1989 Ford Sierra vs. 1974 GMC Suburban
To start off, 1989 Ford Sierra is newer by 15 year(s). Which means there will be less support and parts availability for 1974 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1974 GMC Suburban would be higher. At 4,093 cc (6 cylinders), 1974 GMC Suburban is equipped with a bigger engine. In terms of performance, 1989 Ford Sierra (101 HP @ 5200 RPM) has 1 more horse power than 1974 GMC Suburban. (100 HP @ 3600 RPM). In normal driving conditions, 1989 Ford Sierra should accelerate faster than 1974 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1974 GMC Suburban weights approximately 1054 kg more than 1989 Ford Sierra.
Because 1974 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1989 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 1974 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, 1974 GMC Suburban (243 Nm @ 1600 RPM) has 90 more torque (in Nm) than 1989 Ford Sierra. (153 Nm @ 4000 RPM). This means 1974 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra. 1974 GMC Suburban has automatic transmission and 1989 Ford Sierra has manual transmission. 1989 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1974 GMC Suburban will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Ford Sierra | 1974 GMC Suburban | |
| Make | Ford | GMC |
| Model | Sierra | Suburban |
| Year Released | 1989 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 4093 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 100 HP |
| Engine RPM | 5200 RPM | 3600 RPM |
| Torque | 153 Nm | 243 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1146 kg | 2200 kg |
| Vehicle Length | 4430 mm | 5480 mm |
| Vehicle Width | 1730 mm | 1950 mm |
| Vehicle Height | 1380 mm | 1800 mm |
| Wheelbase Size | 2830 mm | 3300 mm |
