21 Oct 2026Laser & CNC machines 406Brands 30Comparisons 1,268
PROCESSINGTALKlaser cutters, engravers & CNC routers
TrendingASCARVA 3S ▲GPro Vision Split MOPA 60W ▲Master 50W ▲S2 Pro 36WPM 60WPRONAX ForgeHydra 9 Gen2 38WSwiftSolis Duo 20W
  1. Processing Talk
  2. Compare
  3. B1 20W vs TTS-20 Pro 20W

Longer B1 20W vs Two Trees TTS-20 Pro 20W

What B1 20W does better (4) and where TTS-20 Pro 20W wins (1) — every spec side by side.

Longer B1 20W
Longer · 2023B1 20W
8.1Score
4 advantages≈ US$480
Higher score
vs
Two Trees TTS-20 Pro 20W
Two Trees · 2022TTS-20 Pro 20W
7.5Score
1 advantage≈ US$400
8.1Power & cutting7.7
8.0Speed6.9
4.4Precision3.6
8.9Work area8.8
3.2Safety3.2
3.5Features & ease of use4.8

Why is B1 20W better than TTS-20 Pro 20W?

  1. Work area (surface)1,980 cm² vs 1,747 cm²+13%
  2. Max engraving / travel speed600 mm/s vs 500 mm/s+20%
  3. Work area width (X)450 mm vs 418 mm+8%
  4. Work area depth (Y)440 mm vs 418 mm+5%

Why is TTS-20 Pro 20W better than B1 20W?

  1. Air assistNo · B1 20W: Yes
Specifications

Side by side

Longer B1 20WLonger B1 20W≈ US$4808.1
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Wavelength—450 nm
Frame material—Aluminium
Laser power
Laser output power20 W20 W
Work area
Work area450 × 440 mm418 × 418 mm
Work area width (X)450 mm418 mm
Work area depth (Y)440 mm418 mm
Work area (surface)1,980 cm²1,747 cm²
Work-area extension kitYesYes
Speed & cutting
Max engraving / travel speed600 mm/s500 mm/s
Max cutting depth – wood / plywood (one pass)25 mm—
Precision
Laser spot size0.1 mm—
Positioning accuracy—0.05 mm
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Features
Air assistNoYes
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Touchscreen / control panelYes—
Connectivity & software
ConnectionsUSB, SD / USB driveUSB, SD / USB drive
Wi-FiNoNo
USBYesYes
SD / TF cardYesYes
Phone app controlYesYes
Compatible softwareLightBurn, LaserGRBLLightBurn, LaserGRBL
LightBurn compatibleYesYes
File formats—NC, BMP, JPG, PNG, G-code
Size & power
Width—695 mm
Depth—595 mm
Height—125 mm
Weight—3.2 kg
To compare: 0up to 4 models
Compare