The best PETG brand is the one that fits your printer and your need for documentation. Prusament, Polymaker, and Bambu Lab all publish PETG specs or usage guides, so you can compare them on real data.

How the brands compare

The table compares three PETG brands that publish specs. Prusament leads on documented consistency. Polymaker leads on range.

PETG brands compared
PropertyPrusamentPolymakerBambu Lab
Published specTDSTDSUsage guide
Nozzle range240 to 260 °C240 to 260 °CPer spool
Range of blendsNarrowWideNarrow
Ecosystem fitPrusaUniversalBambu
Best forDocumented PETGSpecialty PETGBambu printers
Green marks the category leader. Prusament leads on documented specs.

When to pick Prusament

Pick Prusament for documented specs and consistency. The Prusament PETG datasheet lists a nozzle of 250 °C with a 10 °C margin, a heat deflection of 68 °C, and a density of 1.27 g/cm³. That published detail helps you tune and trust the spool.

When to pick Polymaker or Bambu Lab

Pick Polymaker for a wide range of PETG and specialty blends. The Polymaker PETG datasheet lists a nozzle of 240 to 260 °C and a heat deflection of 69 °C. Pick Bambu Lab when you run a Bambu printer and want filament tuned to its ecosystem.

Frequently asked

What is the best PETG brand?
It depends. Prusament leads on documented specs. Polymaker leads on range. Bambu Lab leads on ecosystem fit. All three publish specs or guides.
Is Prusament PETG good?
Yes. Prusament publishes a full TDS with nozzle, bed, heat deflection, and density, and it has a strong reputation for consistency.
Which PETG brand is best for a Bambu printer?
Bambu Lab filament, because the profiles and drying guidance are tuned to Bambu machines. Prusament and Polymaker also work well.
Do these brands publish datasheets?
Prusament and Polymaker publish TDS sheets. Bambu Lab publishes a usage guide with drying and flow data.

For the material, read PETG filament or what PETG is. For product picks, see best PETG filament.

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Sources & methodology

5 citations · reviewed 2026-07-09
  1. 01Prusament PETG Technical Datasheetaccessed 2026-07-06Tier 1
  2. 02Polymaker PETG Technical Data Sheetaccessed 2026-07-06Tier 1
  3. 03Bambu Lab PETG Usage Guideaccessed 2026-06-29Tier 1
  4. 04All3DP PETG Comprehensive Guideaccessed 2026-06-30Tier 2
  5. 053DSourced PETG Filament Guideaccessed 2026-06-29Tier 2
How we vetted this: every claim traces to a tiered source, Tier 1 (manufacturer, slicer, standards) first. Read the full sourcing and conflict-of-interest policy.