Longer vs Carverall Laser Engravers: Which Brand Fits You?
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The longer vs carverall laser engraver comparison highlights two distinct approaches to diode laser technology. Both brands offer desktop machines compatible with LightBurn and LaserGRBL software. They share a focus on precision and user-friendly features like touchscreen or app control. The main difference lies in power and scale. The Longer Ray5 delivers high-speed industrial cutting, while the Carverall K15 Pro prioritizes compact desktop convenience and beginner accessibility.
Key differences
| Aspect | Longer Ray5 40W Laser Engraver | Carverall 6W Desktop Laser Engraver |
|---|---|---|
| Laser Power | 40W | 6W |
| Working Area | 385 x 385 mm | 11.8 x 7.9 inches |
| Cutting Capacity | 20 mm pine wood | 8 mm plywood |
| Engraving Speed | Up to 24,000 mm/min | 15,000 mm/min |
| Software Compatibility | LaserGRBL, LightBurn | CutLabX, LightBurn, LaserGRBL |
| Form Factor | Full protective enclosure | Class 1 compact desktop |
Which one should you choose?
Choose Longer Ray5 40W Laser Engraver if
- You need to cut thick wood or acrylic in a single pass.
- You require a large working area for big projects.
- You want high-speed engraving for commercial volume.
Choose Carverall 6W Desktop Laser Engraver if
- You have limited desk space and need a compact unit.
- You are a beginner wanting simple app-based control.
- You primarily engrave small items like tags and coasters.
Verdict: The Longer Ray5 is the better choice for users who need serious cutting power and a large workspace for commercial or serious hobbyist work. The Carverall K15 Pro is ideal for beginners or those with small desks who need a compact, easy-to-use machine for light engraving and small cuts.
Longer vs Carverall: Key Differences
Laser Power
The Longer Ray5 40W delivers significantly more power than the Carverall K15 Pro 6W. With 40 watts, the Longer unit can cut 20mm pine wood and 15mm acrylic in a single pass. It also handles thicker materials like 40mm wood and 50mm acrylic with multiple passes. The Carverall 6W is designed for lighter tasks, managing 8mm plywood and 5mm black acrylic with multiple passes. If you need to cut thick materials quickly, the Longer 40W module provides the necessary intensity for high-intensity creative and commercial applications, while the Carverall focuses on precision engraving and thin material cutting.
Working Area
Size matters for project variety. The Longer Ray5 offers a spacious 385 x 385mm working area, allowing you to handle larger projects without resizing designs. This larger footprint supports efficient multi-device operation in studios. In contrast, the Carverall K15 Pro features a compact 11.8 x 7.9-inch A4 workbed. While this smaller size fits under desks and handles 98% of daily small projects like coasters and keychains, it limits the size of items you can engrave at once. Choose the Longer for large-scale work and the Carverall for space-constrained environments.
Engraving Speed
Speed impacts how fast you complete jobs. The Longer Ray5 supports a maximum engraving speed of up to 24,000mm/min, driven by its 240MHz ESP32 chipset. This allows for faster processing of complex designs and larger areas. The Carverall K15 Pro runs at 15,000mm/min. While still efficient for daily projects, it is slower than the Longer model. If you have a high volume of engraving tasks and need to slash job times, the Longer Ray5 provides a noticeable advantage in throughput, making it better suited for busy workflows.
Software & Control
Both machines offer flexible control options. The Longer Ray5 includes a 3.5-inch touchscreen for real-time monitoring and parameter adjustments, alongside USB, TF card, Wi-Fi, and app connectivity. It works with LaserGRBL, LightBurn, and LONGER’s LaserBurn software. The Carverall K15 Pro emphasizes app control via CutLabX, which features AI design tools, and also supports LightBurn and LaserGRBL. It includes an offline button for TF card use. The Longer provides a physical interface for immediate adjustments, while the Carverall offers AI-assisted design generation through its mobile app.
