Sovol or BIQU? 3d Printer Accessories Compared in 2026
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This guide covers sovol vs BIQU 3d printer accessory options for your machine. You are looking at two distinct upgrades for different parts of your printer. Both items are designed to improve print quality and reliability. The main difference is their function. One replaces the filament path to reduce friction. The other upgrades the build surface for better adhesion. You need to decide which part of your workflow needs improvement first.
Key differences
| Aspect | Sovol Capricorn XS 2-Meter Bowden Tubing | BIQU 257x257mm PEO and PEI Build Plate |
|---|---|---|
| Product Type | PTFE Bowden Tubing | Build Plate |
| Primary Material | PTFE | Spring steel |
| Key Feature | Low friction for extrusion | Double-sided print surface |
| Dimensions | 2 Meter length | 257x257mm |
| Color | Blue | Black/Gold |
Which one should you choose?
Choose Sovol Capricorn XS 2-Meter Bowden Tubing if
- You want to reduce filament friction in a Bowden extruder system.
- You need longer tubing for extended filament paths.
- You are printing flexible filaments and want to minimize buckling.
Choose BIQU 257x257mm PEO and PEI Build Plate if
- You need a replacement build surface for compatible printers.
- You want to print on both smooth and textured surfaces.
- You need strong adhesion with easy model removal.
Verdict: Choose the Sovol tubing if your goal is to improve extrusion reliability and reduce retraction issues. Choose the BIQU build plate if you need a new surface with versatile finish options. Your choice depends entirely on whether your filament path or build platform requires an upgrade.
Sovol vs BIQU Accessory Specs
Primary Material
The Sovol Capricorn XS tubing uses PTFE as its primary material. This plastic polymer is standard for bowden extruder systems. It provides a smooth inner wall for filament travel. The BIQU build plate relies on spring steel for its core structure. This metal base offers flexibility and strong magnetic adhesion. The steel supports the printed object during the build. The Sovol item focuses on internal filament path efficiency. The BIQU plate focuses on external surface adhesion and stability. These are different material classes serving distinct mechanical roles. One manages movement, while the other manages contact.
Dimensions
Sovol offers tubing in a 2-meter length, which equals 78.7 inches. This linear measurement defines the reach for your printer’s bowden tube. The BIQU build plate has a fixed square footprint of 257x257mm. This specific size matches the bed area of compatible Bambu Lab machines. The Sovol length is a long, flexible conduit. The BIQU size is a rigid, flat platform. You cannot compare linear inches to square millimeters directly. Each dimension serves its specific component function. The tubing needs length for routing. The plate needs area for the print volume.
Build Surface
The BIQU plate features a double-sided design. One side has a smooth PEO surface for diamond patterns. The other side has a textured PEI layer for grip. This gives you two distinct printing finishes on one plate. The Sovol tubing does not have a build surface. It is a conduit for filament. The BIQU surface type allows for varied aesthetic outcomes. You can choose between smooth or textured results. The Sovol item has no comparable surface feature. It is purely a transport tube. The BIQU plate offers tangible versatility for your model’s finish.
Extruder Type
The Sovol tubing is explicitly designed for bowden extruder systems. It reduces friction and buckling for filament movement in this setup. The BIQU build plate is not an extruder component. It is a bed accessory. The Sovol item helps the extruder retract faster and with less wear. It improves responsiveness during printing. The BIQU plate supports the print but does not drive the filament. The Sovol specification directly addresses extruder mechanics. The BIQU specification addresses bed compatibility. The Sovol item has a direct advantage for extruder performance.
Compatibility
The BIQU plate lists specific compatibility with Bambu Lab models like P1P, P1S, P2S, X2D, X1C, and A1. It requires closing detection sensors on some models. The Sovol tubing is a generic Capricorn XS product. It does not list specific printer brand compatibility in the data. It is designed for bowden systems generally. The BIQU item has strict hardware requirements. The Sovol item has broader potential application. You must match the BIQU plate to your exact printer model. The Sovol tubing fits various bowden setups. The BIQU compatibility is more restrictive.
Which Sovol Or BIQU Accessory Fits You
Users upgrading bowden extrusion systems
You need low-friction filament travel for precise extrusion. The Sovol Capricorn XS tubing features a 1.9mm inner diameter to reduce buckling. This design supports flexible filaments on long bowden runs. The PTFE material offers high temperature resistance and lubricity. It minimizes retraction issues and extruder wear. Choose this if your printer relies on a bowden setup.
Bambu Lab owners seeking better adhesion
You want versatile print surfaces for your Bambu Lab machine. The BIQU plate fits 257x257mm beds for P1P, P1S, and X1C models. It offers a smooth PEO side for diamond patterns and a textured PEI side. The spring steel base ensures excellent flatness. Magnetic adhesion allows easy print removal. Select this for reliable first layers and quick release.
Printers needing flexible material support
You struggle with filament buckling in your extruder tube. The Sovol tubing has a tight 1.9mm inner diameter. This reduces wiggle room inside the tube. It allows you to print flexible materials even on long bowden systems. The advanced PTFE material resists higher temperatures. It also lowers friction to improve responsiveness and reduce slippage during printing.
The products compared
Sovol Capricorn XS 2-Meter Bowden Tubing
Best for: Bowden extruder upgrades needing 2m length
- Primary Material
- PTFE
- Extruder Type
- Bowden Extruder
- Color
- Blue
- Length
- 78.7 inches
- Width
- 78.7 inches
View on Amazon: Sovol Capricorn XS 2-Meter Bowden Tubing Affiliate link
This Sovol Capricorn XS tubing is a 2-meter PTFE bowden tube designed for 1.75mm filaments. It features a tight 1.9mm inner diameter to reduce buckling and high lubricity additives for lower friction. The blue tube resists higher temperatures and minimizes retraction issues. It suits users with long Bowden extruder setups who need reliable filament transport and reduced wear on the extruder mechanism.
