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  3. X40 Max vs K2 Pro 55W

AtomStack X40 Max vs Ikier K2 Pro 55W

What X40 Max does better (3) and where K2 Pro 55W wins (3) — every spec side by side.

AtomStack X40 Max
AtomStack · 2025X40 Max
7.4Score
3 advantages≈ US$850
vs
Ikier K2 Pro 55W
Ikier · 2026K2 Pro 55W
9.2Score
3 advantages≈ US$1,400
Higher score
5.0Precision4.4
9.1Work area7.4
5.6Safety8.7
5.2Features & ease of use8.9

Why is X40 Max better than K2 Pro 55W?

  1. Work area (surface)3,200 cm² vs 1,600 cm²2×
  2. Work area width (X)800 mm vs 500 mm+60%
  3. Work area depth (Y)400 mm vs 320 mm+25%

Why is K2 Pro 55W better than X40 Max?

  1. Enclosed (fully covered)No · X40 Max: Yes
  2. Autofocus / auto heightNo · X40 Max: Yes
  3. Flame / fire detectionNo · X40 Max: Yes
Specifications

Side by side

AtomStack X40 MaxAtomStack X40 Max≈ US$8507.4
Ikier K2 Pro 55WIkier K2 Pro 55W≈ US$1,4009.2
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power—55 W
Work area
Work area800 × 400 mm500 × 320 mm
Work area width (X)800 mm500 mm
Work area depth (Y)400 mm320 mm
Work area (surface)3,200 cm²1,600 cm²
Conveyor / roll feeder support—Yes
Speed & cutting
Max engraving / travel speed—600 mm/s
Max cutting depth – wood / plywood (one pass)25 mm—
Precision
Laser spot size0.1 mm0.1 mm
Linear railsYes—
Safety
Enclosed (fully covered)NoYes
Laser safety class—Class 1 (eye-safe, enclosed)
Flame / fire detectionNoYes
Emergency stop buttonYes—
Tilt / movement sensor—Yes
Lid interlock—Yes
Exhaust fan—Yes
Features
Air assistYesYes
Built-in cameraNoNo
Autofocus / auto heightNoYes
Rotary attachment support—Yes
Connectivity & software
ConnectionsSD / USB driveUSB, Wi-Fi
Wi-Fi—Yes
USB—Yes
SD / TF cardYes—
Phone app controlYes—
Compatible softwareLightBurn, LaserGRBLLightBurn, AtomStack Studio
LightBurn compatibleYesYes
Size & power
Width—750 mm
Depth—600 mm
Height—261 mm
Weight—23.6 kg
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