ComMarker B6 20W Fiber Laser Engraver vs xTool F1 Dual-Laser Engraver (2W IR + 10W Diode)
Head-to-head spec comparison to help you pick the right fiber laser for your needs.
ComMarker
$599
xTool
$799
Spec-by-Spec Comparison
| Spec | ComMarker B6 20W Fiber Laser Engraver | xTool F1 Dual-Laser Engraver (2W IR + 10W Diode) |
|---|---|---|
| Wattage | 20 W | 2 W |
| Laser Type | Q-Switched | IR Diode (not fiber galvo) |
| Laser Source | Raycus | xTool IR |
| Work Area (W) | 150 mm | 110 mm |
| Work Area (H) | 150 mm | 110 mm |
| Galvo Speed | 8000 mm/s | 4000 mm/s |
| Color Marking | No | No |
| LightBurn | Yes | Yes |
| Autofocus | Yes | No |
| Weight | 3.5 kg | 2.5 kg |
| Software | LightBurn + EZCad | xTool Creative Space + LightBurn |
| Pulse Width | N/A (Q-Switched) | N/A |
| Price | $599 | $799 |
| Rating | 8.0/10 | 7.9/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
ComMarker B6 20W Fiber Laser Engraver
Pros
- 150×150mm work area — 35% larger than the GWEIKE G2's 110mm field — fits tumblers on a rotary chuck and full knife blades without repositioning
- Autofocus eliminates manual Z-axis setup every session — the only 20W fiber laser with autofocus in the sub-$600 tier; every other machine in this range requires manual focus adjustment
- LightBurn confirmed working with EZCad also included — both workflows supported; buyers coming from diode lasers have immediate LightBurn continuity
- Built-in touchscreen display for settings and job status — removes the need to monitor a laptop during production runs
- 20W Raycus Q-switched marks steel, aluminum, brass, titanium, and copper consistently — ComMarker's production volume means quality control is verified across thousands of units
Cons
- Q-switched only — no color marking on stainless steel regardless of settings; for any color on tumblers or jewelry, the minimum step up is the OMTech 30W MOPA at $699
- No enclosure — Class 4 open-beam fiber laser; the invisible 1064nm infrared beam requires OD5+ eyewear and either a dedicated enclosure or a controlled workspace with no reflective surfaces
- Thinner community than GWEIKE — fewer Reddit threads and YouTube settings tutorials; troubleshooting depends more on ComMarker support channels than community knowledge
- Rotary not included — cylindrical tumbler marking requires a separate chuck or roller rotary attachment ($45–$65) on top of machine cost
xTool F1 Dual-Laser Engraver (2W IR + 10W Diode)
Pros
- Two machines in one enclosure: 2W IR marks metal (steel, aluminum, brass), 10W diode cuts wood, leather, and acrylic — single $799 machine that eliminates owning both a fiber and a diode laser
- xTool Creative Space software is the most polished beginner interface in the laser category — camera positioning, guided material presets, and auto-layout workflows available from day one
- Fully enclosed with automatic safety shutoffs — the only machine in this tier safe to operate in an office, living room, or classroom without OD5+ eyewear and ventilation setup
- LightBurn compatible for users who want full parameter control beyond what xTool's software exposes
- xTool has the largest installed base and most active community of any Chinese laser brand — tutorial content, settings libraries, and troubleshooting threads for every use case are indexed and searchable
Cons
- 2W IR laser is NOT a fiber galvo — it produces lighter, less consistent marks on hard metal than a dedicated 20W fiber laser; an owner who ran both side by side measured the fiber as '25x faster on average for marking metal'
- IR laser head is the documented primary failure point — multiple owners report the IR head degrading or dying within 1–2 years of regular use; xTool support unable to repair in some markets
- No autofocus — autofocus is exclusive to the F1 Ultra; this model requires manual two-dot alignment each session (a common point of confusion because the F1 Ultra, a completely different machine, has autofocus)
- 110×110mm work area matches budget dedicated fiber lasers — tumblers require a rotary and repositioning, no advantage here over GWEIKE or ComMarker alternatives
- At $799 you are paying for the dual-laser concept and xTool brand polish, not metal marking throughput — a dedicated 30W fiber laser at the same price marks stainless 10–25x faster
Our Verdicts
ComMarker B6 20W Fiber Laser Engraver
The ComMarker B6 is the correct 20W pick when work area matters more than color capability. The 150mm field covers tumblers (with a rotary), full knife blades, and medium plaques that would require repositioning on a 110mm machine. Autofocus and the built-in display are genuine workflow upgrades over competitors at this price. If color marking is any part of your future roadmap, skip this machine — the B6 is Q-switched, and adding color capability later means buying a second machine. Buy the OMTech 30W MOPA at $699 instead. For monochrome marking on larger pieces with the most features in this tier, the B6 is the pick.
xTool F1 Dual-Laser Engraver (2W IR + 10W Diode)
The xTool F1 is worth buying if and only if you genuinely need both metal marking and non-metal work (wood, acrylic, leather) in a single safe, enclosed desktop machine. That value proposition is real and has no direct competitor. If your work is metal-only, the GWEIKE G2 Pro at the same $799 price marks stainless 10–25x faster with better depth. Two critical clarifications: the F1 original uses a 2W IR diode laser, not a fiber galvo, and has no autofocus — both of those features belong to the F1 Ultra, which is a completely different machine at a higher price. Compare them only if you understand the difference.