2004 Subaru G3X vs. 1973 Pontiac Firebird
To start off, 2004 Subaru G3X is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1973 Pontiac Firebird would be higher. At 7,467 cc (8 cylinders), 1973 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1973 Pontiac Firebird (335 HP @ 4800 RPM) has 242 more horse power than 2004 Subaru G3X. (93 HP @ 6000 RPM) In normal driving conditions, 1973 Pontiac Firebird should accelerate faster than 2004 Subaru G3X. With that said, vehicle weight also plays an important factor in acceleration. 1973 Pontiac Firebird weights approximately 440 kg more than 2004 Subaru G3X. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Subaru G3X is four wheel drive (4WD), it will have significant more traction and grip than 1973 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2004 Subaru G3X 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. 1973 Pontiac Firebird has automatic transmission and 2004 Subaru G3X has manual transmission. 2004 Subaru G3X will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1973 Pontiac Firebird will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Subaru G3X | 1973 Pontiac Firebird | |
| Make | Subaru | Pontiac |
| Model | G3X | Firebird |
| Year Released | 2004 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1488 cc | 7467 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 93 HP | 335 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Engine Bore Size | 78 mm | 104.9 mm |
| Engine Stroke Size | 78 mm | 108 mm |
| Engine Compression Ratio | 9.5:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1010 kg | 1450 kg |
| Vehicle Length | 3850 mm | 4870 mm |
| Vehicle Width | 1610 mm | 1880 mm |
| Vehicle Height | 1360 mm | 1280 mm |
| Wheelbase Size | 2530 mm | 2750 mm |
