2005 Buick Terraza vs. 1986 Pontiac Grand Am
To start off, 2005 Buick Terraza is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1986 Pontiac Grand Am would be higher. At 3,491 cc (6 cylinders), 2005 Buick Terraza is equipped with a bigger engine. In terms of performance, 2005 Buick Terraza (200 HP) has 110 more horse power than 1986 Pontiac Grand Am. (90 HP). In normal driving conditions, 2005 Buick Terraza should accelerate faster than 1986 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Terraza weights approximately 898 kg more than 1986 Pontiac Grand Am. 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, 2005 Buick Terraza (298 Nm) has 119 more torque (in Nm) than 1986 Pontiac Grand Am. (179 Nm). This means 2005 Buick Terraza will have an easier job in driving up hills or pulling heavy equipment than 1986 Pontiac Grand Am. 2005 Buick Terraza has automatic transmission and 1986 Pontiac Grand Am has manual transmission. 1986 Pontiac Grand Am will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Buick Terraza will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Buick Terraza | 1986 Pontiac Grand Am | |
| Make | Buick | Pontiac |
| Model | Terraza | Grand Am |
| Year Released | 2005 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 3491 cc | 2471 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 200 HP | 90 HP |
| Torque | 298 Nm | 179 Nm |
| Engine Compression Ratio | 9.8:1 | 9.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 4 seats |
| Vehicle Weight | 2028 kg | 1130 kg |
| Vehicle Length | 5210 mm | 4520 mm |
| Vehicle Width | 1920 mm | 1710 mm |
| Vehicle Height | 1840 mm | 1340 mm |
| Wheelbase Size | 3080 mm | 2630 mm |
