1963 Riley Elf vs. 1978 Zastava 850 K
To start off, 1978 Zastava 850 K is newer by 15 year(s). Which means there will be less support and parts availability for 1963 Riley Elf. In addition, the cost of maintenance, including insurance, on 1963 Riley Elf would be higher. Both 1963 Riley Elf and 1978 Zastava 850 K are equipped with a 847 cc engine. In terms of performance, 1978 Zastava 850 K (35 HP @ 5400 RPM) has 1 more horse power than 1963 Riley Elf. (34 HP @ 5500 RPM) In normal driving conditions, 1978 Zastava 850 K should accelerate faster than 1963 Riley Elf. With that said, vehicle weight also plays an important factor in acceleration. 1978 Zastava 850 K weights approximately 205 kg more than 1963 Riley Elf. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1963 Riley Elf | 1978 Zastava 850 K | |
| Make | Riley | Zastava |
| Model | Elf | 850 K |
| Year Released | 1963 | 1978 |
| Engine Size | 847 cc | 847 cc |
| Horse Power | 34 HP | 35 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 650 kg | 855 kg |
| Vehicle Length | 3280 mm | 3740 mm |
| Vehicle Width | 1420 mm | 1490 mm |
| Vehicle Height | 1350 mm | 1700 mm |
| Wheelbase Size | 2040 mm | 2010 mm |
