1991 BMW 518 vs. 2004 GMC Sierra
To start off, 2004 GMC Sierra is newer by 13 year(s). Which means there will be less support and parts availability for 1991 BMW 518. In addition, the cost of maintenance, including insurance, on 1991 BMW 518 would be higher. At 5,359 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (295 HP) has 181 more horse power than 1991 BMW 518. (114 HP) In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1991 BMW 518. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1219 kg more than 1991 BMW 518. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1991 BMW 518. In wet, icy, snow, or gravel driving conditions, 2004 GMC Sierra 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, 2004 GMC Sierra (447 Nm) has 282 more torque (in Nm) than 1991 BMW 518. (165 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 518.
Compare all specifications:
| 1991 BMW 518 | 2004 GMC Sierra | |
| Make | BMW | GMC |
| Model | 518 | Sierra |
| Year Released | 1991 | 2004 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1766 cc | 5359 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 114 HP | 295 HP |
| Torque | 165 Nm | 447 Nm |
| Engine Bore Size | 84 mm | 96.1 mm |
| Engine Stroke Size | 81 mm | 92 mm |
| Engine Compression Ratio | 8.8:1 | 9.5:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1160 kg | 2379 kg |
| Vehicle Length | 4730 mm | 5850 mm |
| Vehicle Width | 1760 mm | 2000 mm |
| Vehicle Height | 1420 mm | 1910 mm |
| Wheelbase Size | 2770 mm | 3650 mm |
