2005 Chevrolet Express vs. 1984 Pontiac Grand Am
To start off, 2005 Chevrolet Express is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1984 Pontiac Grand Am would be higher. At 4,294 cc (6 cylinders), 2005 Chevrolet Express is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Express (195 HP @ 5600 RPM) has 106 more horse power than 1984 Pontiac Grand Am. (89 HP @ 4400 RPM). In normal driving conditions, 2005 Chevrolet Express should accelerate faster than 1984 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Express weights approximately 1276 kg more than 1984 Pontiac Grand Am. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Chevrolet Express (353 Nm) has 174 more torque (in Nm) than 1984 Pontiac Grand Am. (179 Nm). This means 2005 Chevrolet Express will have an easier job in driving up hills or pulling heavy equipment than 1984 Pontiac Grand Am.
Compare all specifications:
| 2005 Chevrolet Express | 1984 Pontiac Grand Am | |
| Make | Chevrolet | Pontiac |
| Model | Express | Grand Am |
| Year Released | 2005 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 4294 cc | 2469 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 195 HP | 89 HP |
| Engine RPM | 5600 RPM | 4400 RPM |
| Torque | 353 Nm | 179 Nm |
| Engine Bore Size | 102 mm | 101.6 mm |
| Engine Stroke Size | 88 mm | 76.2 mm |
| Engine Compression Ratio | 9.2:1 | 9.0:1 |
| Number of Seats | 8 seats | 4 seats |
| Vehicle Weight | 2406 kg | 1130 kg |
| Vehicle Length | 5700 mm | 4520 mm |
| Vehicle Width | 2020 mm | 1710 mm |
| Vehicle Height | 2080 mm | 1340 mm |
| Wheelbase Size | 3440 mm | 2630 mm |
