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  3. Ray7S 40W vs Ray7S 7.5W

Longer Ray7S 40W vs Longer Ray7S 7.5W

What Ray7S 40W does better (1) and where Ray7S 7.5W wins (0) — every spec side by side.

Longer Ray7S 40W
Longer · 2026Ray7S 40W
9.2Score
1 advantage≈ US$850
Higher score
vs
Longer Ray7S 7.5W
Longer · 2026Ray7S 7.5W
8.2Score
0 advantages≈ US$280
9.0Power & cutting4.6
8.1Speed8.1
8.6Precision8.6
5.4Work area5.4
8.2Safety8.2
7.0Features & ease of use7.0

Why is Ray7S 40W better than Ray7S 7.5W?

  1. Laser output power40 W vs 7.5 W5.3×

Why is Ray7S 7.5W better than Ray7S 40W?

Ray7S 7.5W has no measurable advantages in this pair.

Specifications

Side by side

Longer Ray7S 40WLonger Ray7S 40W≈ US$8509.2
Longer Ray7S 7.5WLonger Ray7S 7.5W≈ US$2808.2
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power40 W7.5 W
Work area
Work area305 × 310 mm305 × 310 mm
Work area width (X)305 mm305 mm
Work area depth (Y)310 mm310 mm
Work area (surface)946 cm²946 cm²
Speed & cutting
Max engraving / travel speed600 mm/s600 mm/s
Precision
Laser spot size0.06 mm0.06 mm
Safety
Enclosed (fully covered)YesYes
Laser safety classClass 1 (eye-safe, enclosed)Class 1 (eye-safe, enclosed)
Flame / fire detectionNoNo
Features
Air assistYesYes
Built-in cameraNoNo
Autofocus / auto heightNoNo
Offline engraving (no computer)YesYes
Connectivity & software
ConnectionsWi-FiWi-Fi
Wi-FiYesYes
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