GWEIKE G2 20W Fiber Laser Engraver vs Monport 60W JPT MOPA Fiber Laser
Head-to-head spec comparison to help you pick the right fiber laser for your needs.
GWEIKE
$499
Monport
$899
Verdict
It's a Tie
The GWEIKE G2 20W Fiber Laser Engraver and Monport 60W JPT MOPA Fiber Laser are evenly matched — your choice depends on which features matter most to you.
Spec-by-Spec Comparison
| Spec | GWEIKE G2 20W Fiber Laser Engraver | Monport 60W JPT MOPA Fiber Laser |
|---|---|---|
| Wattage | 20 W | 60 W |
| Laser Type | Q-Switched | MOPA |
| Laser Source | Raycus | JPT |
| Work Area (W) | 110 mm | 175 mm |
| Work Area (H) | 110 mm | 175 mm |
| Galvo Speed | 15000 mm/s | 8000 mm/s |
| Color Marking | No | Yes |
| LightBurn | Yes | Yes |
| Autofocus | No | No |
| Weight | 2.5 kg | 5 kg |
| Software | LightBurn + EZCad2 | BSLcad + LightBurn (galvo license required separately) |
| Pulse Width | N/A (Q-Switched) | 2–500ns |
| Price | $499 | $899 |
| Rating | 7.8/10 | 7.5/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
GWEIKE G2 20W Fiber Laser Engraver
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
Monport 60W JPT MOPA Fiber Laser
Pros
- 60W JPT MOPA at $899 undercuts the ComMarker B4 60W MOPA by $200 with a matching 175×175mm work area and rotary axis included in the box
- 175×175mm work area confirmed on the Amazon listing — accommodates full-size tumblers with a rotary chuck without lens swaps
- LightBurn galvo support confirmed via BSLcad controller — Amazon listing explicitly states 'All Monport fiber marking machines can be operated using Lightburn'
- 1–4,000kHz frequency range and 2–500ns pulse width provide the full MOPA parameter envelope for stainless steel color marking and titanium anodization
- 60W output is meaningfully faster than 30W for deep engraving — depth-map coin engraving documented by a Reddit owner using LightBurn 3D slice at production-viable speeds
Cons
- Only 16 Amazon ratings — too thin to verify factory QC or catch edge-case failures; at this wattage, a single DOA unit would represent 6% of all reviews
- No community material libraries for BSLcad exist anywhere — owners building color marking settings start from zero; the LightBurn parameter libraries that circulate for OMG Laser and ComMarker do not transfer
- In buyer comparison threads for 60W MOPA, Monport was explicitly excluded from recommendations due to 'unclear specs, lack of real user feedback' — OMG Laser and Haotian dominate those conversations
- MOPA settings complexity is brand-documented as brutal for newcomers — one Reddit owner described the transition from CO2 as 'feeling like I've never used technology before' with their Monport MOPA
- 60W is a Class 4 open-beam laser — no enclosure, invisible 1064nm infrared beam, requires OD5+ eyewear and a dedicated controlled workspace; not a beginner purchase at any price
Our Verdicts
GWEIKE G2 20W Fiber Laser Engraver
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.
Monport 60W JPT MOPA Fiber Laser
The Monport 60W MOPA is worth considering if you want the highest wattage color-marking machine under $1,000 and you have enough MOPA experience to build settings from scratch without community support. With only 16 Amazon reviews and near-zero BSLcad community resources, you are working without a safety net. The ComMarker B4 60W MOPA at $1,099 has documented settings, active LightBurn forum threads, and a track record — the $200 premium buys real support infrastructure. For experienced MOPA operators who know what they are doing, the Monport is a defensible value. For everyone else, pay the $200 and get the ComMarker.