3D printers beta · Anycubic
The Kobra S1 delivers reliable prints and handles automatic filament switching well, though owners who print multicolor work regularly run into material waste they consider significant.
Owners who moved to the S1 from earlier machines report a clear drop in failed prints and adhesion problems. The automatic filament backup, which loads the next spool when one runs out, gets consistent praise for keeping prints running without intervention.
Multicolor printing produces more wasted filament than owners expected. This comes up across owners printing toys, figurines, and functional parts alike, and several name it as the thing they most want improved.
Pick up to three. You get a page with just those, side by side, on the subjects owners raised.
The automatic spool handoff becomes routine quickly, and owners stop thinking about filament runout as a risk. Single-color printing runs without drama for people who came from machines that required more babysitting. A few owners note they bought the machine specifically for multicolor work but went weeks before attempting it, satisfied enough with standard printing in the meantime.
Build volume is the thing that surfaces once owners start pushing larger projects. Several owners note the print bed falls a few millimeters short of competing CoreXY machines at a similar price, and that gap starts to matter for cosplay parts, large enclosures, and anything that needs to be printed whole rather than cut and joined. Owners who primarily print smaller objects do not raise this.
On the hardware side, failures have tended to be component-level rather than machine-wide: a missing roller in the ACE Pro unit, a filament sensor failure. Both were caught, reported, and resolved with replacement parts sent at no charge. Whether those are isolated cases or a pattern is not clear from the accounts available.
Long-term reliability data is thin here. Most of the accounts cover weeks to a few months of ownership, not years. The sample is also small. What can be said is that no owner in these accounts describes a machine that stopped working and stayed that way, but that is not the same as a clean long-term record. Check back as more accounts come in.
Nothing with a clear majority yet. Owners who raised these subjects were split, or too few to judge.
Counted from the owners who raised each subject, not from everyone. A subject is judged once at least 4 owners raise it.
6 more subjects came up from fewer than 4 owners each, which is not enough for a fair reading. To see how it stacks up, compare it with another machine.
The same owner, asked again at each point. Fills in as owners answer.
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Public discussions we read and summarised in our own words. Nothing here was submitted to Still Kicks.
Counted from public accounts by people who said they own it, and summarised by Still Kicks in its own words. Not a manufacturer claim, a lab test or an estimate.
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