1989 Pontiac Grand Am vs. 1991 Pontiac Trans Sport
To start off, 1991 Pontiac Trans Sport is newer by 2 year(s). Which means there will be less support and parts availability for 1989 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1989 Pontiac Grand Am would be higher. At 3,135 cc (6 cylinders), 1991 Pontiac Trans Sport is equipped with a bigger engine. In terms of performance, 1989 Pontiac Grand Am (163 HP @ 5600 RPM) has 44 more horse power than 1991 Pontiac Trans Sport. (119 HP @ 4200 RPM). In normal driving conditions, 1989 Pontiac Grand Am should accelerate faster than 1991 Pontiac Trans Sport. With that said, vehicle weight also plays an important factor in acceleration. 1991 Pontiac Trans Sport weights approximately 265 kg more than 1989 Pontiac Grand Am.
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, both vehicles can yield 237 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 1991 Pontiac Trans Sport has automatic transmission and 1989 Pontiac Grand Am has manual transmission. 1989 Pontiac Grand Am will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Pontiac Trans Sport will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Pontiac Grand Am | 1991 Pontiac Trans Sport | |
| Make | Pontiac | Pontiac |
| Model | Grand Am | Trans Sport |
| Year Released | 1989 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 3135 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 163 HP | 119 HP |
| Engine RPM | 5600 RPM | 4200 RPM |
| Torque | 237 Nm | 237 Nm |
| Torque RPM | 4000 RPM | 2200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1235 kg | 1500 kg |
| Vehicle Length | 4520 mm | 4930 mm |
| Vehicle Width | 1710 mm | 1890 mm |
| Vehicle Height | 1340 mm | 1670 mm |
| Wheelbase Size | 2630 mm | 2800 mm |
