1981 GMC Suburban vs. 2003 Oldsmobile Alero
To start off, 2003 Oldsmobile Alero is newer by 22 year(s). Which means there will be less support and parts availability for 1981 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1981 GMC Suburban would be higher. At 4,093 cc (6 cylinders), 1981 GMC Suburban is equipped with a bigger engine. In terms of performance, 2003 Oldsmobile Alero (139 HP @ 5600 RPM) has 9 more horse power than 1981 GMC Suburban. (130 HP @ 4000 RPM) In normal driving conditions, 2003 Oldsmobile Alero should accelerate faster than 1981 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1981 GMC Suburban weights approximately 870 kg more than 2003 Oldsmobile Alero.
Because 1981 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 2003 Oldsmobile Alero. In wet, icy, snow, or gravel driving conditions, 1981 GMC 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, 1981 GMC Suburban (285 Nm @ 2000 RPM) has 82 more torque (in Nm) than 2003 Oldsmobile Alero. (203 Nm @ 4000 RPM). This means 1981 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 2003 Oldsmobile Alero.
Compare all specifications:
| 1981 GMC Suburban | 2003 Oldsmobile Alero | |
| Make | GMC | Oldsmobile |
| Model | Suburban | Alero |
| Year Released | 1981 | 2003 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 130 HP | 139 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 285 Nm | 203 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2230 kg | 1360 kg |
| Vehicle Length | 5480 mm | 4750 mm |
| Vehicle Width | 1950 mm | 1790 mm |
| Vehicle Height | 1800 mm | 1390 mm |
| Wheelbase Size | 3300 mm | 2720 mm |
