FibreSeeker 3 · Machine Basics
MSRP $3,500
$2,699
In stock
Evaluation · Markforged vs FibreSeeker 3
Continuous Carbon Fiber Comparison
MSRP $3,500
$2,699
In stock
US reseller price
$15,990
+$13,291 · 5.9×
US reseller price
$64,990
+$62,291 · 24×



Linear dollar scale. The X7 bar is the full width. Gaps use today’s $2,699, not the $3,500 MSRP.
Same scale, 0.70 pixels per millimeter. The narrow bar is Z. The Mark Two bed is 132 mm deep.
Onyx Pro · $8,990** Continuous fiberglass only. It does not lay continuous carbon fiber. Chopped carbon in Onyx filament is a different material, so it stays out of the table.
| Spec | FibreSeeker 3 | Mark Two | X7 |
|---|---|---|---|
| Price | $2,699 MSRP $3,500 | $15,990 | $64,990 |
| Build volume | 300 × 300 × 245 mm | 320 × 132 × 154 mm | 330 × 270 × 200 mm |
| Calculated volume | 22,050 cm³ | 6,505 cm³ | 17,820 cm³ |
| Continuous carbon | Yes | Yes | Yes |
| Continuous glass | Yes | Yes | Yes |
| Carbon laid | Hot co-extrusion. Fiber is co-extruded inside the plastic. | Prepreg carbon filament | Prepreg carbon filament |
| Strand composition | X-CCF · about 60% carbon, thermoset binder | About 37% carbon, nylon binder | About 37% carbon, nylon binder |
| Where fiber can go | Curves and lattices can be reinforced | Dead zones. No fiber on a path under 86 mm, or in a feature too small for a continuous strand. | Dead zones. No fiber on a path under 86 mm, or in a feature too small for a continuous strand. |
| Base materials | PLA, PETG, PC, PA, PACF, PETGF + X-CCF / X-CGF | Qualified Onyx set | Onyx, Onyx FR, nylon + fiber |
| Software | Rocketslicer · Win / Mac | Eiger | Eiger |
| Inspection | Auto bed level, camera, fiber and plastic sensors | Manual calibration | Laser in-process inspection |
| US availability | In stock · ships in 2–11 business days | Reseller lead time | Reseller lead time |
Rocketslicer on Windows and Mac. STL, STP, 3MF.
900 MPa depends on material, geometry, and fiber path.
For continuous carbon or glass on a larger desktop bed, Machine Basics is $2,699.
No. Continuous fiberglass only. Chopped carbon in Onyx filament is not a continuous strand.
Mark Two: 5.9× more. X7: 24× more.
FibreSeeker 3, 22,050 cm³. X7 is 17,820 cm³. Mark Two is 6,505 cm³, and only 132 mm deep.
In stock. Ships from the USA in 2–11 business days. Authorized US reseller.
MSRP $3,500$2,699