AlgoLaser DIY KIT MK3 20W vs Glowforge Spark
| Laser | ||
| Type | Diode Laser | Diode Laser |
| Wavelength | 450 nm | 455 nm |
| Optical Power | 20 W | 6 W |
| Performance | ||
| Work Area | 400 ร 400 mm | 203 ร 305 mm |
| Max Speed | 15,000 mm/min | 8,000 mm/min |
| Focus | Manual | Autofocus |
| Features | ||
| Enclosure | No | Yes |
| Air Assist | No | No |
| Rotary Compatible | Yes | No |
| WiFi | Yes | Yes |
| Camera | No | Yes |
| Physical | ||
| Approx. Price | $529 | $899 |
| Release Year | 2026 | 2024 |
| Weight | 6 kg | 4.9 kg |
Pros & Cons
AlgoLaser DIY KIT MK3 20W
What we like
- Widest power range of the DIY KIT family (8W/15W/20W)
- Newest generation โ likely incorporates build-quality refinements over MK2
- Rotary compatible
- Competitively priced for the power on offer
Watch out for
- Newly released โ limited independent long-term reviews available
- Exact speed, connectivity, and camera specs not confirmed from AlgoLaser's text content โ verify before publishing
- Open frame, no enclosure standard
Glowforge Spark
What we like
- Easiest laser to get started with โ ~30-minute setup
- Free Glowforge Print software works on any device (Mac, PC, tablet, phone)
- Built-in camera with live preview for material placement
- Class 1 enclosed โ safe for home and classroom use
- Wide material library with auto-detected settings
Watch out for
- Cloud-dependent โ requires internet for every job
- Small 203ร305mm cutting area for the price
- Only 6W โ limited cut depth and no thick stock
- Subscription costs for premium design catalogue
- Not compatible with LightBurn
Compatible Materials
AlgoLaser DIY KIT MK3 20W
WoodAcrylicLeatherCardboardFabricPaperRubber
Glowforge Spark
WoodLeatherAcrylicCardboardFabricPaperRubber
The AlgoLaser DIY KIT MK3 20W costs $529 (41% less) than the Glowforge Spark, which is priced at $899.
The AlgoLaser DIY KIT MK3 20W has 70% more optical power (20W vs 6W).
The AlgoLaser DIY KIT MK3 20W offers a 61% larger work area (400 ร 400 mm vs 203 ร 305 mm).
The AlgoLaser DIY KIT MK3 20W has a 47% higher maximum speed (15,000 mm/min vs 8,000 mm/min).
Feature-wise, Glowforge Spark includes an enclosure, while AlgoLaser DIY KIT MK3 20W does not; Glowforge Spark includes a camera, while AlgoLaser DIY KIT MK3 20W does not; AlgoLaser DIY KIT MK3 20W includes rotary attachment compatibility, while Glowforge Spark does not.