1979 BMW 633 vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 34 year(s). Which means there will be less support and parts availability for 1979 BMW 633. In addition, the cost of maintenance, including insurance, on 1979 BMW 633 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 128 more horse power than 1979 BMW 633. (194 HP @ 5500 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 1979 BMW 633. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 840 kg more than 1979 BMW 633. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 187 more torque (in Nm) than 1979 BMW 633. (285 Nm @ 4300 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 633. 2013 GMC Sierra has automatic transmission and 1979 BMW 633 has manual transmission. 1979 BMW 633 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1979 BMW 633 | 2013 GMC Sierra | |
| Make | BMW | GMC |
| Model | 633 | Sierra |
| Year Released | 1979 | 2013 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3210 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 194 HP | 322 HP |
| Engine RPM | 5500 RPM | 5300 RPM |
| Torque | 285 Nm | 472 Nm |
| Torque RPM | 4300 RPM | 4400 RPM |
| Engine Bore Size | 89 mm | 96 mm |
| Engine Stroke Size | 86 mm | 92 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 2310 kg |
| Vehicle Length | 4760 mm | 5847 mm |
| Vehicle Width | 1760 mm | 2031 mm |
| Vehicle Height | 1390 mm | 1877 mm |
| Wheelbase Size | 2640 mm | 3645 mm |
| Fuel Tank Capacity | 70 L | 98 L |
