ABS vs ASA: Which Filament Should You Use?
Both need similar care, but ASA is commonly considered when UV and weather exposure matter.
Choose ABS when
- The part is protected from prolonged sun.
Choose ASA when
- The part will spend time outdoors.
Side-by-side context
| Property | ABS | ASA |
|---|---|---|
| Difficulty | advanced | advanced |
| Nozzle starting range | 240-270 C | 240-270 C |
| Heat band | 4/5 | 4/5 |
| Flexibility band | 2/5 | 2/5 |
Ranges and bands are a starting point. Formulations, drying, build surface and printer environment can change the result.
ABS guide · ASA guide · Use the selector
Reviewed 2026-09-20.