Atomstack Glacier 90W Water-Cooled Diode vs Sculpfun SF-A9 40W
Technical comparison · Diode laser (405–460 nm)
Glacier 90W Water-Cooled Diode and SF-A9 40W are not direct competitors: different use classes (F4 vs F2). SF-A9 40W costs less (~€1699) and is the entry-level choice; Glacier 90W Water-Cooled Diode offers more capability at a higher price (~€2000). Judge them by budget, not head-to-head.
| Parameter |
Glacier 90W Water-Cooled Diode
Atomstack
F4 · Semi-professional
|
SF-A9 40W
Sculpfun
F2 · Intermediate
|
|---|---|---|
| Identity | ||
| Launch year | 2025 | 2024 |
| Use tier | F4 — Semi-professional | F2 — Intermediate |
| Price | ||
| Price (€) | ~1800–2200 € | 1699 € |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | — | 60.6 × 66.5 × 11 cm |
| Weight (kg) | 31 kg | 6.2 kg |
| Work area (mm) | 800 × 800 mm | 400 × 400 mm |
| Power (W) | — | 240 W |
| Voltage (V) | — | 24 V |
| Maximum speed | — | 36000 mm/min |
| Declared precision | — | 0.1 mm |
| Category specs | ||
| Work area (short side) (mm) | 800 mm | 400 mm |
| Rated power (W) | 90 W | 40 W |
| Source technology | Diode | Diode |
| Max travel speed (mm/s) | — | 600 mm/s |
| Max processing speed (mm/s) | — | 600 mm/s |
| Max cut depth per material | 30mm (wood) | 20 mm compensato, 6 mm acrilico |
| Wavelength (nm) | — | 450 nm |
| Min resolution (µm) | — | 100 µm |
| Autofocus | True | False |
| Rotary included/compatible | False | False |
| Passthrough | — | False |
| Supported software | LightBurn, Other | Proprietary, LightBurn, Other |
| Ecosystem | ||
| Cloud dependency | No | No |
| Software notes | The system is compatible with leading laser cutting and engraving software, such as LightBurn and LaserGRBL. The machine offers fully offline operation capabilities via its built-in touchscreen display, allowing users to manage jobs locally without the need for a permanently tethered computer during extensive runs. It supports standard G-code files and can be expanded with additional modules, such as the infrared laser for processing metals. | Fully compatible with LightBurn and LaserGRBL via USB, Wi-Fi, or Bluetooth. It also supports the proprietary Sculpfun application. |
The differences that matter
- Work area: Glacier 90W Water-Cooled Diode 800×800 mm vs SF-A9 40W 400×400 mm — Glacier 90W Water-Cooled Diode wins (+300%)
- Price: Glacier 90W Water-Cooled Diode 2000 € vs SF-A9 40W 1699 € — SF-A9 40W wins (+18%)
Which one to choose
Choose Glacier 90W Water-Cooled Diode if…
you value work area.
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