1990 Alfa Romeo SZ vs. 1977 GMC Jimmy
To start off, 1990 Alfa Romeo SZ is newer by 13 year(s). Which means there will be less support and parts availability for 1977 GMC Jimmy. In addition, the cost of maintenance, including insurance, on 1977 GMC Jimmy would be higher. At 4,093 cc (6 cylinders), 1977 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1990 Alfa Romeo SZ (208 HP @ 6200 RPM) has 108 more horse power than 1977 GMC Jimmy. (100 HP @ 3600 RPM). In normal driving conditions, 1990 Alfa Romeo SZ should accelerate faster than 1977 GMC Jimmy. With that said, vehicle weight also plays an important factor in acceleration. 1977 GMC Jimmy weights approximately 540 kg more than 1990 Alfa Romeo SZ.
Because 1977 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1990 Alfa Romeo SZ. In wet, icy, snow, or gravel driving conditions, 1977 GMC Jimmy 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, 1990 Alfa Romeo SZ (245 Nm @ 4500 RPM) has 2 more torque (in Nm) than 1977 GMC Jimmy. (243 Nm @ 1600 RPM). This means 1990 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 1977 GMC Jimmy. 1977 GMC Jimmy has automatic transmission and 1990 Alfa Romeo SZ has manual transmission. 1990 Alfa Romeo SZ will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 GMC Jimmy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Alfa Romeo SZ | 1977 GMC Jimmy | |
| Make | Alfa Romeo | GMC |
| Model | SZ | Jimmy |
| Year Released | 1990 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 4093 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 208 HP | 100 HP |
| Engine RPM | 6200 RPM | 3600 RPM |
| Torque | 245 Nm | 243 Nm |
| Torque RPM | 4500 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1260 kg | 1800 kg |
| Vehicle Length | 4290 mm | 4690 mm |
| Vehicle Width | 1740 mm | 2030 mm |
| Vehicle Height | 1320 mm | 1840 mm |
| Wheelbase Size | 2520 mm | 2720 mm |
