2003 GMC Sierra vs. 1977 Zastava 2101
To start off, 2003 GMC Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1977 Zastava 2101. In addition, the cost of maintenance, including insurance, on 1977 Zastava 2101 would be higher. At 5,967 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 GMC Sierra (321 HP @ 5000 RPM) has 259 more horse power than 1977 Zastava 2101. (62 HP @ 5600 RPM). In normal driving conditions, 2003 GMC Sierra should accelerate faster than 1977 Zastava 2101. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 1304 kg more than 1977 Zastava 2101. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1977 Zastava 2101. In wet, icy, snow, or gravel driving conditions, 2003 GMC Sierra 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, 2003 GMC Sierra (370 Nm @ 4000 RPM) has 283 more torque (in Nm) than 1977 Zastava 2101. (87 Nm @ 3400 RPM). This means 2003 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1977 Zastava 2101. 2003 GMC Sierra has automatic transmission and 1977 Zastava 2101 has manual transmission. 1977 Zastava 2101 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 GMC Sierra | 1977 Zastava 2101 | |
| Make | GMC | Zastava |
| Model | Sierra | 2101 |
| Year Released | 2003 | 1977 |
| Engine Size | 5967 cc | 1198 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 321 HP | 62 HP |
| Engine RPM | 5000 RPM | 5600 RPM |
| Torque | 370 Nm | 87 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2270 kg | 966 kg |
| Vehicle Length | 5790 mm | 4080 mm |
| Vehicle Width | 2000 mm | 1620 mm |
| Vehicle Height | 1850 mm | 1450 mm |
| Wheelbase Size | 3650 mm | 2430 mm |
