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PLA Cost Calculator: Price Per Gram & Per Kg

Use this free PLA cost calculator to work out your PLA price per gram and cost per kg instantly. Compare different PLA spool sizes, estimate how much PLA costs per print, and find the best value for your 3D printing projects.

Cost Per Gram Calculator

Your PLA Cost

Cost Per Gram

$0.0250

Cost Per kg

$25.00

Estimate Print Cost

Material Cost

$1.25

You can print approximately 20 of these from one spool

PLA Price Comparison

Compare your PLA cost against typical market prices to see if you're getting a good deal.

Quality TierPrice/kgPrice/gram
Budget PLA$15$0.0150
Standard PLAYour Range$22$0.0220
Premium PLA$30$0.0300
Specialty PLA$40$0.0400

Spool Size Value Comparison

Based on your current price, here's how different spool sizes compare in value.

500g Half Spool

$0.0300/g

~$15 typical

10 prints @ 50g

1kg Standard Spool

$0.0250/g

~$25 typical

20 prints @ 50g

2kg Large Spool

$0.0231/g

~$46 typical

40 prints @ 50g

Calculate Your Full 3D Printing Costs

Now that you know your PLA price per gram, use our complete 3D print cost estimator to factor in machine time and profit margins. Works with all materials including PLA, resin, ABS, and more.

Understanding PLA Filament Costs

PLA (Polylactic Acid) is the most popular 3D printing filament due to its ease of use and affordability. Understanding the true cost per gram helps you budget for projects and compare deals across different brands and spool sizes.

What Affects PLA Price Per Gram and PLA Price Per Kg?

Brand & Quality

Premium brands like Prusament offer tighter diameter tolerances (±0.02mm vs ±0.05mm), resulting in more consistent prints but higher PLA prices. Budget brands cost $15/kg while premium reaches $30+/kg.

Specialty Types

Silk, matte, wood-fill, and other specialty PLAs cost significantly more due to additives—often 50-100% higher price per gram. Standard PLA is most economical for functional prints ($0.02-0.025/gram).

Spool Size (Price Per Kg Advantage)

Buying larger spools lowers your PLA price per kg significantly. A 3kg spool might cost $15/kg while individual 1kg spools cost $22/kg—saving 30% on price per gram. But you need proper dry storage to prevent moisture damage.

Frequently Asked Questions

How much does PLA cost per print?

How much PLA costs per print depends on print weight and your cost per gram. At a typical $0.02-0.025 per gram, a 20g small print costs about $0.40-0.50, a 100g functional part costs $2-2.50, and a 300g large print costs $6-7.50. Enter your spool price and print weight in the PLA cost calculator above for an exact figure.

How do I calculate PLA filament cost?

To calculate PLA filament cost, divide the spool price by the spool weight in grams to get your cost per gram, then multiply by the weight of your print. A $25 1kg spool is $0.025 per gram, so a 50g print costs $1.25. This PLA cost calculator does the math automatically and also shows your cost per kg.

How much does PLA cost per gram?

PLA typically costs $0.015-0.04 per gram. Standard 1kg spools at $20-25 work out to $0.02-0.025/gram. Budget PLA can be as low as $0.015/gram while premium brands reach $0.03-0.04/gram.

What is a good price for PLA filament?

A good price for quality PLA is $20-25 per 1kg spool. This balances cost with reliable print quality. Budget options under $15/kg exist but may have inconsistent diameter or moisture issues.

Is it cheaper to buy larger PLA spools?

Yes, larger spools offer 10-20% savings per gram. However, only buy bulk if you can use it within 6-12 months and store it properly (dry box or vacuum sealed with desiccant).

How much filament does a typical print use?

Small items use 10-30g, medium functional parts 50-150g, and large prints can use 200-500g+. A 1kg spool typically yields 20-100 small prints or 5-10 larger items.

Related Calculators

Cost Calculator

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Filament Comparison

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Free Materials Comparison Guide

Get our comprehensive guide comparing PLA, ABS, PETG, TPU, Nylon, and Resin. Make informed material choices for your 3D printing projects.

  • Material properties & best uses
  • Print settings recommendations
  • Cost comparison breakdown

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