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  3. B1 20W vs B1 30W

Longer B1 20W vs Longer B1 30W

What B1 20W does better (0) and where B1 30W wins (1) — every spec side by side.

Longer B1 20W
Longer · 2023B1 20W
8.1Score
0 advantages≈ US$480
vs
Longer B1 30W
Longer · 2023B1 30W
8.2Score
1 advantage≈ US$570
Higher score
8.1Power & cutting8.4
8.0Speed8.0
4.4Precision4.4
8.9Work area8.9
3.2Safety3.2
3.5Features & ease of use3.5

Why is B1 20W better than B1 30W?

B1 20W has no measurable advantages in this pair.

Why is B1 30W better than B1 20W?

  1. Laser output power20 W vs 30 W+50%
Specifications

Side by side

Longer B1 20WLonger B1 20W≈ US$4808.1
Longer B1 30WLonger B1 30W≈ US$5708.2
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power20 W30 W
Work area
Work area450 × 440 mm450 × 440 mm
Work area width (X)450 mm450 mm
Work area depth (Y)440 mm440 mm
Work area (surface)1,980 cm²1,980 cm²
Work-area extension kitYesYes
Speed & cutting
Max engraving / travel speed600 mm/s600 mm/s
Max cutting depth – wood / plywood (one pass)25 mm25 mm
Precision
Laser spot size0.1 mm0.1 mm
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Features
Air assistNoNo
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Touchscreen / control panelYesYes
Connectivity & software
ConnectionsUSB, SD / USB driveUSB, SD / USB drive
Wi-FiNoNo
USBYesYes
SD / TF cardYesYes
Phone app controlYesYes
Compatible softwareLightBurn, LaserGRBLLightBurn, LaserGRBL
LightBurn compatibleYesYes
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