1973 Checker Aerobus vs. 1983 Pontiac Grand Safari
To start off, 1983 Pontiac Grand Safari is newer by 10 year(s). Which means there will be less support and parts availability for 1973 Checker Aerobus. In addition, the cost of maintenance, including insurance, on 1973 Checker Aerobus would be higher. At 5,733 cc (8 cylinders), 1973 Checker Aerobus is equipped with a bigger engine. In terms of performance, 1973 Checker Aerobus (185 HP @ 4000 RPM) has 37 more horse power than 1983 Pontiac Grand Safari. (148 HP @ 4000 RPM). In normal driving conditions, 1973 Checker Aerobus should accelerate faster than 1983 Pontiac Grand Safari. With that said, vehicle weight also plays an important factor in acceleration. 1973 Checker Aerobus weights approximately 605 kg more than 1983 Pontiac Grand Safari. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1973 Checker Aerobus (463 Nm @ 2800 RPM) has 138 more torque (in Nm) than 1983 Pontiac Grand Safari. (325 Nm @ 2400 RPM). This means 1973 Checker Aerobus will have an easier job in driving up hills or pulling heavy equipment than 1983 Pontiac Grand Safari. 1983 Pontiac Grand Safari has automatic transmission and 1973 Checker Aerobus has manual transmission. 1973 Checker Aerobus will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1983 Pontiac Grand Safari will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Checker Aerobus | 1983 Pontiac Grand Safari | |
| Make | Checker | Pontiac |
| Model | Aerobus | Grand Safari |
| Year Released | 1973 | 1983 |
| Engine Size | 5733 cc | 4942 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 148 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 463 Nm | 325 Nm |
| Torque RPM | 2800 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 2405 kg | 1800 kg |
| Vehicle Length | 6690 mm | 5450 mm |
| Vehicle Width | 1940 mm | 2020 mm |
| Vehicle Height | 1600 mm | 1460 mm |
| Wheelbase Size | 4760 mm | 2950 mm |
