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2 Best SLA Printers 2025 in the United States

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Our Top Picks

#1

Winner

phrozen Sonic Mighty 8K LCD Resin 3D Printer, 10" Monochrome LCD, Tabletop 3D Resin Printer with 28µm XY Resolution, 8.6 * 4.8 * 9.3 Inch Printing Volume for Models, Miniatures and Action Figures

Rating
9.9
Chosen by1,437
Print Resolution
Build Volume
Ease of Use

Most important from
341 reviews

Print Resolution
Print quality is stunning, with incredibly detailed and smooth prints that offer excellent value for money.
Build Volume
Large build volume makes it perfect for both big projects and multiple smaller items, showcasing its versatility.
Ease of Use
Despite being a first-time user, navigating the 3D printer and software was relatively easy, especially when printing existing designs.

The Phrozen Sonic Mighty 8K LCD Resin 3D Printer stands out with its impressive 8K resolution, ensuring that even larger prints retain exceptionally sharp details. This makes it highly suitable for users who need high-resolution prints, such as designers and architects. Its substantial build volume of L21.8 x W12.3 x H23.5 cm allows for the creation of larger models or multiple smaller models simultaneously, enhancing productivity.

The laser power and resin compatibility are robust, supporting various resin types which provide flexibility for different printing projects. Print speed is efficient, further boosted by the 10” monochrome LCD screen that has a longer lifespan, which means more consistent performance over time. The dual linear rails and frosted laser cut building plate reduce wobbling and enhance the success rate of prints, giving users more reliable output and less frustration from failed prints.

Ease of use is underscored by the Phrozen GO app, which enables remote control of the printer, although limited to one account per printer which might be a drawback for collaborative environments. However, the printer does require post-processing, which is typical for resin prints but adds an extra step for users. Despite its powerful capabilities, it maintains a compact footprint, making it suitable for various workspaces. The Phrozen Sonic Mighty 8K is a strong contender in the SLA printer category, particularly for users who prioritize high resolution, reliability, and flexibility in resin compatibility, though they should be prepared for the necessary post-processing steps.

Rating
9.9
Chosen by1,437
Print Resolution
Build Volume
Ease of Use

Most important from
341 reviews

Print Resolution
Print quality is stunning, with incredibly detailed and smooth prints that offer excellent value for money.
Build Volume
Large build volume makes it perfect for both big projects and multiple smaller items, showcasing its versatility.
Ease of Use
Despite being a first-time user, navigating the 3D printer and software was relatively easy, especially when printing existing designs.
#2

phrozen Sonic Mini 8K S LCD Resin 3D Printer, 7.1" Monochrome LCD, Tabletop 3D Resin Printer with 22µm XY Resolution, 6.5 * 2.8 * 6.7 Inch Printing Volume for Models, Miniatures and Action Figures

Rating
9.8
Print Resolution
Print Speed

Most important from
101 reviews

Print Resolution
Incredible resolution, perfect for models requiring very small details.
Print Speed
Impressive accuracy and printing times right out of the box.

The Phrozen Sonic Mini 8K S LCD Resin 3D Printer stands out for its exceptionally high print resolution of 22 µm, which ensures that the printed models are precise and detailed, making it ideal for intricate designs. With a build volume of L16.5 x W7.2 x H17 cm, it is suitable for small to medium-sized projects. The 7.1” Mono LCD Screen contributes to faster printing speeds and longevity. Additionally, it supports a wide range of resin types, providing versatility in material choices.

The printer's open-source system compatibility with popular slicers like Lychee, Chitubox, and Tango enhances the ease of use and customization options, which is beneficial for both beginners and experienced users. Its straightforward operation and affordable price make it a great entry-level option for novices in 3D printing.

However, the compact build volume might not be sufficient for larger projects, and post-processing requirements, such as cleaning and curing, are common for resin printers and can be time-consuming. At 22 pounds, it is relatively heavy, which could be a drawback for users with limited space or those who need a portable device. Despite these drawbacks, its high resolution and smooth surface printing capabilities are significant strengths, making it a worthwhile investment for detailed and high-quality prints.

Rating
9.8
Print Resolution
Print Speed

Most important from
101 reviews

Print Resolution
Incredible resolution, perfect for models requiring very small details.
Print Speed
Impressive accuracy and printing times right out of the box.

Buying Guide for the Best SLA Printers

When choosing an SLA (Stereolithography) printer, it's important to consider several key specifications to ensure you get the best fit for your needs. SLA printers use a laser to cure liquid resin into hardened plastic, which allows for high precision and detailed prints. Understanding the key specifications will help you make an informed decision based on your specific requirements and intended use cases.
Print ResolutionPrint resolution refers to the level of detail that the printer can achieve, typically measured in microns. This is important because higher resolution means finer details and smoother surfaces on your printed objects. Resolutions can range from around 25 microns for very high detail to 100 microns for less detailed prints. If you need highly detailed models, such as for jewelry or intricate prototypes, opt for a higher resolution. For less detailed prints, a lower resolution may suffice.
Build VolumeBuild volume is the maximum size of the object that the printer can produce, measured in dimensions like width, depth, and height. This is crucial because it determines the size of the projects you can undertake. Smaller build volumes are suitable for detailed, small-scale models, while larger build volumes are necessary for bigger projects. Consider the typical size of the objects you plan to print and choose a printer with a build volume that accommodates those dimensions.
Laser PowerLaser power, measured in milliwatts (mW), affects the curing speed and the types of resin that can be used. Higher laser power can cure resin faster and may be necessary for certain types of resin that require more energy to harden. If you plan to use a variety of resins or need faster print times, look for a printer with higher laser power. For standard resins and typical print speeds, lower laser power may be sufficient.
Resin CompatibilityResin compatibility refers to the types of resin that the printer can use. Different resins have different properties, such as flexibility, strength, and color. It's important to choose a printer that supports the resins you need for your projects. If you require specific material properties, such as high strength or biocompatibility, ensure the printer is compatible with those resins. For general use, most printers will support a wide range of standard resins.
Print SpeedPrint speed is the rate at which the printer can produce objects, typically measured in millimeters per hour. This is important for productivity, especially if you need to produce multiple prints in a short amount of time. Faster print speeds can be beneficial for high-volume production, while slower speeds may be acceptable for occasional or hobbyist use. Consider how often you plan to print and how quickly you need your prints to be completed.
Ease of UseEase of use encompasses the user interface, software, and overall user experience of the printer. This is important because a more user-friendly printer can save time and reduce frustration. Look for features like intuitive software, easy setup, and straightforward maintenance. If you are new to 3D printing or prefer a hassle-free experience, prioritize printers that are known for their ease of use. More experienced users might be comfortable with more complex setups if they offer advanced features.
Post-Processing RequirementsPost-processing requirements refer to the steps needed after printing to finalize the object, such as washing, curing, and removing supports. This is important because it affects the overall time and effort required to complete a print. Some printers have more streamlined post-processing steps, while others may require more manual work. Consider how much time and effort you are willing to invest in post-processing and choose a printer that aligns with your preferences.

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