Material Compatibility
Versatility in materials depends on the laser type. The Longer Ray5 is a 40W diode laser effective on wood, acrylic, leather, glass, and coated metals. It can also mark stainless steel with fine detail. The Carverall K15 Pro is a 6W diode laser that handles wood, leather, acrylic, glass, slate, and paper. Crucially, the Carverall supports an optional 1W IR head for bare metal engraving, expanding its capabilities beyond coated surfaces. If you need to mark uncoated metals, the Carverall offers this upgrade path, whereas the Longer focuses on high-power cutting and coated metal marking.
Build & Safety
Safety features differ in implementation. The Longer Ray5 comes with a full protective enclosure, a protective shield on the laser head filtering over 95% of radiation, and built-in protections like emergency stop, motion protection, and overheating prevention. It also includes a hidden active cooling system. The Carverall K15 Pro includes safety goggles and tilt protection that auto-shuts the laser if knocked over. It assembles quickly with six screws and no wiring. The Longer offers more comprehensive hardware safety enclosures and active cooling, while the Carverall prioritizes simple assembly and basic tilt safety.
Which Laser Engraver Fits Your Needs
Users needing high-power cutting
The Longer Ray5 40W offers 40W laser power for single-pass cutting of 20mm pine wood and 15mm acrylic. Its 385×385mm working area handles large projects. The 24,000mm/min engraving speed and 3.5-inch touchscreen support efficient, high-intensity creative or commercial workflows with robust safety features.
Beginners wanting compact size
The Carverall K15 Pro 6W fits under a desk with an 11.8×7.9-inch A4 workbed. It includes CutLabX app control, one-touch focus, and a 5-minute assembly process. This compact 6W diode laser is ideal for daily small projects like coasters and keychains without complex wiring.
Metal marking enthusiasts
The Carverall K15 Pro supports optional 1W IR head upgrades for bare metal marking. This add-on capability allows you to expand beyond wood and acrylic without buying a second machine. The 6W diode handles standard materials while the IR head enables precise metal engraving tasks.
The products compared
Longer Ray5 40W Laser Engraver
Best for: large workspace and high-speed engraving
- Laser Power
- 40W
- Working Area
- 385 x 385 mm
- Engraving Speed
- 24,000 mm/min
- Software Compatibility
- LaserGRBL, LightBurn
- Cutting Capacity
- 20 mm pine wood, 15 mm acrylic
- Compatible Material
- Wood, Metal, Acrylic, Leather, Glass
View on Amazon: Longer Ray5 40W Laser Engraver Affiliate link
The Longer Ray5 40W delivers high-speed engraving at up to 24,000 mm/min with a 385 x 385 mm working area. Its 40W laser module cuts 20 mm pine wood or 15 mm acrylic in a single pass. The machine features a 3.5-inch touchscreen and supports multiple connectivity options including Wi-Fi and USB. This setup suits users needing reliable performance for detailed color engraving or commercial-scale projects.
Pros
- 40W laser module for strong cutting power
- 385 x 385 mm large working area
- Engraving speed up to 24,000 mm/min
- 3.5-inch touchscreen for direct control
- Supports LightBurn and LaserGRBL software
Cons
- Requires assembly upon arrival
- No mention of built-in air assist
- Limited to 20mm single-pass wood cutting
Good fit if
- You need a large 385 x 385 mm workspace
- You want fast engraving speeds for efficiency
- You prefer direct touchscreen operation
Skip if
- You require single-pass cutting of 20mm pine wood
- You need a smaller footprint for tight spaces
- You prefer a completely plug-and-play unboxed unit
Verdict: Longer Ray5 40W 385x385mm Engraver fits users who prioritize speed and workspace size for detailed or commercial work. Its high power and large area make it a solid tool for serious engraving tasks.
