1978 BMW 628 vs. 1983 GMC Suburban
To start off, 1983 GMC Suburban is newer by 5 year(s). Which means there will be less support and parts availability for 1978 BMW 628. In addition, the cost of maintenance, including insurance, on 1978 BMW 628 would be higher. At 7,446 cc (8 cylinders), 1983 GMC Suburban is equipped with a bigger engine. In terms of performance, 1983 GMC Suburban (227 HP @ 3800 RPM) has 42 more horse power than 1978 BMW 628. (185 HP @ 5800 RPM) In normal driving conditions, 1983 GMC Suburban should accelerate faster than 1978 BMW 628.
Because 1983 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW 628. In wet, icy, snow, or gravel driving conditions, 1983 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, 1983 GMC Suburban (488 Nm @ 2800 RPM) has 228 more torque (in Nm) than 1978 BMW 628. (260 Nm @ 4000 RPM). This means 1983 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 628.
Compare all specifications:
| 1978 BMW 628 | 1983 GMC Suburban | |
| Make | BMW | GMC |
| Model | 628 | Suburban |
| Year Released | 1978 | 1983 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2997 cc | 7446 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 227 HP |
| Engine RPM | 5800 RPM | 3800 RPM |
| Torque | 260 Nm | 488 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Vehicle Length | 4760 mm | 5480 mm |
| Vehicle Width | 1760 mm | 1950 mm |
| Vehicle Height | 1390 mm | 1800 mm |
| Wheelbase Size | 2640 mm | 3300 mm |
