PCTG prints cleaner than PETG, and now I'm rethinking years of 3D printing habits

Published Jul 28, 2026, 2:00 PM EDT Jeff's been involved in the IT industry since before the Internet and spent more than 20 years working in technical support, system administration, network administration, and consulting roles. He holds an undergraduate degree in English, a Master's degree in English with a focus on professional writing and editing, and another Master's degree in Computing & Information Systems. After teaching university English and computer science for a few years, Jeff launched his writing career. He's written for Macworld, Tom's Hardware, groovyPost, The Mac Observer, and more before beginning here at XDA. For years, PETG has been the material I reach for whenever a print needs to do an actual job. Brackets, holders, labels, fixtures, and replacement parts all tend to start with the same decision because I already know what PETG is likely to give me. It isn’t perfect, and I’ve definitely spent enough time cleaning up stringing or staring at a rough patch and deciding it was good enough. Still, it works, I trust it, and that usually matters more than chasing the next material. PCTG has made that habit harder to defend quite so automatically. PCTG fixed two PETG annoyances I had stopped noticing It printed more cleanly without turning into another project The first surprise was that PCTG printed more easily than I expected. PETG has never been some impossible material for me, but it does have a way of asking for just enough attention to become irritating. I’m used to checking the first layer, watching for stray strings, and wondering whether a visible face will come off the plate looking decent or merely acceptable. PCTG didn’t demand that same level of suspicion from me during the prints I tried. That difference matters more once I’m printing several practical pieces instead of one test part. A single clip or bracket is easy to forgive, but repeated cleanup gets old quickly when I’m making a batch of labels, holders, or organization pieces. I don’t want every useful print to become a small finishing project after the machine is done. With PCTG, I spent less time thinking about what I’d need to trim, scrape, or ignore once the part came off the bed. The surface finish was the second thing I noticed, and probably the harder one to dismiss. My PCTG parts looked cleaner straight away, especially in the areas I’d normally expect to examine and quietly decide not to care about. The improvement didn’t suddenly make a functional part decorative, and that isn’t what I needed anyway. It just made the finished object look more intentional, which is a much bigger upgrade than it sounds when the part is going to remain visible. Better surfaces matter even when appearance comes second Functional parts still look better when they feel finished I’ve never expected workshop prints to look like display pieces. Most of them exist because I need something held, mounted, separated, labeled, or kept from sliding around. Even so, there’s a clear difference between a part that works and one that looks like I stopped caring as soon as the dimensions were correct. PETG often gets a pass because I value durability and usefulness more than a perfect surface, but PCTG made that tradeoff feel less necessary. I don’t want every useful print to become a small finishing project after the machine is done. That changes where I’d be willing to use the material. Cable guides, tool holders, mounting plates, spool labels, and little organization parts often stay in sight long after I’ve forgotten the print job itself. Those are exactly the pieces where a cleaner finish starts to matter because I see them every day. I don’t need them to be beautiful, but I’d prefer not to notice a messy surface every time I reach for a tool or look at the side of a printer. There’s also something satisfying about pulling a functional print off the plate and not immediately building a mental list of flaws. Usually, I’m checking whether a hole needs widening, a tolerance feels too tight, or a corner came out rougher than expected. Some of that is normal design iteration, and no filament fixes a bad model. Still, when the material itself gives me a cleaner result, the successful version feels genuinely done instead of finished only because I’ve decided to stop working on it. PETG still has too many practical advantages to abandon Familiar settings and easy availability still carry real weight None of that means PETG is getting pushed off my shelf. I already know how it behaves, where it tends to disappoint me, and which jobs don’t justify experimenting with something else. That experience saves time, especially when I need a part quickly and don’t want to turn a simple print into another round of testing. Familiarity isn’t exciting, but it’s incredibly useful when the goal is to solve a problem and move on. PETG is also easy to buy in plenty of colors, finishes, and price ranges. I can keep several spools around without thinking too hard about replacement cost or whether I’ll be able to find the same thing again later. For rough utility parts, prototypes, or anything hidden behind equipment, that convenience matters more than a cleaner surface. PCTG may produce a nicer result for me, but PETG remains easier to treat as an everyday consumable. Don’t treat one good PCTG print as proof that every spool or model will behave the same way. Start with a small functional part you already know well, then compare print quality, cleanup, and surface finish against your usual PETG result before moving larger jobs over. I don’t want to overstate what a handful of good prints proves. My first results with PCTG were encouraging, but one material can behave differently across brands, colors, and part geometries. A clean label or holder doesn’t automatically tell me how the same spool will behave on every bracket, mount, or thicker mechanical piece I might print later. PETG has years of successful use behind it in my workflow, while PCTG is still building that track record one part at a time. Keeping both materials makes more sense than choosing sides Different jobs give each filament a reason to stay That leaves me with a much less dramatic answer than replacing PETG altogether. I’m going to use both. PETG still makes sense for quick utility parts, early versions, and anything where appearance barely registers on the priority list. PCTG is becoming the more tempting choice when the finished part will remain visible or when I want a cleaner result without spending extra time correcting it afterward. I’d rather make that decision per part than pretend one filament has to win everything. A hidden bracket doesn’t need the same finish as a holder mounted beside my printer, and a quick prototype doesn’t deserve the same material budget as a final piece I’ll keep using. Once I started thinking about it that way, the choice became fairly obvious. PETG remains the dependable default, while PCTG steps in when its better finish and easier printing actually improve the result. That balance may shift as I use more PCTG. The more functional pieces I print with it, the more clearly I’ll understand where it saves time and where PETG still makes more sense. I’m not ready to hand every job over to it, but I’m also not treating it as a novelty spool anymore. It has already earned repeat use, and that alone is enough to change how I approach material choice. PCTG has earned a permanent place next to PETG PETG is still the material I trust without much thought. It’s familiar, easy to find, and proven across the kinds of functional parts I print most often. I’ll keep using it for plenty of jobs, especially when cost, speed, or predictability matters more than presentation. What has changed is that I no longer assume it deserves every functional print by default. PCTG printed more easily for me and produced a cleaner surface finish, which addresses two PETG frustrations I had mostly learned to ignore. That doesn’t make it a replacement for everything, and I don’t need it to be. It gives me a better option for visible, finished functional parts while PETG continues handling the routine work. My filament shelf is now slightly more complicated, but my prints should be better for it. Bambu Lab X2D Build Volume 256 x 256 x 256 mm Printing Speed 1000 mm/s Materials Used PLA, PETG, ABS, ASA, TPU, Support for PLA, Support for PLA/PETG, Support for ABS, Support for PA/PET, PET, PA, PC, PVA; Carbon/Glass Fiber Reinforced PLA, PETG, ABS, ASA, PA6, PAHT, PPA, PET Brand Bambu Lab Extruder Quantity 2 Extruder Direct Drive (Primary), Bowden (Auxiliary) Since it can handle PETG with ease, the X2D is more than capable of printing with PCTG.