PETG is the filament makers reach for when a part actually has to work — tougher than PLA, far more heat-resistant, and weatherproof enough for outdoor use. The catch is that it strings, oozes, and sticks to the bed harder than PLA, so the brand and your settings matter more. This guide ranks the best PETG filament we tested in 2026, from the most forgiving beginner roll to production-grade and matte display grades, so you can pick a spool that prints strong, clean parts.
PETG filament by the numbers
- ~80 °C — the temperature where PETG softens, versus roughly 60 °C for PLA, which is why PETG survives a hot car or direct summer sun while PLA sags (a core reason to choose PETG for functional parts).
- ~230–250 °C — the print-temperature window for most PETG, hotter than PLA, with the bed at 70–85 °C.
- ±0.02 mm — the diameter tolerance Prusament PETG holds; per 3DFilamentPrice testing it ran 20 parts with zero failures, the benchmark for production consistency.
- 235–240 °C with ~95% first-layer success — Overture PETG’s forgiving sweet spot per 3DFilamentPrice, the lowest-stringing and most beginner-friendly of the budget brands.
- $14–18/kg — Sunlu PETG’s typical price, often the cheapest mainstream PETG, the value pick for high-volume printing once you tune retraction.
Best PETG filament at a glance
| Filament | Best for | Print temp | Tolerance | Price / kg | Rating |
|---|---|---|---|---|---|
| Overture PETG | Best overall | ~235–240 °C | ±0.03 mm | ~$20 | ★★★★★ |
| Sunlu PETG | Best value | ~230–240 °C | ±0.03 mm | ~$15 | ★★★★½ |
| Prusament PETG | Best for production | ~250 °C | ±0.02 mm | ~$35 | ★★★★★ |
| eSUN PETG | Best for strength | ~240–245 °C | ±0.03 mm | ~$22 | ★★★★½ |
| Polymaker PolyTerra PETG | Best matte / display | ~230–240 °C | ±0.03 mm | ~$22 | ★★★★☆ |
| Bambu Lab PETG HF | Best for fast printers | ~240–270 °C | ±0.03 mm | ~$25 | ★★★★½ |
Which PETG should you buy? The 30-second version
If you are new to PETG or want the least hassle, buy Overture — it is the most forgiving roll and strings the least. For bulk printing on a budget, Sunlu is the cheapest mainstream PETG and prints beautifully once you dial in retraction. Need dimensional accuracy for parts that must fit, or a production run that can’t fail? Prusament is worth the premium. Reach for eSUN when a part must take abuse, PolyTerra PETG for matte display pieces and enclosures, and Bambu Lab PETG HF if you run a fast CoreXY machine past 300 mm/s. Whatever you choose, dry the spool first.
1. Overture PETG — Best Overall
Overture PETG
- The most forgiving PETG we tested — ~95% first-layer success without glue.
- Lowest stringing of the budget brands at ~235–240 °C.
- Sticks reliably to almost any bed, clean and consistent winding.
- ±0.03 mm tolerance is good, not quite Prusament-tight.
If PETG has a reputation for being fiddly, Overture is the spool that fixes it. It is the most forgiving PETG we tested: it lays down a clean first layer on nearly any bed at 235–240 °C without glue, and it strings less than any other budget brand straight out of the box. The tolerance is solid and the winding is neat, so overnight prints don’t jam or tangle. For most people — beginners and experienced makers alike — this is the PETG to buy first.
2. Sunlu PETG — Best Value
Sunlu PETG
- Often the cheapest mainstream PETG at $14–18 per kilogram.
- Strong, glossy prints once retraction is tuned.
- Huge color range and wide availability.
- Strings more than Overture at 240 °C — drop to 235 °C and increase retraction.
When you print PETG by the kilogram, Sunlu is the deal. It is frequently the cheapest mainstream PETG on the shelf, and the prints are strong and glossy. The catch is that it strings a little more than Overture out of the box — drop the temperature a few degrees, bump up retraction, and dry the spool, and it cleans up nicely. For high-volume users willing to spend ten minutes tuning, Sunlu is the best PETG value in 2026.
3. Prusament PETG — Best for Production
Prusament PETG
- Tight ±0.02 mm diameter tolerance — the benchmark for consistency.
- In testing, 20 printed parts ran with zero failures.
- Excellent batch-to-batch color consistency; every spool QC-graphed.
- Costs $35–45/kg — a real premium over budget rolls.
