1973 Chevrolet Vega vs. 1990 Pontiac Grand Prix
To start off, 1990 Pontiac Grand Prix is newer by 17 year(s). Which means there will be less support and parts availability for 1973 Chevrolet Vega. In addition, the cost of maintenance, including insurance, on 1973 Chevrolet Vega would be higher. At 3,135 cc (6 cylinders), 1990 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1990 Pontiac Grand Prix (205 HP @ 4800 RPM) has 124 more horse power than 1973 Chevrolet Vega. (81 HP @ 4800 RPM) In normal driving conditions, 1990 Pontiac Grand Prix should accelerate faster than 1973 Chevrolet Vega. With that said, vehicle weight also plays an important factor in acceleration. 1990 Pontiac Grand Prix weights approximately 604 kg more than 1973 Chevrolet Vega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Chevrolet Vega is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1973 Chevrolet Vega. However, in wet, icy, snow, or gravel driving conditions, 1990 Pontiac Grand Prix, being front wheel drive (FWD), will offer much better control with better grip. 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, 1990 Pontiac Grand Prix (298 Nm) has 131 more torque (in Nm) than 1973 Chevrolet Vega. (167 Nm). This means 1990 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1973 Chevrolet Vega.
Compare all specifications:
| 1973 Chevrolet Vega | 1990 Pontiac Grand Prix | |
| Make | Chevrolet | Pontiac |
| Model | Vega | Grand Prix |
| Year Released | 1973 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2287 cc | 3135 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 81 HP | 205 HP |
| Engine RPM | 4800 RPM | 4800 RPM |
| Torque | 167 Nm | 298 Nm |
| Engine Bore Size | 89 mm | 89 mm |
| Engine Stroke Size | 91.9 mm | 84 mm |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1005 kg | 1609 kg |
| Vehicle Length | 4320 mm | 4960 mm |
| Vehicle Width | 1670 mm | 1810 mm |
| Vehicle Height | 1280 mm | 1390 mm |
| Wheelbase Size | 2480 mm | 2740 mm |
