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  3. Glacier 120W vs S70 Max 70W

AtomStack Glacier 120W vs Sculpfun S70 Max 70W

What Glacier 120W does better (1) and where S70 Max 70W wins (4) — every spec side by side.

AtomStack Glacier 120W
AtomStack · 2025Glacier 120W
9.5Score
1 advantage≈ US$2,800
Higher score
vs
Sculpfun S70 Max 70W
Sculpfun · 2024S70 Max 70W
9.0Score
4 advantages≈ US$1,600
9.8Power & cutting9.2
9.5Work area9.6
3.2Safety7.2
5.2Features & ease of use7.7

Why is Glacier 120W better than S70 Max 70W?

  1. Laser output power120 W vs 70 W+71%

Why is S70 Max 70W better than Glacier 120W?

  1. Air assistNo · Glacier 120W: Yes
  2. Work area (surface)6,400 cm² vs 6,640 cm²+4%
  3. Flame / fire detectionNo · Glacier 120W: Yes
  4. Work area width (X)800 mm vs 830 mm+4%
Specifications

Side by side

AtomStack Glacier 120WAtomStack Glacier 120W≈ US$2,8009.5
Sculpfun S70 Max 70WSculpfun S70 Max 70W≈ US$1,6009.0
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power120 W70 W
Work area
Work area800 × 800 mm830 × 800 mm
Work area width (X)800 mm830 mm
Work area depth (Y)800 mm800 mm
Work area (surface)6,400 cm²6,640 cm²
Speed & cutting
Max engraving / travel speed—600 mm/s
Max cutting depth – wood / plywood (one pass)—20 mm
Precision
Laser spot size—0.15 mm
Linear rails—Yes
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoYes
Emergency stop button—Yes
Tilt / movement sensor—Yes
Built-in fume filter / purifier—Yes
Features
Air assistNoYes
Built-in cameraNoNo
Autofocus / auto heightYesYes
Touchscreen / control panelYesYes
Offline engraving (no computer)YesYes
Water coolingYes—
Connectivity & software
Connections—Wi-Fi
Wi-Fi—Yes
Phone app control—Yes
Compatible software—LightBurn, LaserGRBL
LightBurn compatible—Yes
Size & power
Weight31 kg—
To compare: 0up to 4 models
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