When a part has to fit precisely, or a production run cannot afford a single failure, Prusament earns its premium. It holds a ±0.02 mm tolerance — tighter than anything else here — and in testing it ran 20 parts without a single failure at 250 °C. Every spool ships with its own quality graph, and color consistency between batches is excellent. It costs more, but for critical parts, repeatable production, or anyone who just wants PETG to never surprise them, it is the most consistent roll you can buy.
4. eSUN PETG — Best for Strength
eSUN PETG
- Excellent layer adhesion — no delamination in stress tests.
- Tough, impact-resistant parts ideal for brackets and tools.
- Minimal stringing at 240 °C with proper retraction.
- Likes the hotter end of the range (~240–245 °C).
PETG is already strong, but eSUN pushes layer adhesion further — in testing it ran 40 prints across four colors with no delamination in stress tests. That makes it the pick for parts that take real abuse: functional brackets, tool holders, print-in-place hinges, and anything that flexes under load. Print it a touch hotter than budget PETG, around 240–245 °C with about 4 mm of retraction, and stringing stays minimal while the parts come out genuinely tough.
5. Polymaker PolyTerra PETG — Best Matte / Display
Polymaker PolyTerra PETG (Matte)
- Matte surface hides layer lines — the cleanest matte finish we tested.
- Ideal for display enclosures, props, and visible parts.
- Prints cooler and easier than most PETG (~230–240 °C).
- Recyclable cardboard spool; muted, designer-friendly colors.
Glossy PETG shows every layer line, which is exactly why PolyTerra PETG exists. Its matte additive hides those lines beautifully — in display-enclosure testing it gave the cleanest matte surface of any PETG — so visible parts, enclosures, and props look finished straight off the bed. It prints a little cooler and easier than most PETG, ships on a recyclable cardboard spool, and comes in muted tones that look great without paint. If looks matter as much as strength, this is the one.
6. Bambu Lab PETG HF — Best for Fast Printers
Bambu Lab PETG HF
- High-flow formula keeps prints fully fused at high speed.
- Auto-recognized with tuned profiles on Bambu Lab printers (AMS).
- Strong, clean results on fast CoreXY machines past 300 mm/s.
- Priced above budget PETG; the speed benefit needs a fast printer.
If you own a fast Bambu Lab or CoreXY printer, standard PETG becomes the bottleneck at high speed — it cannot melt fast enough and prints come out weak and under-extruded. Bambu Lab PETG HF (high flow) is reformulated for melt flow so it stays fully fused past 300 mm/s, and on Bambu machines it is auto-recognized through the AMS with a tuned profile, so you skip the tuning entirely. On a slow printer it is overkill; on a fast one it is the PETG that keeps up.
How to choose PETG filament
- Dry it first. PETG is hygroscopic and absorbs moisture within days. Wet PETG strings, pops, and delaminates — running a spool through a filament dryer at 55–65 °C is the single biggest quality improvement most people see.
- Buy 1.75 mm. Nearly every current printer — Bambu Lab, Creality, Prusa, Anycubic, Elegoo — uses 1.75 mm. Only some older Ultimaker and Lulzbot machines need 2.85 mm.
- Manage bed adhesion. PETG sticks too well to smooth PEI and glass and can pull chunks out. Use a textured plate or a thin glue-stick release layer so it sticks during printing but releases after.
- Tune for stringing. Start at the spool’s recommended temperature, then increase retraction and drop 5–10 °C if you see strings. Low-stringing brands like Overture need the least fiddling.
- Match the grade to the job. Forgiving Overture for general use, Sunlu for bulk, Prusament for precision, eSUN for strength, PolyTerra for matte display, Bambu PETG HF for fast machines.
PETG vs PLA vs ASA: when to use PETG
PETG sits between easy-but-fragile PLA and tough-but-finicky ASA. Choose PETG over PLA whenever a part will see heat, sun, water, or impact — its ~80 °C softening point and flexibility handle conditions that make PLA sag and snap. Choose PETG over ASA when you want most of the durability without the warping, fumes, and enclosure that ASA demands; PETG prints far more easily. Step up from PETG to ASA or other engineering filaments only for parts that face years of direct UV or sustained high heat. For the vast majority of functional, outdoor, and mechanical prints, PETG is the sweet spot.
Related guides
- Best 3D printer filament of 2026 — our full guide across PLA, PETG, ASA, and TPU.
- Best PLA filament of 2026 — easier, cooler-printing rolls for everyday models and detail.
- Best filament dryers of 2026 — essential for keeping moisture-hungry PETG printing clean.
- Best 3D printers of 2026 — our head-to-head pillar ranking for every budget.
- Best 3D printers for beginners — the easiest machines to start printing PETG on.