Printing Technology in 3d Printers: What It Is and Is It Worth It?

Understanding 3D Printing Tech Basics

When you shop for a new maker tool, the first thing you check is the printing technology explained in the specs. This term tells you how the machine builds your object. It defines the layer method, the material used, and the final print quality. You need to know which type fits your projects before you buy.

Fused Deposition Modeling, or FDM, is the most common type. It works by melting a plastic filament and extruding it through a nozzle. The printer moves the nozzle in paths to build the object layer by layer. You will see this listed as FDM or FFF in product details. It is best for large, durable parts. The resolution depends on the nozzle size and layer height settings.

Resin printers use liquid photopolymer resin. They cure the liquid with light to harden it into solid plastic. There are two main subtypes here. LCD printers use a UV LCD screen to cure an entire layer at once. DLP printers use a digital light projector for the same purpose. Both offer high detail and smooth surfaces. You will see these listed as LCD or DLP. They are ideal for miniatures and jewelry. The trade-off is smaller build volumes and messy post-processing.

Each technology has specific strengths. FDM handles larger parts and tougher materials like ABS or PLA. Resin methods excel at fine details and smooth finishes. You should match the tech to your needs. If you make functional prototypes, FDM is likely your choice. If you need intricate models, look for LCD or DLP units. Checking these specs ensures you get a machine that actually works for your specific making goals.

Choosing Your 3D Printing Technology

FDM

Fused Deposition Modeling extrudes melted thermoplastic filament layer by layer. This method is the most common for general purpose printing. It handles a wide range of materials, including engineering-grade filaments. The Bambu Lab P1S exemplifies this approach with high speed and precision. You get reliable results for functional parts and prototypes. The trade-off is visible layer lines on curved surfaces. Resolution is lower than resin methods. It is best for users who prioritize material strength and ease of use over fine surface detail. Build volumes are often larger, allowing for bigger prints. You need less post-processing compared to resin systems.

Resin

Resin printing uses liquid photopolymer resin cured by light. It delivers extremely high resolution and smooth surface finishes. The ELEGOO Saturn 4 Ultra showcases this with automation features like tilt release. You achieve intricate details ideal for miniatures and jewelry. The process requires careful handling of liquid chemicals. Post-processing involves washing and additional curing. Build volumes can be smaller than FDM machines. The ELEGOO Mars 4 Ultra offers wireless setup for convenience. You must manage ventilation and safety due to fumes. It suits makers who value detail above speed or large part size. The trade-off is higher maintenance and material cost per volume.

LCD

LCD technology uses a digital light processing screen to cure resin. It is a subset of resin printing often called MSLA. The ELEGOO Saturn 3 Ultra ACF Film protects the LCD screen during use. This maintenance item ensures clean model releases and longevity. You benefit from faster print times than traditional SLA methods. The screen exposes an entire layer at once. This makes it efficient for batch printing. The trade-off involves screen fragility and replacement costs. You must monitor the LCD health closely. It is a practical choice for detailed work without the complexity of projectors. You get high resolution with a straightforward mechanical setup.

DLP

Digital Light Processing projects light through a mirror array to cure resin. The Anycubic Wash and Cure 3 Plus Station supports DLP printers with large post-processing capabilities. You get high resolution similar to LCD but with potentially better uniformity. The method is efficient for detailed models. The trade-off is higher initial hardware costs for the projector system. It is less common than LCD or FDM. You may find fewer machine options in this category. It suits users who need consistent layer adhesion and fine detail. The post-processing station handles large models efficiently. You benefit from smooth surfaces without the need for extensive sanding.

Is The Tech Worth It

Who needs it

You need this guide if you are choosing between LCD, DLP, FDM, and resin methods. Each technology offers distinct advantages for specific projects. If you require high-detail miniatures or jewelry, resin and DLP printers provide superior surface finish and resolution. These methods use liquid photopolymer that cures under light, capturing fine features that FDM cannot. You should also consider this if you prioritize speed for small, intricate parts. DLP projects an entire layer at once, often making it faster than standard LCD. However, resin requires more post-processing, including washing and curing. If you work with durable engineering plastics or large functional prototypes, FDM remains the practical choice. It uses thermoplastic filament, which is easier to handle and less messy. Understanding these differences helps you avoid buying a machine that does not match your primary use case. The right technology depends entirely on what you intend to print most often.

