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  3. S1 2.5W vs Kortek 2.5W

Acmer S1 2.5W vs Genmitsu Kortek 2.5W

What S1 2.5W does better (1) and where Kortek 2.5W wins (5) — every spec side by side.

Acmer S1 2.5W
Acmer · 2023S1 2.5W
4.2Score
1 advantage≈ US$110
Higher score
vs
Genmitsu Kortek 2.5W
Genmitsu · 2025Kortek 2.5W
4.0Score
5 advantages≈ US$95
2.3Power & cutting2.3
3.5Speed2.6
2.9Work area4.2
3.2Safety8.3
2.4Features & ease of use7.4

Why is S1 2.5W better than Kortek 2.5W?

  1. Max engraving / travel speed167 mm/s vs 117 mm/s+43%

Why is Kortek 2.5W better than S1 2.5W?

  1. Work area (surface)169 cm² vs 300 cm²+78%
  2. Enclosed (fully covered)No · S1 2.5W: Yes
  3. Air assistNo · S1 2.5W: Yes
  4. Work area depth (Y)130 mm vs 200 mm+54%
  5. Work area width (X)130 mm vs 150 mm+15%
Specifications

Side by side

Acmer S1 2.5WAcmer S1 2.5W≈ US$1104.2
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm), Infrared diode (1064 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Wavelength—455 nm
Laser power
Laser output power2.5 W2.5 W
Work area
Work area130 × 130 mm150 × 200 mm
Work area width (X)130 mm150 mm
Work area depth (Y)130 mm200 mm
Work area (surface)169 cm²300 cm²
Max workpiece height—60 mm
Speed & cutting
Max engraving / travel speed167 mm/s117 mm/s
Precision
Laser spot size0.04 mm—
Safety
Enclosed (fully covered)NoYes
Laser safety class—Class 1 (eye-safe, enclosed)
Flame / fire detectionNoNo
Laser shield / filter cover—Yes
Features
Air assistNoYes
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment support—Yes
Connectivity & software
Connections—USB, Wi-Fi
Wi-Fi—Yes
USB—Yes
Phone app control—Yes
Size & power
Width250 mm—
Depth250 mm—
Height162 mm—
Weight1.5 kg—
Rated power consumption—60 W
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