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  3. L8 20W vs K1 Ultra 36W

Genmitsu L8 20W vs Ikier K1 Ultra 36W

What L8 20W does better (2) and where K1 Ultra 36W wins (8) — every spec side by side.

Genmitsu L8 20W
Genmitsu · 2023L8 20W
9.1Score
2 advantages≈ US$660
vs
Ikier K1 Ultra 36W
Ikier · 2022K1 Ultra 36W
9.4Score
8 advantages≈ US$350
Higher score
7.7Power & cutting8.6
8.9Speed9.2
4.8Precision5.4
7.7Work area8.5
8.3Safety6.4
9.1Features & ease of use9.3
Dimensions

Size comparison

L8 20WK1 Ultra 36W
715 × 261621650 × 222750
L8 20WK1 Ultra 36WDifference
Height261 mm222 mm+39 mm
Width715 mm650 mm+65 mm
Depth621 mm750 mm−129 mm

Drawn to the same scale from the official dimensions (front and side).

Why is L8 20W better than K1 Ultra 36W?

  1. Enclosed (fully covered)Yes · K1 Ultra 36W: No
  2. Built-in cameraYes · K1 Ultra 36W: No

Why is K1 Ultra 36W better than L8 20W?

  1. Laser output power20 W vs 36 W+80%
  2. Autofocus / auto heightNo · L8 20W: Yes
  3. Laser spot size0.13 mm vs 0.1 mm+30%
  4. Work area (surface)1,600 cm² vs 1,681 cm²+5%
  5. Max engraving / travel speed667 mm/s vs 800 mm/s+20%
  6. Flame / fire detectionNo · L8 20W: Yes
  7. Work area width (X)400 mm vs 410 mm+2%
  8. Work area depth (Y)400 mm vs 410 mm+2%
Specifications

Side by side

Genmitsu L8 20WGenmitsu L8 20W≈ US$6609.1
Ikier K1 Ultra 36WIkier K1 Ultra 36W≈ US$3509.4
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Wavelength455 nm455 nm
Laser power
Laser output power20 W36 W
Work area
Work area400 × 400 mm410 × 410 mm
Work area width (X)400 mm410 mm
Work area depth (Y)400 mm410 mm
Work area (surface)1,600 cm²1,681 cm²
Speed & cutting
Max engraving / travel speed667 mm/s800 mm/s
Precision
Laser spot size0.13 mm0.1 mm
Positioning accuracy0.01 mm0.01 mm
Safety
Enclosed (fully covered)YesNo
Laser safety classClass 1 (eye-safe, enclosed)—
Flame / fire detectionNoYes
Features
Air assistYesYes
Built-in cameraYesNo
Autofocus / auto heightNoYes
Rotary attachment supportYes—
Connectivity & software
ConnectionsWi-FiUSB, Wi-Fi, SD / USB drive
Wi-FiYesYes
USBYesYes
SD / TF card—Yes
Compatible softwareLightBurnLightBurn, LaserGRBL
LightBurn compatibleYesYes
File formatsJPG, BMP, PNG, GIF, DXF, PLT, HPGLSVG, DXF, JPG, PNG, BMP, TIF
Size & power
Width715 mm650 mm
Depth621 mm750 mm
Height261 mm222 mm
Weight—12 kg
Rated power consumption240 W—
Input voltage—100–240 V
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