Who can skip it

You can skip this deep dive if you are a casual user printing simple toys or basic household items. For these tasks, any standard FDM printer will suffice. You do not need the high resolution of resin or DLP for large, low-detail objects. Similarly, if you are not interested in fine art or jewelry, the added complexity of resin handling is unnecessary. Focus instead on build volume and ease of use. These factors matter more for general hobbyist work. You should also ignore this if you are satisfied with your current printer and have no plans to expand your capabilities. The differences between technologies only become critical when you encounter limitations in your current workflow. If your prints meet your needs, there is no reason to change. Prioritize reliability and material availability over technical specifications. Many users find that mastering one technology is enough for their creative or practical goals. Do not overcomplicate your decision if your requirements are simple.

3D Printing Glossary

FDM

Fused Deposition Modeling melts thermoplastic filament and extrudes it layer by layer. This common method supports various materials, including engineering-grade plastics, for general-purpose printing tasks.

Resin

Liquid photopolymer cured by light to form solid objects. This technology delivers high detail and smooth surfaces, making it ideal for miniatures and jewelry production.

DLP

Digital Light Processing projects a single image of each layer onto resin simultaneously. It offers faster print times than traditional LCD while maintaining high resolution and detail.

LCD

Liquid Crystal Display uses a UV screen to cure entire layers of resin at once. It provides a balance between speed and cost for high-detail resin printing.

Color Printing

The ability to print objects using multiple filament colors or resin shades in a single job. This feature eliminates the need for post-print painting or assembly of parts.

Compatible Material

The specific filaments or resins a printer accepts. Checking this spec ensures you can use the desired plastic type, such as PLA, ABS, or flexible TPU, for your projects.

Print Speed

How fast the printer moves and deposits material, measured in millimeters per second. Higher speeds reduce build times, though they may impact surface quality on complex geometries.

Extruder Type

The mechanism that pushes filament into the hotend. Direct drive extruders offer better control with flexible materials, while bowtie types allow for lighter moving parts and higher speeds.

Structure

The frame construction, such as rigid aluminum or open acrylic. A sturdy structure reduces vibrations during printing, leading to more consistent layer adhesion and higher overall print quality.

Leveling

The process of adjusting the build plate height relative to the nozzle. Auto-leveling sensors simplify this setup, ensuring the first layer sticks properly without manual intervention.

Quick picks

Our 6 picks

1

Bambu Lab P1S Enclosed 3D Printer

Best for: fast FDM printing with advanced materials

Printing Technology

FDM (what this guide is about)

Print Speed

500mm/s

Multicolor Capacity

Up to 16 Colors

Leveling Type

Automatic Bed Leveling

Motion Structure

CoreXY

Features

High Speed, Enclosed

View on Amazon: Bambu Lab P1S Enclosed 3D Printer Affiliate link

The Bambu Lab P1S is a ready-to-use FDM printer designed for speed and convenience. It reaches 500mm/s print speeds with 20,000 mm/s² acceleration. The enclosed design supports advanced filaments like ABS and ASA. You get automatic bed leveling and 15-minute assembly. It supports up to 16 colors when paired with the AMS. This model is ideal for users who want fast, reliable prints without complex setup.

Pros

• 500mm/s print speed with high acceleration
• Enclosed chamber for advanced filament stability
• Automatic bed leveling for consistent first layers
• Supports multi-color printing with AMS
• Ready-to-use assembly in 15 minutes

Cons

• Carbon and glass fiber reinforced polymers are not recommended
• Multi-color capability requires separate AMS accessory
• Heavier build at 39 pounds limits portability

Good fit if

• You need fast print speeds for daily use
• You plan to print ABS or ASA materials
• You want automatic leveling to reduce failures

Skip if

• You exclusively print carbon fiber reinforced filaments
• You require a lightweight portable printer
• You want built-in multi-color without extra hardware

Verdict: The Bambu Lab P1S FDM 3D Printer delivers high speed and material versatility for makers who prioritize performance and ease of use over compact portability.