Pros
- 2-meter length for extended reach
- 1.9mm inner diameter reduces buckling
- PTFE material with high lubricity
- Resists higher temperatures than standard TL series
Cons
- Limited to Bowden extruder systems only
- Only available in 2-meter size for this listing
- Does not support direct drive extruders
Good fit if
- You use a Bowden extruder setup
- You need a 2-meter tube length
- You print flexible filaments on long runs
Skip if
- You use a direct drive extruder
- You require a 5-meter tube length
- You need white or gray tubing color
Verdict: Sovol Capricorn 2m PTFE Bowden Tubing is a specialized upgrade for Bowden setups. It fits users who need precise filament control over longer distances without buckling.
BIQU 257x257mm PEO and PEI Build Plate
Best for: Bambu Lab users needing dual-surface printing
- Primary Material
- Spring steel
- Dimensions
- 257x257mm
- Build Surface Type
- Smooth PEO, textured PEI
- Build Plate Material
- PEI, Spring Steel, PEO
View on Amazon: BIQU 257x257mm PEO and PEI Build Plate Affiliate link
This BIQU build plate offers a dual-surface design for versatile printing. It features a smooth PEO side for diamond patterns and a textured PEI side for textured finishes. The 257x257mm spring steel base ensures excellent flatness. It uses a magnetic mount for easy removal. You should choose this if you print on Bambu Lab printers like the P1P or X1C. It supports high-temperature stability and strong adhesion.
Pros
- Dual-sided surface with smooth PEO and textured PEI options
- 257x257mm size compatible with Bambu Lab P1P, P1S, P2S, X2D, X1C, X1E, and A1
- Magnetic spring steel base for easy print removal
- High-temperature resistance and flame retardant properties
Cons
- Requires disabling build plate detection on P2S and X2D models
- Limited to 257x257mm platform size
- No included adhesion aids or tools listed
Good fit if
- You use Bambu Lab printers with a 257x257mm bed
- You want to switch between smooth and textured finishes
- You need a flat, durable surface for reliable adhesion
Skip if
- You print on A1 Mini or Kobra 3 Combo
- You require a single-sided textured PEI plate only
- You need automatic bed detection without manual adjustment
Verdict: BIQU Double-Sided PEI Build Plate 257x257mm fits users who need versatile surface options for Bambu Lab printers. It provides reliable adhesion and easy removal for a wide range of models.
Specifications side by side
| Spec | Sovol Capricorn XS 2-Meter Bowden Tubing | BIQU 257x257mm PEO and PEI Build Plate |
|---|---|---|
| Primary Material | PTFE | Spring steel |
| Dimensions | not stated | 257x257mm |
| Build Surface Type | not stated | Smooth PEO, textured PEI |
| Extruder Type | Bowden Extruder | not stated |
| Color | Blue | PEO+PEI-Black/Gold |
| Build Plate Material | not stated | PEI, Spring Steel, PEO |
| Build Plate Size | not stated | 257x257mm |
| Surface Finish | not stated | Smooth, Textured |
| Length | 78.7 inches | not stated |
| Width | 78.7 inches | not stated |
| Size | 2 Meter | P1/P2/X1/A1/X2D |
Frequently asked questions
Can I use the Sovol Capricorn XS tubing for direct drive setups?
No. This specific tubing is designed for Bowden extruder configurations. It provides precise filament control over longer distances, which is critical for setups where the extruder motor is separate from the hotend. It is not intended for direct drive systems that require shorter, more rigid paths.
What size printers fit the BIQU PEO and PEI build plate?
The plate measures 257x257mm and is compatible with Bambu Lab printers including the P1, P2, X1, A1, and X2D models. You get dual-surface printing options with a smooth PEI side and a textured PEO side. This allows you to switch between adhesion types without changing hardware.
Does the Sovol tubing come in colors other than blue?
The listed product is blue. It is a 2-meter length of PTFE tubing. The color helps you identify the filament path visually. You need to check the specific listing for other color options, as the standard upgrade kit features this specific blue variant for clear visibility.
Is the BIQU build plate made of glass or steel?
It uses spring steel as the base material. The surface features both PEI and PEO coatings. This combination offers reliable adhesion and easy model removal. The spring steel provides flexibility, while the coatings handle different filament types without the fragility associated with glass plates.
How long is the Sovol Capricorn XS tube?
The tube is 2 meters long, which equals 78.7 inches. This length is ideal for Bowden setups needing extended reach. The extra length prevents buckling during filament travel. It ensures smooth feeding even when the extruder is mounted far from the hotend nozzle.
Can I remove prints easily from the BIQU PEI plate?
Yes. The PEI surface is designed for easy removal once the print cools. You get reliable adhesion during printing, but the model pops off cleanly afterward. The dual-sided design lets you choose between smooth or textured finishes depending on your release needs.
What inner diameter does the Sovol tubing have?
The tubing has a 1.9mm inner diameter. This specific size reduces friction for filament travel. It supports flexible filaments on long Bowden runs. The smooth PTFE inner wall ensures consistent extrusion without clogging or buckling issues common with smaller or rougher tubes.
Is the BIQU plate compatible with third-party printers?
The specs list Bambu Lab models like P1, P2, X1, A1, and X2D. It is sized for 257x257mm beds. You should verify your printer bed dimensions before purchasing. It is not listed as compatible with Sovol printers, which typically use different bed sizes.