1990 Cadillac Aurora vs. 2005 GMC Sierra
To start off, 2005 GMC Sierra is newer by 15 year(s). Which means there will be less support and parts availability for 1990 Cadillac Aurora. In addition, the cost of maintenance, including insurance, on 1990 Cadillac Aurora would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (300 HP) has 100 more horse power than 1990 Cadillac Aurora. (200 HP) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1990 Cadillac Aurora. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 981 kg more than 1990 Cadillac Aurora. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Cadillac Aurora is four wheel drive (4WD), it will have significant more traction and grip than 2005 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 1990 Cadillac Aurora 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 GMC Sierra (489 Nm) has 123 more torque (in Nm) than 1990 Cadillac Aurora. (366 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1990 Cadillac Aurora.
Compare all specifications:
| 1990 Cadillac Aurora | 2005 GMC Sierra | |
| Make | Cadillac | GMC |
| Model | Aurora | Sierra |
| Year Released | 1990 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 4465 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 200 HP | 300 HP |
| Torque | 366 Nm | 489 Nm |
| Engine Bore Size | 92 mm | 102 mm |
| Engine Stroke Size | 84 mm | 92 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Weight | 1588 kg | 2569 kg |
| Vehicle Length | 4860 mm | 6270 mm |
| Vehicle Width | 1890 mm | 2030 mm |
| Vehicle Height | 1410 mm | 1940 mm |
| Wheelbase Size | 2860 mm | 4010 mm |