Carverall 6W Desktop Laser Engraver
Best for: small desktop engraving projects
- Laser Type
- Diode
- Laser Power
- 6W
- Working Area
- A4
- Engraving Speed
- 15,000 mm/min
- Software Compatibility
- CutLabX, LightBurn, LaserGRBL
- Form Factor
- Class 1
View on Amazon: Carverall 6W Desktop Laser Engraver Affiliate link
The Carverall K15 Pro is a 6W diode laser engraver with a 11.8×7.9-inch A4 work area. It offers 15,000mm/min speed and 0.01mm precision. You get app control via CutLabX, LightBurn, and LaserGRBL compatibility. The Class 1 form factor includes safety goggles and tilt protection. It handles wood, leather, and acrylic, with an optional IR head for metal.
Pros
- 6W diode laser power
- 11.8×7.9-inch A4 work area
- 15,000mm/min engraving speed
- CutLabX, LightBurn, and LaserGRBL support
- Class 1 safety enclosure
Cons
- 6W power limits cutting depth
- 11.8×7.9-inch bed is smaller than 400mm models
- No included air assist pump
Good fit if
- You need a compact desktop machine
- You want app-based control
- You engrave small items
Skip if
- You require large format cutting
- You need high-power deep engraving
- You prefer standalone software only
Verdict: Carverall K15 Pro 6W fits hobbyists who prioritize a compact footprint and mobile app control over raw cutting power. It is ideal for small-scale personalization tasks.
Specifications side by side
| Spec | Longer Ray5 40W Laser Engraver | Carverall 6W Desktop Laser Engraver |
|---|---|---|
| Laser Type | not stated | Diode |
| Laser Power | 40W | 6W |
| Working Area | 385 x 385 mm | A4 |
| Engraving Speed | 24,000 mm/min | 15,000 mm/min |
| Software Compatibility | LaserGRBL, LightBurn | CutLabX, LightBurn, LaserGRBL |
| Form Factor | not stated | Class 1 |
| Cutting Capacity | 20 mm pine wood, 15 mm acrylic | 8 mm plywood, 5 mm black acrylic |
| Compatible Material | Wood, Metal, Acrylic, Leather, Glass | Wood, Metal, Acrylic, Leather, Paper |
| Features | Touchscreen | not stated |
| Target Audience | DIY | DIY, Beginners, Small Business |
| Dimensions | 24.2 × 17 × 5.2 inches | 1 × 1 × 1 inches |
| Size | 385×385mm | 6W |
| Color | black | Gray |
| Model | Ray5 40W | K15 Pro |
Frequently asked questions
Which laser engraver is better for cutting thick wood?
The Longer Ray5 40W is the better choice for cutting thick materials. It features 40W of laser power, which allows it to cut through 20mm pine wood in a single pass. The Carverall K15 Pro has only 6W of power, making it suitable only for engraving or cutting very thin materials.
What is the working area size difference between these two brands?
The Longer Ray5 40W offers a significantly larger workspace. Its engraving area measures 385 by 385 millimeters, providing ample space for large projects. The Carverall K15 Pro is designed as a compact desktop unit, focusing on small-scale personalization tasks rather than large-format work.
Can I use these machines with LightBurn software?
Yes, both brands support third-party control software. Both the Longer Ray5 and the Carverall K15 Pro are compatible with LightBurn and LaserGRBL. This allows you to use industry-standard software for creating and managing your designs regardless of which brand you choose.
Is the Carverall K15 Pro good for beginners?
The Carverall K15 Pro is ideal for beginners and hobbyists. It targets DIY users and small business owners who need a compact machine. Its 6W power level is safe for learning, and it includes mobile app control for easy operation on small desktop projects.
Which machine handles metal engraving?
The Carverall K15 Pro explicitly lists metal as a compatible material. It is designed for engraving on wood, metal, acrylic, leather, and paper. The Longer Ray5 40W focuses on high-speed engraving and cutting of thicker materials like wood and acrylic due to its higher power output.
How fast does the Longer Ray5 40W engrave?
The Longer Ray5 40W is built for speed and efficiency. It features a high engraving speed that supports detailed or commercial work. This speed, combined with its large 385 by 385mm working area, makes it a solid tool for serious engraving tasks that require quick turnaround times.

