AtomStack Kraft Lite 40W vs S30 Ultra 33W

Technical comparison · Diode laser (405–460 nm)

In brief

AtomStack Kraft Lite 40W and S30 Ultra 33W are two diode laser (405–460 nm) in a similar class. Choose AtomStack Kraft Lite 40W if price matters more; choose S30 Ultra 33W if price matters more.

Parameter
Sculpfun S30 Ultra 33W S30 Ultra 33W Sculpfun F2 · Intermediate
Identity
Launch year 2025 2023
Use tier F2 — Intermediate F2 — Intermediate
Price
Price (€) 2335 € 1299.99 €
Universal specs
Dimensions (W×D×H) (cm) 80 × 84 × 22 cm
Weight (kg) 23.6 kg
Work area (mm) 500 × 320 mm 590 × 595 mm
Power (W) 156 W
Declared precision 0.005 mm
Category specs
Short side area (mm) 320.0 mm 590 mm
Nominal laser power (W) 20.0 W 33 W
Laser source technology diode diode
Cut depth per material wood: 18mm, acrylic: 5mm, leather: 5mm, metal: 0.01mm, stone: 0.01mm 20 mm (balsa wood), 15 mm (plywood), 15 mm (acrylic), 0.1 mm (steel)
Laser wavelength (nm) 455 nm
Minimum achievable resolution (µm) 5 µm
Autofocus system module True False
Rotary module included False
Passthrough structural slot True False
Control software interface lightburn, other
Ecosystem
Cloud dependency No No
Software notes Compatible with LightBurn, LaserGRBL, and any software that outputs G-code to a GRBL controller. The board uses open GRBL firmware, allowing for customizable engraving parameters without locking you into proprietary software. LightBurn requires a separate license (about €99). Compatible with LightBurn and LaserGRBL via USB or Bluetooth connection. Does not require the use of proprietary software.

The differences that matter

  • Price: AtomStack Kraft Lite 40W 2335 € vs S30 Ultra 33W 1299.99 € — S30 Ultra 33W wins (+80%)
  • Work area: AtomStack Kraft Lite 40W 500×320 mm vs S30 Ultra 33W 590×595 mm — S30 Ultra 33W wins (+119%)

Which one to choose

Choose AtomStack Kraft Lite 40W if…

it shows no measurable advantage over S30 Ultra 33W on the available specs: consider it on price or availability.

See the AtomStack Kraft Lite 40W sheet →

Choose S30 Ultra 33W if…

you value price and work area.

See the S30 Ultra 33W sheet →

MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.