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  3. B1 30W vs LM3 20W

Longer B1 30W vs Ortur LM3 20W

What B1 30W does better (4) and where LM3 20W wins (2) — every spec side by side.

Longer B1 30W
Longer · 2023B1 30W
8.2Score
4 advantages≈ US$570
Higher score
vs
Ortur LM3 20W
Ortur · 2022LM3 20W
7.5Score
2 advantages≈ US$620
8.4Power & cutting7.7
4.4Precision6.2
8.9Work area6.4
3.2Safety4.9
3.5Features & ease of use5.7

Why is B1 30W better than LM3 20W?

  1. Laser output power30 W vs 20 W+50%
  2. Work area (surface)1,980 cm² vs 1,420 cm²+39%
  3. Work area depth (Y)440 mm vs 355 mm+24%
  4. Work area width (X)450 mm vs 400 mm+12%

Why is LM3 20W better than B1 30W?

  1. Air assistNo · B1 30W: Yes
  2. Laser spot size0.1 mm vs 0.08 mm+25%
Specifications

Side by side

Longer B1 30WLonger B1 30W≈ US$5708.2
Ortur LM3 20WOrtur LM3 20W≈ US$6207.5
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power30 W20 W
Work area
Work area450 × 440 mm400 × 355 mm
Work area width (X)450 mm400 mm
Work area depth (Y)440 mm355 mm
Work area (surface)1,980 cm²1,420 cm²
Work-area extension kitYesYes
Speed & cutting
Max engraving / travel speed600 mm/s—
Max cutting depth – wood / plywood (one pass)25 mm—
Precision
Laser spot size0.1 mm0.08 mm
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Built-in fume filter / purifier—Yes
Features
Air assistNoYes
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Touchscreen / control panelYes—
Connectivity & software
ConnectionsUSB, SD / USB drive—
Wi-FiNo—
USBYes—
SD / TF cardYes—
Phone app controlYes—
Compatible softwareLightBurn, LaserGRBLLightBurn, LaserGRBL
LightBurn compatibleYesYes
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