2

ELEGOO Saturn 4 Ultra Resin 3D Printer

Best for: High-speed resin printing with automation

Printing Technology

Resin (what this guide is about)

Build Volume

8.62 × 4.84 × 8.66 Inch

Print Speed

150 mm/h

Leveling Type

One-touch Automatic Leveling

Color

Black

Resolution

12K

View on Amazon: ELEGOO Saturn 4 Ultra Resin 3D Printer Affiliate link

The ELEGOO Saturn 4 Ultra is a resin 3D printer designed for high-resolution output. It features rapid tilt release technology that supports print speeds up to 150 mm/h. The machine includes one-touch automatic leveling and an AI camera for intelligent detection. It also offers foreign object detection and resin shortage alarms. This unit suits users who want fast, reliable resin printing with automated setup features.

Pros

• Rapid tilt release technology for fast model peeling
• Print speeds up to 150 mm/h
• One-touch automatic leveling system
• AI camera for intelligent detection and monitoring
• Foreign object detection to protect the LCD screen

Cons

• Resin printing technology requires post-processing
• Large footprint at 16 x 16 x 24 inches
• Heavy build at 40 pounds

Good fit if

• You want fast resin printing with tilt release
• You prefer automatic leveling to save time
• You need AI monitoring for long prints

Skip if

• You only print with FDM filament
• You need a small desktop footprint
• You want a lightweight portable unit

Verdict: The ELEGOO Saturn 4 Ultra Resin 3D Printer is a powerful resin machine for users who prioritize speed and automation. Its tilt release and AI camera make it a solid choice for detailed resin work.

3

ELEGOO Saturn 3 Ultra ACF Film 5-Pack

Best for: Replacing worn films on Saturn 3 Ultra printers

Printing Technology

LCD (what this guide is about)

Release Film Type

ACF

Dimensions

12.6 × 8.78 × 0.43 inches

View on Amazon: ELEGOO Saturn 3 Ultra ACF Film 5-Pack Affiliate link

This is a pack of five ACF release liner films designed for the ELEGOO Saturn 3 Ultra resin 3D printer. The films measure 290 by 195 mm with a 0.3 mm thickness. They feature a composite technology that prevents adhesion to the LCD screen. The material is UV stable and resistant to chemicals and wear. You need these films to maintain print quality and protect the printer's display during resin curing.

Pros

• ACF composite technology prevents sticking to the LCD screen
• 0.3 mm thickness ensures durability during printing
• UV stable and resistant to chemical wear
• Non-stick surface reduces wrinkles and bubbles
• Frosted side correctly faces the LCD screen

Cons

• Compatible only with the Saturn 3 Ultra model
• Sold as a 5-pack replacement part, not a printer
• Requires manual installation and alignment

Good fit if

• You own an ELEGOO Saturn 3 Ultra resin printer
• You need replacement films for regular maintenance
• You want to protect your LCD screen from damage

Skip if

• You use a different printer model like the Saturn 4
• You are looking for an FDM printer like the Bambu Lab P1S
• You need a complete printing setup rather than just films

Verdict: ELEGOO ACF Release Liner Film for Saturn 3 Ultra is a necessary maintenance item for owners of this specific resin printer. It protects the LCD screen and ensures clean model releases. You should buy it if you need to replace worn films on your Saturn 3 Ultra.

4

Anycubic Wash and Cure 3 Plus Station

Best for: Large resin print post-processing

Printing Technology

DLP (what this guide is about)

Color

White

Dimensions

21.7 × 13.8 × 15.7 inches

Weight

15.4 pounds

View on Amazon: Anycubic Wash and Cure 3 Plus Station Affiliate link

This station post-processes resin prints for LCD, SLA, and DLP printers. It features a 7.6-liter washing basket and a 13.8-inch width to fit large build volumes. The Flexicure gooseneck light targets top surfaces, while the dual-layer platform cures more models at once. It suits users printing large resin objects who need efficient cleaning and curing workflows.

