2005 Opel Signum vs. 1988 Pontiac Grand Am
To start off, 2005 Opel Signum is newer by 17 year(s). Which means there will be less support and parts availability for 1988 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1988 Pontiac Grand Am would be higher. At 1,996 cc (4 cylinders), 1988 Pontiac Grand Am is equipped with a bigger engine. In terms of performance, 1988 Pontiac Grand Am (163 HP @ 5600 RPM) has 43 more horse power than 2005 Opel Signum. (120 HP @ 6000 RPM) In normal driving conditions, 1988 Pontiac Grand Am should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 247 kg more than 1988 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, 1988 Pontiac Grand Am (237 Nm @ 4000 RPM) has 72 more torque (in Nm) than 2005 Opel Signum. (165 Nm @ 3800 RPM). This means 1988 Pontiac Grand Am will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
| 2005 Opel Signum | 1988 Pontiac Grand Am | |
| Make | Opel | Pontiac |
| Model | Signum | Grand Am |
| Year Released | 2005 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1996 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 120 HP | 163 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 165 Nm | 237 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 80.5 mm | 86 mm |
| Engine Stroke Size | 88.2 mm | 86 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1482 kg | 1235 kg |
| Vehicle Length | 4640 mm | 4520 mm |
| Vehicle Width | 1800 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1340 mm |
| Wheelbase Size | 2840 mm | 2630 mm |
| Fuel Tank Capacity | 60 L | 69 L |
