1989 Opel Corsa vs. 1985 Pontiac Grand Am
To start off, 1989 Opel Corsa is newer by 4 year(s). Which means there will be less support and parts availability for 1985 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1985 Pontiac Grand Am would be higher. At 2,471 cc (4 cylinders), 1985 Pontiac Grand Am is equipped with a bigger engine. In terms of performance, 1985 Pontiac Grand Am (90 HP @ 4400 RPM) has 46 more horse power than 1989 Opel Corsa. (44 HP @ 5400 RPM) In normal driving conditions, 1985 Pontiac Grand Am should accelerate faster than 1989 Opel Corsa. With that said, vehicle weight also plays an important factor in acceleration. 1985 Pontiac Grand Am weights approximately 360 kg more than 1989 Opel Corsa. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1985 Pontiac Grand Am (179 Nm @ 2800 RPM) has 111 more torque (in Nm) than 1989 Opel Corsa. (68 Nm @ 2600 RPM). This means 1985 Pontiac Grand Am will have an easier job in driving up hills or pulling heavy equipment than 1989 Opel Corsa.
Compare all specifications:
| 1989 Opel Corsa | 1985 Pontiac Grand Am | |
| Make | Opel | Pontiac |
| Model | Corsa | Grand Am |
| Year Released | 1989 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 993 cc | 2471 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 44 HP | 90 HP |
| Engine RPM | 5400 RPM | 4400 RPM |
| Torque | 68 Nm | 179 Nm |
| Torque RPM | 2600 RPM | 2800 RPM |
| Engine Bore Size | 72.1 mm | 101.6 mm |
| Engine Stroke Size | 61 mm | 76.2 mm |
| Engine Compression Ratio | 9.2:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 770 kg | 1130 kg |
| Vehicle Length | 3630 mm | 4520 mm |
| Vehicle Width | 1540 mm | 1710 mm |
| Vehicle Height | 1370 mm | 1340 mm |
| Wheelbase Size | 2350 mm | 2630 mm |
