H20 40W vs LM3 40W
Technical comparison · Diode laser (405–460 nm)
LM3 40W leads on the measurable specs (starting with price), while H20 40W shows no advantage of its own. Choose LM3 40W, unless non-technical factors (availability, support, ecosystem) tip the balance.
| Parameter |
H20 40W
Ortur
F2 · Intermediate
|
LM3 40W
Ortur
F2 · Intermediate
|
|---|---|---|
| Identity | ||
| Launch year | 2024 | 2023 |
| Use tier | F2 — Intermediate | F2 — Intermediate |
| Price | ||
| Price (€) | ~1300–1700 € | ~600–800 € |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 62.5 × 46.2 × 27.2 cm | 65.8 × 62.5 × 15 cm |
| Weight (kg) | 22.8 kg | — |
| Work area (mm) | 410 × 275 mm | 400 × 380 mm |
| Z-axis height (mm) | 98 mm | — |
| Maximum speed | 20000 mm/min | 20000 mm/min |
| Declared precision | 0.01 mm | 0.08 mm |
| Category specs | ||
| Work area (short side) (mm) | 275 mm | 380.0 mm |
| Rated power (W) | 40 W | 20.0 W |
| Source technology | Diode | Diode |
| Max travel speed (mm/s) | 333.33 mm/s | — |
| Max processing speed (mm/s) | 333.33 mm/s | 333.33 mm/s |
| Max cut depth per material | 20mm wood, 15mm acrylic (single pass) | 15mm Pine, 10mm Plywood, 8mm Black Acrylic |
| Wavelength (nm) | 450 nm | — |
| Min resolution (µm) | — | 80.0 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 | Compatible with industry-standard software LightBurn and LaserGRBL, as well as Ortur's proprietary Inspiraesth application. Supports connectivity via USB, Wi-Fi, and local memory card. | The LM3 uses firmware based on the open GRBL protocol, compatible with LightBurn (diode license ~$60 one-time), LaserGRBL (free, open-source), and the proprietary Ortur iOS/Android app with selectable novice and advanced modes. LightBurn offers advanced variable power control, path optimization, and optional camera alignment; LaserGRBL covers basic engraving tasks at no additional cost. The open GRBL protocol ensures compatibility with third-party tools and standard G-code generators. Communication is via USB; the Ortur app allows remote job launching via Wi-Fi without a connected PC. |
The differences that matter
- Price: H20 40W 1500 € vs LM3 40W 700 € — LM3 40W wins (+114%)
- Work area: H20 40W 410×275 mm vs LM3 40W 400×380 mm — LM3 40W wins (+35%)
Which one to choose
Choose H20 40W if…
it shows no measurable advantage over LM3 40W on the available specs: consider it on price or availability.
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.