1999 Oldsmobile Aurora vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 14 year(s). Which means there will be less support and parts availability for 1999 Oldsmobile Aurora. In addition, the cost of maintenance, including insurance, on 1999 Oldsmobile Aurora would be higher. At 5,300 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (322 HP @ 5300 RPM) has 71 more horse power than 1999 Oldsmobile Aurora. (251 HP @ 5600 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 1999 Oldsmobile Aurora. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 622 kg more than 1999 Oldsmobile Aurora. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 GMC Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2013 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 1999 Oldsmobile Aurora, being front wheel drive (FWD), will offer much better control with better grip. 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, 2013 GMC Sierra (472 Nm @ 4400 RPM) has 119 more torque (in Nm) than 1999 Oldsmobile Aurora. (353 Nm @ 4000 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 Oldsmobile Aurora.
Compare all specifications:
| 1999 Oldsmobile Aurora | 2013 GMC Sierra | |
| Make | Oldsmobile | GMC |
| Model | Aurora | Sierra |
| Year Released | 1999 | 2013 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3995 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 251 HP | 322 HP |
| Engine RPM | 5600 RPM | 5300 RPM |
| Torque | 353 Nm | 472 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 87 mm | 96 mm |
| Engine Stroke Size | 84 mm | 92 mm |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1720 kg | 2342 kg |
| Vehicle Length | 5220 mm | 5847 mm |
| Vehicle Width | 1900 mm | 2032 mm |
| Vehicle Height | 1410 mm | 1875 mm |
| Wheelbase Size | 2900 mm | 3645 mm |
| Fuel Tank Capacity | 70 L | 98 L |
