2005 Isuzu Ascender vs. 1990 Pontiac Grand Prix
To start off, 2005 Isuzu Ascender is newer by 15 year(s). Which means there will be less support and parts availability for 1990 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Grand Prix would be higher. At 4,195 cc (6 cylinders), 2005 Isuzu Ascender is equipped with a bigger engine. In terms of performance, 2005 Isuzu Ascender (271 HP @ 6000 RPM) has 66 more horse power than 1990 Pontiac Grand Prix. (205 HP @ 4800 RPM). In normal driving conditions, 2005 Isuzu Ascender should accelerate faster than 1990 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2005 Isuzu Ascender weights approximately 561 kg more than 1990 Pontiac Grand Prix. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Isuzu Ascender is four wheel drive (4WD), it will have significant more traction and grip than 1990 Pontiac Grand Prix. In wet, icy, snow, or gravel driving conditions, 2005 Isuzu Ascender will offer significantly more control. 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 Isuzu Ascender (373 Nm) has 75 more torque (in Nm) than 1990 Pontiac Grand Prix. (298 Nm). This means 2005 Isuzu Ascender will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Grand Prix.
Compare all specifications:
| 2005 Isuzu Ascender | 1990 Pontiac Grand Prix | |
| Make | Isuzu | Pontiac |
| Model | Ascender | Grand Prix |
| Year Released | 2005 | 1990 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4195 cc | 3135 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 271 HP | 205 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Torque | 373 Nm | 298 Nm |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 102 mm | 84 mm |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2170 kg | 1609 kg |
| Vehicle Length | 5280 mm | 4960 mm |
| Vehicle Width | 1940 mm | 1810 mm |
| Vehicle Height | 1920 mm | 1390 mm |
| Wheelbase Size | 3280 mm | 2740 mm |
