2003 Chevrolet Suburban vs. 1990 Pontiac Grand Am
To start off, 2003 Chevrolet Suburban is newer by 13 year(s). Which means there will be less support and parts availability for 1990 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Grand Am would be higher. At 5,327 cc (8 cylinders), 2003 Chevrolet Suburban is equipped with a bigger engine. In terms of performance, 2003 Chevrolet Suburban (282 HP @ 5200 RPM) has 119 more horse power than 1990 Pontiac Grand Am. (163 HP @ 5600 RPM). In normal driving conditions, 2003 Chevrolet Suburban should accelerate faster than 1990 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2003 Chevrolet Suburban weights approximately 1095 kg more than 1990 Pontiac Grand Am. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Chevrolet Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1990 Pontiac Grand Am. In wet, icy, snow, or gravel driving conditions, 2003 Chevrolet Suburban 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, 2003 Chevrolet Suburban (441 Nm @ 4000 RPM) has 204 more torque (in Nm) than 1990 Pontiac Grand Am. (237 Nm @ 4000 RPM). This means 2003 Chevrolet Suburban will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Grand Am.
Compare all specifications:
| 2003 Chevrolet Suburban | 1990 Pontiac Grand Am | |
| Make | Chevrolet | Pontiac |
| Model | Suburban | Grand Am |
| Year Released | 2003 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 5327 cc | 1996 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 282 HP | 163 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 441 Nm | 237 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 96 mm | 86 mm |
| Engine Stroke Size | 92 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 2330 kg | 1235 kg |
| Vehicle Length | 5580 mm | 4520 mm |
| Vehicle Width | 2010 mm | 1710 mm |
| Vehicle Height | 1880 mm | 1340 mm |
| Wheelbase Size | 3310 mm | 2630 mm |
| Fuel Tank Capacity | 117 L | 69 L |
