The catch
Anycubic Kobra S1 Combo
Color changes create waste with only a single nozzle.
Side by side
The included filament drying system makes the Kobra S1 Combo the one to buy. The slightly larger build cube is the reason to pick the P1S Combo.
Before you buy
Anycubic Kobra S1 Combo is the better match for “Have fumes better contained” and “Dry filament as you print”. Bambu Lab P1S Combo is the better match for “Begin your first project” and “Skip leveling the bed by hand”.
Where this comes from
This lines up the current strong and useful fit ratings for the exact products. It does not roll them into one overall score.
The catch
Color changes create waste with only a single nozzle.
The catch
Color changes purge filament since the nozzle is shared.


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Anycubic Kobra S1 Combo and Bambu Lab P1S Combo weighed against each other on build volume, materials, enclosure and workflow.
This one comes down to build volume and workflow first, then to the limits of your own setup.
Which one fits
Moisture-sensitive filament stays conditioned during printing when the feed system dries it.
You no longer repeat a manual setup step when the bed calibrates itself.
Odor and airborne material from a print can be kept in check by an enclosure with filtration.
Automatic calibration takes several manual steps off your list before the first print.
Flexible TPU gets a short, controlled filament path from a direct-drive toolhead.
Both models list “The printer has an enclosed build area. Its recorded material path covers PLA and ABS” for materials and enclosure. Both models show the same result for “Materials and enclosure”, so this row won't decide between them.
In practice
Anycubic Kobra S1 Combo is the better match for “Have fumes better contained” and “Dry filament as you print”. Bambu Lab P1S Combo is the better match for “Begin your first project” and “Skip leveling the bed by hand”.
This lines up the current strong and useful fit ratings for the exact products. It does not roll them into one overall score.
Both meet the same 2 of the 2 needs this comparison is built around, so the choice comes down to “build volume” and “workflow”.
Both products are checked against the same needs. The first verified differences still standing are named here.
8 of the 23 3d printers checked handle both “Run four-color jobs” and “Turn out functional parts quickly”. Both make the cut.
You can reproduce the count by filtering the current category for models with a strong or useful fit on both needs.

Anycubic, Kobra S1 Combo
An enclosed print area holds a 250 × 250 × 250 mm build volume.

Bambu Lab, P1S Combo
Build volume is 256 × 256 × 256 mm, and the print area is enclosed.
Spec by spec
| Spec | Anycubic Kobra S1 Combo | Bambu Lab P1S Combo | In practice |
|---|---|---|---|
| Build volume | The listed build area is 250 × 250 × 250 mm. | The listed build area is 256 × 256 × 256 mm. | Consider this a firm ceiling on the size or amount that fits in a single run. Shape can count as much as the headline number does. |
| Materials and enclosure | The printer has an enclosed build area. Its recorded material path covers PLA and ABS. | The printer has an enclosed build area. Its recorded material path covers PLA and ABS. | Both models show the same result for “Materials and enclosure”, so this row won't decide between them. |
| Workflow | Check the model-specific setup and calibration instructions. Automated multicolor is supported. | Automatic setup features are documented. Automated multicolor is supported. | How many steps fall to you and how much happens automatically both come down to this. |
Trade-offs
Decision guide
Go with the Kobra S1 Combo for its built-in filament drying system, or with the P1S Combo for its slightly larger build cube.
Enclosed CoreXY design, four colors and a camera are common to both.
The Kobra S1 has a 250 mm cubed volume.
For the P1S it is 256 mm cubed.
By the numbers
What we found across the 3D printers we compare, plus the checked facts behind each finding.
8 of the 23 models checked meet every need here: “Run four-color jobs” and “Turn out functional parts quickly”.
8 models fit, out of 23 checkedHow we countedThe count uses each product's current fit ratings for “Run four-color jobs” and “Turn out functional parts quickly”. A need with no documented match is not counted.
| Product | Needs it meets | Facts we checked | Sources |
|---|---|---|---|
| Anycubic Kobra S1 Combo |
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| Bambu Lab P1S Combo |
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Ready to buy
Open either model on Amazon for the current price, customer reviews and delivery options.

Dry filament as you print
See price & reviews on Amazon
Skip hand leveling of the bed
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