1976 GMC Suburban vs. 1989 Porsche 928
To start off, 1989 Porsche 928 is newer by 13 year(s). Which means there will be less support and parts availability for 1976 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1976 GMC Suburban would be higher. At 4,664 cc (8 cylinders), 1989 Porsche 928 is equipped with a bigger engine. In terms of performance, 1989 Porsche 928 (306 HP @ 5900 RPM) has 206 more horse power than 1976 GMC Suburban. (100 HP @ 3600 RPM) In normal driving conditions, 1989 Porsche 928 should accelerate faster than 1976 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1976 GMC Suburban weights approximately 670 kg more than 1989 Porsche 928.
Because 1976 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1989 Porsche 928. In wet, icy, snow, or gravel driving conditions, 1976 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 Porsche 928 (408 Nm @ 4100 RPM) has 166 more torque (in Nm) than 1976 GMC Suburban. (242 Nm @ 1600 RPM). This means 1989 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1976 GMC Suburban.
Compare all specifications:
| 1976 GMC Suburban | 1989 Porsche 928 | |
| Make | GMC | Porsche |
| Model | Suburban | 928 |
| Year Released | 1976 | 1989 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 4664 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 306 HP |
| Engine RPM | 3600 RPM | 5900 RPM |
| Torque | 242 Nm | 408 Nm |
| Torque RPM | 1600 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 2200 kg | 1530 kg |
| Vehicle Length | 5480 mm | 4450 mm |
| Vehicle Width | 1950 mm | 1840 mm |
| Vehicle Height | 1800 mm | 1290 mm |
| Wheelbase Size | 3300 mm | 2510 mm |
