1991 Renault 21 vs. 1981 Zastava 102
To start off, 1991 Renault 21 is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Zastava 102. In addition, the cost of maintenance, including insurance, on 1981 Zastava 102 would be higher. At 1,721 cc (4 cylinders), 1991 Renault 21 is equipped with a bigger engine. In terms of performance, 1991 Renault 21 (75 HP @ 5000 RPM) has 26 more horse power than 1981 Zastava 102. (49 HP @ 5500 RPM). In normal driving conditions, 1991 Renault 21 should accelerate faster than 1981 Zastava 102. With that said, vehicle weight also plays an important factor in acceleration. 1991 Renault 21 weights approximately 250 kg more than 1981 Zastava 102. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Renault 21 (129 Nm @ 3250 RPM) has 34 more torque (in Nm) than 1981 Zastava 102. (95 Nm @ 3000 RPM). This means 1991 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1981 Zastava 102.
Compare all specifications:
| 1991 Renault 21 | 1981 Zastava 102 | |
| Make | Renault | Zastava |
| Model | 21 | 102 |
| Year Released | 1991 | 1981 |
| Engine Size | 1721 cc | 1299 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 49 HP |
| Engine RPM | 5000 RPM | 5500 RPM |
| Torque | 129 Nm | 95 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1020 kg | 770 kg |
| Vehicle Length | 4650 mm | 3500 mm |
| Vehicle Width | 1720 mm | 1550 mm |
| Vehicle Height | 1430 mm | 1340 mm |
| Wheelbase Size | 2820 mm | 2160 mm |
