1978 BMW 730 vs. 1989 GMC Suburban
To start off, 1989 GMC Suburban is newer by 11 year(s). Which means there will be less support and parts availability for 1978 BMW 730. In addition, the cost of maintenance, including insurance, on 1978 BMW 730 would be higher. At 5,732 cc (8 cylinders), 1989 GMC Suburban is equipped with a bigger engine. In terms of performance, 1989 GMC Suburban (208 HP @ 4000 RPM) has 23 more horse power than 1978 BMW 730. (185 HP @ 5800 RPM) In normal driving conditions, 1989 GMC Suburban should accelerate faster than 1978 BMW 730.
Because 1989 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW 730. In wet, icy, snow, or gravel driving conditions, 1989 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, 1989 GMC Suburban (407 Nm @ 2800 RPM) has 177 more torque (in Nm) than 1978 BMW 730. (230 Nm @ 4000 RPM). This means 1989 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 730. 1989 GMC Suburban has automatic transmission and 1978 BMW 730 has manual transmission. 1978 BMW 730 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1989 GMC Suburban will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 BMW 730 | 1989 GMC Suburban | |
| Make | BMW | GMC |
| Model | 730 | Suburban |
| Year Released | 1978 | 1989 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 5732 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 208 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 230 Nm | 407 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Length | 4870 mm | 5480 mm |
| Vehicle Width | 1810 mm | 1950 mm |
| Vehicle Height | 1440 mm | 1800 mm |
| Wheelbase Size | 2810 mm | 3300 mm |
