ComMarker B4 20W vs Genmitsu Z5-1 Fiber
| Laser | ||
| Type | Fiber Laser | Fiber Laser |
| Wavelength | 1,064 nm | 1,064 nm |
| Optical Power | 20 W | 2 W |
| Performance | ||
| Work Area | 150 × 150 mm | 70 × 70 mm |
| Max Speed | 600,000 mm/min | 600,000 mm/min |
| Focus | Manual | Fixed |
| Features | ||
| Enclosure | No | No |
| Air Assist | No | No |
| Rotary Compatible | Yes | No |
| WiFi | No | No |
| Camera | No | No |
| Physical | ||
| Approx. Price | $1,399 | $949 |
| Release Year | 2022 | 2023 |
| Weight | 11 kg | 4.3 kg |
Pros & Cons
ComMarker B4 20W
What we like
- Compact and portable at only 11 kg
- Affordable entry into professional fiber laser engraving
- Available in 20W/30W/50W/100W variants
- Works with EzCad2 and LightBurn
- Strong community and accessory ecosystem
Watch out for
- No autofocus (manual or separate motorized lift table)
- Standard 110×110mm work area is small (optional lens required for 200×200mm)
- USB-only connectivity (no Wi-Fi)
- No built-in enclosure or camera
Genmitsu Z5-1 Fiber
What we like
- 2-in-1: desktop stand or handheld for marking irregular objects
- Galvo head at 10,000mm/s for fast metal marking
- 4K marking resolution (0.001mm spot)
- Marks all metals, stone, and rubber without coating
- Budget entry into fiber marking at $949
Watch out for
- Very small 70x70mm marking area
- Only 2W — cannot engrave deeply or cut
- No enclosure — eye protection required
- Not suitable for wood or acrylic
- Limited compared to higher-wattage fiber machines
Compatible Materials
ComMarker B4 20W
steelaluminumbrasscopperAnodized AluminumtitaniumgoldsilverLeathercoated metals
Genmitsu Z5-1 Fiber
Metal EngravingAnodized AluminumGlassStoneRubber
The Genmitsu Z5-1 Fiber costs $949 (32% less) than the ComMarker B4 20W, which is priced at $1,399.
The ComMarker B4 20W has 90% more optical power (20W vs 2W).
The ComMarker B4 20W offers a 78% larger work area (150 × 150 mm vs 70 × 70 mm).
Both machines share the same maximum speed of 600,000 mm/min.
Feature-wise, ComMarker B4 20W includes rotary attachment compatibility, while Genmitsu Z5-1 Fiber does not.