PLA Print Speed vs Quality: How to Find Your Balance

Speed and quality are on opposite ends of the dial. Crank it up and details vanish. Slow it down and you wait all day. Here's how to find the sweet spot for every print.

Understand the tradeoff At high speed, the nozzle moves faster than plastic can flow out. Layers thin, walls blur, and details smear. At low speed, you get perfect layers—but a small figurine takes 12 hours.

Speed tiers for PLA

30–50 mm/s (detail mode)

• Use for: Miniatures, figurines, detailed text, display pieces
• Result: Crisp layers, sharp features, visible quality
• Tradeoff: 2–3x longer print time

80–120 mm/s (balanced mode)

• Use for: Most everyday prints, functional parts, prototypes
• Result: Good quality at reasonable speed
• Tradeoff: Slightly less detail than slow mode, but perfectly usable

150–200 mm/s (fast mode)

• Use for: Draft prints, test fits, simple parts
• Result: Visible layer lines, reduced detail
• Tradeoff: 50% faster but quality drops
• Only safe with quality filament and a well-tuned printer

How to decide

• If the print is for display: go 40–60 mm/s
• If it's functional: go 80–120 mm/s
• If it's a test: go 150+ mm/s
• If it's a mini: go 30–50 mm/s

Slicer tips

• Print walls slower than infill (walls define the outside look)
• Use "outer wall speed" at 50–80% of normal wall speed
• Infill can be 20–30% faster than walls
• First layer always at 20–30 mm/s regardless of mode

The mistake: using the same speed for every print. Adjust per project. A calibration cube doesn't need 40 mm/s, and a detailed figurine doesn't need 150 mm/s.

Arkforge PLA's consistent flow at 50–200 mm/s means quality holds up across the whole speed range. No under-extrusion surprises when you push faster.

Find your speed. Print better with Arkforge PLA.

Happy printing!

– Arkforge Team