1991 Opel Astra vs. 2005 Pontiac Grand Am
To start off, 2005 Pontiac Grand Am is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 3,392 cc (6 cylinders), 2005 Pontiac Grand Am is equipped with a bigger engine. In terms of performance, 2005 Pontiac Grand Am (175 HP @ 5200 RPM) has 75 more horse power than 1991 Opel Astra. (100 HP @ 5600 RPM) In normal driving conditions, 2005 Pontiac Grand Am should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Grand Am weights approximately 386 kg more than 1991 Opel Astra. 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 Pontiac Grand Am (285 Nm) has 150 more torque (in Nm) than 1991 Opel Astra. (135 Nm). This means 2005 Pontiac Grand Am will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
1991 Opel Astra | 2005 Pontiac Grand Am | |
Make | Opel | Pontiac |
Model | Astra | Grand Am |
Year Released | 1991 | 2005 |
Engine Position | Front | Front |
Engine Size | 1597 cc | 3392 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Horse Power | 100 HP | 175 HP |
Engine RPM | 5600 RPM | 5200 RPM |
Torque | 135 Nm | 285 Nm |
Engine Compression Ratio | 9.8:1 | 9.5:1 |
Drive Type | Front | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1016 kg | 1402 kg |
Vehicle Length | 4060 mm | 4740 mm |
Vehicle Width | 1690 mm | 1790 mm |
Vehicle Height | 1430 mm | 1410 mm |
Wheelbase Size | 2530 mm | 2810 mm |
Fuel Tank Capacity | 75 L | 53 L |