At a Glance
Best For
Pros & Cons
Pros
- LightBurn native at $499 — GWEIKE actively maintains their galvo driver; owners moving from diode lasers report zero learning curve on software setup
- 15,000mm/s galvo speed confirmed across all sources — 50% faster than the Monport 20W at $150 more; the throughput gap is measurable on any design with infill
- Raycus 20W source with documented reliability in knife-marking communities — a dedicated Italian cutlery review site (coltellimania.com, 14k views) independently validated the G2 for blade work
- 110×110mm work area covers rings, blade sections, small plaques, and coin marking without repositioning or compromising mark quality
- Active settings ecosystem: YouTube tutorials, LightBurn forum threads, and community settings libraries are indexed for the G2 specifically — problems you hit have been solved publicly
Cons
- Power-loss mid-job defect documented on LightBurn forum (June 2025) — mid-engraving power drop reported on some units; a workaround exists in settings but not every owner encounters it
- Customer service is WhatsApp-only with slow US response times — if something goes wrong, you are on your own until business hours in China; not viable for production-critical downtime
- Focus height calibration is poorly documented — community consensus is to calibrate by burn quality and sound rather than ruler measurement; GWEIKE's manual understates this complexity
- 110×110mm work area rules out tumblers and anything wider than a palm — if typical work pieces are over 100mm, step up to the ComMarker B6 (150mm field)
- No color marking — Q-switched laser cannot produce oxidation colors on stainless steel regardless of settings
GWEIKE G2 20W Fiber Laser Engraver
Prices may change · Free shipping with Prime
Our Verdict
The GWEIKE G2 20W is the best 20W entry-level fiber laser for a buyer who wants LightBurn from day one and values community documentation over price. At $499 it costs $150 more than the Monport 20W, and that premium buys a 50% galvo speed improvement, a driver that GWEIKE actively maintains, and a community that has already solved the problems you will encounter. The constraint is the 110mm work area: sufficient for jewelry, knife sections, and small items, but not for tumblers or anything wider. If work fits in 110mm and you want the smoothest entry into fiber, this is the pick. If work area matters, pay $100 more for the ComMarker B6 at 150mm.
GWEIKE G2 20W Fiber Laser Engraver
$499
Prices may change · Free shipping with Prime
| Full Specifications | |
|---|---|
| Wattage | 20W |
| Laser Type | Q-Switched |
| Laser Source | Raycus |
| Work Area (W) | 110mm |
| Work Area (H) | 110mm |
| Galvo Speed | 15000mm/s |
| Color Marking | No |
| LightBurn | Yes |
| Autofocus | No |
| Focal Length | 163mm |
| Weight | 2.5kg |
| Form Factor | portable |
| Software | LightBurn + EZCad2 |
| Pulse Width | N/A (Q-Switched) |
Related Buying Guides
Compare With Similar Fiber Laser Engravers
Head-to-Head Comparisons
GWEIKE G2 20W Fiber Laser Engraver
$499
Prices may change · Free shipping with Prime