ANYCUBIC Kobra S1 Multicolor FDM Review (2026): A Spec-Based Look

What stands out

• CoreXY motion system reaches 600mm/s print speed
• 4-color ACE 2 Pro system, expandable to 16 colors
• 250×250×250 mm³ enclosed build volume
• Integrated 65°C dehumidifier and filament storage box
• 320°C hotend with ceramic feeding port for clog resistance

Who it fits

Key specs explained for you

Print Speed: 600mm/s

This maximum speed allows the printer to move the print head quickly across the build plate. You can expect faster completion times for standard objects compared to slower machines. This setting is ideal if you need to produce multiple prototypes or small parts in a shorter timeframe without sacrificing the structural integrity of the layer adhesion.

Build Volume: 250×250×250 mm³

This cubic space defines the largest single object you can print in one go. It is a standard mid-size volume suitable for most hobbyist projects, functional prototypes, and decorative items. You can fit most everyday items within these dimensions, but you will need to split larger models into separate parts for assembly.

Motion Structure: CoreXY

CoreXY is a belt-driven system that moves the print head rather than the entire bed. This design reduces moving mass, which helps maintain precision at higher speeds. You get smoother surface finishes and more consistent layer heights, especially when the printer is operating near its maximum speed capabilities for detailed work.

Multicolor Capacity: 4-color (expandable to 16)

The included system handles four distinct filament spools simultaneously for single-object printing. You can create complex, multi-hued models without manual filament swaps. If you need more variety, you can add additional units to reach sixteen colors, allowing for highly detailed and vibrant prints that stand out visually compared to single-color standard prints.

Printing Technology: FDM

Fused Deposition Modeling melts thermoplastic filament and deposits it layer by layer. This is the most common and accessible 3D printing method, offering a wide range of affordable material options. You benefit from strong, durable parts suitable for functional use, and the technology is generally easier to maintain and troubleshoot than resin-based alternatives.

Anycubic Kobra S1 Design Specs

The Anycubic Kobra S1 ACE 2 Pro Combo is a CoreXY FDM printer with a 250×250×250 mm³ build volume. According to the listing, the exterior is black and measures 16.1 inches wide, 19.3 inches long, and 19.3 inches high. It weighs 39.7 pounds. This mass suggests a stable frame that resists vibration during high-speed moves. The enclosed structure helps contain heat and protect prints from drafts, which is useful for materials like ABS that shrink if they cool too fast.

The system includes an integrated dry box that maintains 65°C active drying. This feature protects filament quality for PLA, PETG, and ASA by reducing humidity exposure. The hotend reaches 320°C and uses a ceramic feeding port to resist wear. These components support the 600mm/s print speed without clogging. The quiet operation, limited to 44dB, comes from four independent brushless motors and a buffer mechanism. This setup allows the printer to run in home offices or bedrooms without causing significant noise disruption.

Multicolor printing starts with four colors out of the box. You can expand to sixteen colors by adding more ACE 2 Pro units, though you cannot mix ACE Pro and ACE 2 Pro models together. The CoreXY motion structure drives the print head with precision. This layout ensures accurate layer placement even at rapid speeds. The design prioritizes consistent output for detailed models while keeping the environment clean and quiet. You get a self-contained unit that handles material storage and printing in one space.

Setup and Daily Use Guide

The Anycubic Kobra S1 ACE 2 Pro Combo arrives ready for multicolor printing. You do not need to assemble the core printing mechanism yourself. The system supports four colors immediately. You can expand this capacity to sixteen colors by adding four ACE 2 Pro units. Note that ACE Pro and ACE 2 Pro units cannot operate simultaneously. This limits your expansion path but keeps the setup straightforward.

The printer uses a CoreXY motion structure. This design drives the print head at speeds up to 600mm/s. You benefit from consistent accuracy even at high speeds. The enclosed build volume measures 250×250×250 mm³. This space fits standard desktop objects. The enclosure helps contain heat and noise.

Daily operation is managed by Kobra OS. This software controls the printing process. You can monitor progress through the interface. The machine includes smart sensors for automatic resume functions. If power fails, the printer remembers its position. It also identifies clogs and adjusts flow. The hotend reaches 320°C. This temperature allows you to print engineering materials. The ceramic feeding port reduces wear.

You can store filament in the integrated dry box. It maintains a temperature of 65°C. This active drying protects materials like PLA and ABS from humidity. The unit operates at 44dB. Brushless motors keep the sound low. You can place the printer in a home office without major disruption. The system weighs 39.7 pounds. It is stable but requires a solid surface for daily use.

Before You Buy The Kobra S1

Owning the Anycubic Kobra S1 ACE 2 Pro Combo requires planning for filament storage and management. The integrated dry box offers 65°C active drying, which helps preserve PLA, PETG, ABS, and ASA. You should ensure your workspace has adequate ventilation, as enclosed FDM printing can generate heat and fumes. The quiet 44dB operation makes it suitable for home offices, but you must verify your power supply handles the peak load of multiple motors and the heating elements. Since the system supports 4-color printing out of the box and expands to 16 colors, you need to check if your current slicer software supports the specific multicolor workflows required by the ACE 2 Pro. Regular maintenance involves cleaning the ceramic feeding port and checking the brushless motors for debris. This printer fits alongside other high-speed CoreXY options by prioritizing color complexity and enclosed stability over raw volume. You should compare its 250x250x250 mm³ build space against larger machines if you print big single-color parts frequently.

Check before you buy

• Verify slicer compatibility with ACE 2 Pro multicolor workflows.
• Ensure workspace ventilation handles enclosed FDM heat and fumes.
• Check if you need additional ACE units for 16-color setups.
• Confirm power supply capacity for multiple brushless motors and heaters.

The product at a glance

1

Anycubic Kobra S1 Multicolor FDM Printer

Best for: Quiet multicolor printing in small spaces

Build Volume

250×250×250 mm³

Print Speed

600mm/s

Printing Technology

FDM

Multicolor Capacity

4-color, expandable to 16 colors

Motion Structure

CoreXY

Color Printing

Multi-Color

View on Amazon: Anycubic Kobra S1 Multicolor FDM Printer Affiliate link

The ANYCUBIC Kobra S1 ACE 2 Pro Combo is an FDM 3D printer featuring a 250×250×250 mm³ build volume and CoreXY motion structure. It supports 4-color printing out of the box, expandable to 16 colors. With a 600mm/s print speed and a 320°C hotend, it handles detailed models. The enclosed design includes a 65°C dehumidifier for filament storage. This unit suits users needing quiet, multicolor prints in a home environment.

Pros

• 4-color multicolor printing capability with expansion to 16 colors
• Quiet operation at 44dB using brushless motors
• High-speed CoreXY structure reaching 600mm/s
• Integrated 65°C dehumidifier for filament preservation

Cons

• Standard build volume is limited to 250 mm³
• Maximum hotend temperature is 320°C
• Cannot mix ACE Pro and ACE 2 Pro units

Good fit if

• You want to print with multiple colors without complex setups
• You need a quiet printer for home or office use
• You require a fully enclosed system with filament drying

Skip if

• You need a build volume larger than 250 mm³
• You require printing materials needing temperatures above 320°C
• You plan to use older ACE Pro accessories with this unit

Verdict: The ANYCUBIC Kobra S1 Multicolor FDM is a practical choice for hobbyists who prioritize quiet, multicolor printing within a compact 250 mm³ footprint. It fits users who value integrated filament drying and high-speed CoreXY accuracy.

Specifications side by side

Frequently asked questions

See also

• anycubic kobra s1 multicolor fdm alternatives
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• anycubic kobra s1 multicolor fdm review
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