ComMarker B6 20W vs xTool F1 Ultra 20W Fiber + Diode
| Laser | ||
| Type | Fiber Laser | Fiber Laser |
| Wavelength | 1,064 nm | 1,064 nm |
| Optical Power | 20 W | 20 W |
| Performance | ||
| Work Area | 150 × 150 mm | 220 × 220 mm |
| Max Speed | 900,000 mm/min | 600,000 mm/min |
| Focus | Autofocus | Autofocus |
| Features | ||
| Enclosure | No | Yes |
| Air Assist | No | No |
| Rotary Compatible | Yes | Yes |
| WiFi | No | Yes |
| Camera | No | Yes |
| Physical | ||
| Approx. Price | $1,599 | $2,999 |
| Release Year | 2024 | 2024 |
| Weight | 13.5 kg | 14.7 kg |
Pros & Cons
ComMarker B6 20W
What we like
- One-touch autofocus with concealed lifting motor
- 15,000 mm/s SpeedMax™ galvo for ultra-fast marking
- Larger 150×150mm work area vs B4's 110×110mm
- Class 1 laser safety with optional enclosure
- LightBurn and EzCad2 compatible
Watch out for
- More expensive than B4 for same 20W power
- USB-only connectivity (no Wi-Fi)
- No built-in enclosure or camera
- Larger/heavier than B4 (13.5 kg vs 11 kg)
xTool F1 Ultra 20W Fiber + Diode
What we like
- Dual galvo lasers: fiber for metals, diode for wood/acrylic/leather
- Exceptional 10,000 mm/s galvo speed for mass production
- 16MP smart camera for auto-tracing and precise placement
- Marks bare metal, stainless steel, gold, silver, and aluminum
- Compact and enclosed — safe for studio or office use
- Expandable to 220×500mm with optional conveyor
Watch out for
- Premium price (~$2,999+)
- Small 220×220mm base work area
- Cannot cut thick materials (galvo lasers excel at marking/engraving)
- Steep learning curve vs gantry lasers
Compatible Materials
ComMarker B6 20W
steelaluminumbrasscopperAnodized AluminumtitaniumgoldsilverLeathercoated metals
xTool F1 Ultra 20W Fiber + Diode
Metal EngravingAnodized AluminumGlassStoneLeatherRubberWoodAcrylic
The ComMarker B6 20W costs $1,599 (47% less) than the xTool F1 Ultra 20W Fiber + Diode, which is priced at $2,999.
Both machines share the same 20W optical power rating.
The xTool F1 Ultra 20W Fiber + Diode offers a 54% larger work area (220 × 220 mm vs 150 × 150 mm).
The ComMarker B6 20W has a 33% higher maximum speed (900,000 mm/min vs 600,000 mm/min).
Feature-wise, xTool F1 Ultra 20W Fiber + Diode includes an enclosure, while ComMarker B6 20W does not; xTool F1 Ultra 20W Fiber + Diode includes a camera, while ComMarker B6 20W does not; xTool F1 Ultra 20W Fiber + Diode includes WiFi connectivity, while ComMarker B6 20W does not.