1999 Chevrolet Astro vs. 1973 Pontiac Firebird
To start off, 1999 Chevrolet Astro is newer by 26 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 152 more horse power than 1999 Chevrolet Astro. (183 HP @ 4400 RPM) In normal driving conditions, 1973 Pontiac Firebird should accelerate faster than 1999 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 1999 Chevrolet Astro weights approximately 445 kg more than 1973 Pontiac Firebird.
Because 1999 Chevrolet Astro 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, 1999 Chevrolet Astro 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 1999 Chevrolet Astro has manual transmission. 1999 Chevrolet Astro 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:
| 1999 Chevrolet Astro | 1973 Pontiac Firebird | |
| Make | Chevrolet | Pontiac |
| Model | Astro | Firebird |
| Year Released | 1999 | 1973 |
| Body Type | Minivan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 7467 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 183 HP | 335 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Engine Bore Size | 101.6 mm | 104.9 mm |
| Engine Stroke Size | 88.4 mm | 108 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 8 seats | 4 seats |
| Vehicle Weight | 1895 kg | 1450 kg |
| Vehicle Length | 4830 mm | 4870 mm |
| Vehicle Width | 1980 mm | 1880 mm |
| Vehicle Height | 1910 mm | 1280 mm |
| Wheelbase Size | 2830 mm | 2750 mm |
