2006 Lexus GS is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1978 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1978 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1978 Pontiac Firebird (285 HP @ 4400 RPM) has 40 more horse power than 2006 Lexus GS. (245 HP @ 6200 RPM) In normal driving conditions, 1978 Pontiac Firebird should accelerate faster than 2006 Lexus GS. With that said, vehicle weight also plays an important factor in acceleration. 1978 Pontiac Firebird weights approximately 21 kg more than 2006 Lexus GS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Lexus GS is four wheel drive (4WD), it will have significant more traction and grip than 1978 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2006 Lexus GS 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, 1978 Pontiac Firebird (421 Nm @ 2400 RPM) has 108 more torque (in Nm) than 2006 Lexus GS. (313 Nm @ 3600 RPM). This means 1978 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus GS.
Compare all specifications:
| 2006 Lexus GS | 1978 Pontiac Firebird | |
| Make | Lexus | Pontiac |
| Model | GS | Firebird |
| Year Released | 2006 | 1978 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 6547 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 245 HP | 285 HP |
| Engine RPM | 6200 RPM | 4400 RPM |
| Torque | 313 Nm | 421 Nm |
| Torque RPM | 3600 RPM | 2400 RPM |
| Engine Bore Size | 87.5 mm | 104.7 mm |
| Engine Stroke Size | 83 mm | 95.3 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1575 kg | 1596 kg |
| Vehicle Length | 4830 mm | 4880 mm |
| Vehicle Width | 1830 mm | 1870 mm |
| Vehicle Height | 1440 mm | 1290 mm |
| Wheelbase Size | 2860 mm | 2750 mm |
| Fuel Tank Capacity | 71 L | 76 L |