Pros

• 7.6-liter washing basket volume
• 13.8-inch width fits large printers
• Flexicure gooseneck light for top curing
• Dual-layer platform for batch curing

Cons

• 15.4-pound weight adds bulk
• Requires separate IPA solvent
• No automated washing cycles

Good fit if

• You print large resin models
• You want to cure multiple items at once
• You use LCD or DLP printers

Skip if

• You prefer FDM printing
• You need a compact footprint
• You want automated washing

Verdict: ANYCUBIC Wash and Cure 3 Plus Station handles large resin prints with a 7.6-liter basket and dual-layer curing. It fits users with LCD or DLP printers who need to process big models efficiently.

5

Bambu Lab P2S High-Speed FDM Printer

Best for: Beginners needing fast, precise FDM prints

Printing Technology

FDM (what this guide is about)

Print Speed

600 mm/s

Leveling Type

Automatic calibration

Motion Structure

CoreXY

Extruder Type

PMSM Servo Extruder

Chamber Heating

50 °C

View on Amazon: Bambu Lab P2S High-Speed FDM Printer Affiliate link

The Bambu Lab P2S is a ready-to-use FDM 3D printer designed for beginners. It features a PMSM Servo Extruder and prints at speeds up to 600 mm/s. The unit includes a chamber heating capability of 50 °C for engineering materials. It measures 21 inches wide, 18 inches high, and 18 inches long. This model supports single-material printing and requires a Combo version for multi-color work.

Pros

• Print speeds reach 600 mm/s for fast output.
• PMSM Servo Extruder ensures high-speed precision and smooth layers.
• Adaptive Airflow System balances cooling and heat retention automatically.
• Chamber heating maintains 50 °C for engineering-grade materials.

Cons

• Standard P2S size does not support multi-color printing.
• Requires AMS 2 Pro Combo for multi-material workflows.
• Chamber heating is limited to 50 °C.

Good fit if

• You want an FDM printer that is ready to print in 15 minutes.
• You need high-speed precision with sharp corners and consistent results.
• You plan to print engineering materials requiring a heated chamber.

Skip if

• You require multi-color printing without buying the Combo version.
• You need a chamber temperature higher than 50 °C.
• You prefer a smaller footprint than 21 inches wide.

Verdict: The Bambu Lab P2S FDM 3D Printer fits beginners who value speed and ease of setup. It is ideal for users printing single-material parts with engineering-grade filaments.

6

ELEGOO Mars 4 Ultra 9K Resin Printer

Best for: High-detail resin prints with wireless setup

Printing Technology

Resin (what this guide is about)

Build Volume

6.5 × 6.04 × 3.06 inches

Leveling Type

4-point leveling system

Features

Wi-Fi

Color

Black

Release Film Type

ACF

View on Amazon: ELEGOO Mars 4 Ultra 9K Resin Printer Affiliate link

The ELEGOO Mars 4 Ultra is a desktop MSLA resin printer designed for high-detail output. It features a 7-inch 9K mono LCD with 18 µm XY resolution and 8520 × 4320 pixel count. The unit includes a 4-point leveling system, a 4-inch HD IPS touch screen, and built-in Wi-Fi for 2.4G and 5G networks. It runs on a Linux OS with 4G RAM. This machine suits users seeking precise resin prints with a straightforward interface.

Pros

• 7-inch 9K mono LCD with 18 µm XY resolution
• Built-in Wi-Fi supports 2.4G and 5G networks
• Linux OS with 4G RAM for fast file loading
• 4-point leveling system with laser-carved build plate
• 4-inch HD IPS touch screen with 12 language support

Cons

• MSLA technology requires resin handling and post-processing
• 22-inch height limits placement in small workspaces
• No mention of automatic resin tank heating or filtration

Good fit if

• You want high-resolution resin prints with minimal manual leveling
• You need wireless file transfer via Wi-Fi
• You prefer a Linux-based interface with ample RAM

Skip if

• You require FDM printing for large, functional parts
• You have limited vertical space for a 22-inch tall unit
• You prefer automatic resin dispensing or closed-tank systems

Verdict: ELEGOO Mars 4 Ultra Resin Printer delivers high-resolution MSLA prints with a robust Linux interface and wireless connectivity. It fits users who prioritize detail and ease of setup over large build volume.

Specifications side by side

Frequently asked questions

See also

• FDM vs resin 3d printer
• FDM vs LCD 3d printer
• printing technology explained
• technology explained