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  3. MK3 8W vs Ray7 15W

Algolaser MK3 8W vs Longer Ray7 15W

What MK3 8W does better (1) and where Ray7 15W wins (2) — every spec side by side.

Algolaser MK3 8W
Algolaser · 2026MK3 8W
5.8Score
1 advantage≈ US$260
vs
Longer Ray7 15W
Longer · 2026Ray7 15W
7.8Score
2 advantages≈ US$300
Higher score
4.6Power & cutting7.0
4.9Safety6.9
8.2Features & ease of use6.9

Why is MK3 8W better than Ray7 15W?

  1. Built-in cameraYes · Ray7 15W: No

Why is Ray7 15W better than MK3 8W?

  1. Laser output power8 W vs 15 W+88%
  2. Flame / fire detectionNo · MK3 8W: Yes
Specifications

Side by side

Algolaser MK3 8WAlgolaser MK3 8W≈ US$2605.8
Longer Ray7 15WLonger Ray7 15W≈ US$3007.8
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power8 W15 W
Work area
Work area—305 × 310 mm
Work area width (X)—305 mm
Work area depth (Y)—310 mm
Work area (surface)—946 cm²
Work-area extension kitYes—
Speed & cutting
Max engraving / travel speed—600 mm/s
Precision
Laser spot size—0.06 mm
Positioning accuracy—0.06 mm
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoYes
Emergency stop button—Yes
Built-in fume filter / purifierYes—
Features
Air assistYesYes
Built-in cameraYesNo
Autofocus / auto heightNoNo
Rotary attachment supportYes—
Touchscreen / control panelYes—
Offline engraving (no computer)—Yes
Connectivity & software
Connections—Wi-Fi
Wi-Fi—Yes
Compatible softwareLightBurn—
LightBurn compatibleYes—
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