6 Best Alternatives to the ELEGOO Mars 4 Metal Resin (2026)

Comparing alternatives to Mars 4 tank

HIKUDIY 290x210mm FEP Film 6-Pack

The HIKUDIY 290x210mm FEP Film targets Saturn series printers, not the Mars 4. Its dimensions measure 11.8 inches square, which is significantly larger than the 10-inch by 6.93-inch footprint of the ELEGOO tank. This film offers solid transmittance and temperature resistance for standard resin printing. You should choose this if you own a Saturn model and need reliable replacement films. It does not fit the Mars 4 base. The material provides a clear release surface for consistent prints. It is a practical supply for users who require larger build areas. This option excludes the metal tank structure entirely, focusing only on the consumable film layer for daily maintenance.

KOYOFEI 290x210mm FEP Release Film 6-Pack

KOYOFEI provides 290x210mm FEP release films designed for Saturn series users. The clear film measures 11.4 inches wide, differing from the smaller Mars 4 tank dimensions. It offers stable light transmission and clear instructions for installation. This product suits users who do not need the extended durability of nFEP materials. It is a solid choice for standard resin printing tasks. You should pick this if you have a Saturn printer and need reliable coverage. It lacks the aluminum build plate of the ELEGOO tank. The film ensures consistent curing for detailed models. This option is purely a replacement supply, not a structural upgrade for your printer base.

ELEGOO Mars 4 Ultra ACF Release Film 5-Pack

The ELEGOO Mars 4 Ultra ACF Release Film is designed for the Mars 4 Ultra, not the standard Mars 4. It measures 8.86 inches by 6.3 inches, which differs from the original tank size. This 5-pack offers high-transmittance films for reliable print quality. You should choose this if you own the Ultra model and need durable replacements. It uses ACF technology for better durability than standard FEP. The clear color ensures consistent light passage. This option excludes the metal tank structure, focusing only on the film. It is a practical supply for maintaining print quality. You cannot use this film in the standard Mars 4 tank due to size differences.

CHINDRAG Mono 2 and 4 Integrated FEP Film

CHINDRAG offers integrated FEP films for Anycubic Mono 2 and Mono 4 printers. The size is specific to these models, differing from the Mars 4 dimensions. It features a durable, high-transmittance ring design for convenience. You should pick this if you own an Anycubic Mono series printer. It provides a reliable replacement solution for daily printing tasks. The product excludes the metal tank structure, focusing only on the film layer. It ensures consistent curing for detailed models. This option is not compatible with the ELEGOO Mars 4. It is a practical supply for users who need durable films for their specific printer model.

Antinsky 280 x 450 mm nFEP Release Film

Antinsky provides nFEP PFA film measuring 280x450mm, which is much larger than the Mars 4 tank. It weighs 4.76 ounces and offers heat resistance for large-format printers. This film delivers better detail and speed for high-volume printing. You should choose this if you have a large resin printer and need durable release films. It suits users who require extended durability for frequent use. The clear color ensures consistent light passage. This option excludes the metal tank structure, focusing only on the consumable film. It is not compatible with the Mars 4 base. It is a practical supply for users who need high-performance films for their printer.

ELEGOO Mars 4 Ultra Aluminum Build Plate

The ELEGOO Mars 4 Ultra Aluminum Build Plate is designed for the Mars 4 Ultra, not the standard Mars 4. It measures 8.26 inches by 5.31 inches, differing from the original tank dimensions. This black plate provides a stable, textured surface for reliable adhesion. You should pick this if you own the Ultra model and need easy part removal. It offers durable metal construction for consistent prints. This option excludes the resin tank structure, focusing only on the build plate. It ensures consistent adhesion for detailed models. It is not compatible with the standard Mars 4 tank. It is a practical supply for users who need durable plates for their printer.

Quick picks

Our 7 picks

1 Best overall

ELEGOO Mars 4 Metal Resin Tank with FEP

Best for: Mars 4 owners needing a durable metal tank

Primary Material

aluminum alloy

Release Film Type

FEP

Printing Technology

LCD

Dimensions

10 × 6.93 × 2.8 inches

View on Amazon: ELEGOO Mars 4 Metal Resin Tank with FEP Affiliate link

This replacement tank is built for the ELEGOO Mars 4 LCD 3D printer. It uses an aluminum alloy body for durability and stability. The FEP release film comes pre-installed, saving you setup time. The unit measures 10 by 6.93 by 2.8 inches. It includes feet to keep the film off your workbench. You get an Allen wrench for easy assembly. This tank works with all resin types.

Pros

• Aluminum alloy construction for a sturdy base
• FEP release film pre-installed
• Feet keep the film off the workbench
• Includes Allen wrench for installation

Cons

• Limited to the Mars 4 printer model
• Requires manual assembly with provided tools
• No integrated drainage or leveling features

Good fit if

• You need a direct replacement for your Mars 4 printer
• You want a durable metal tank instead of plastic
• You prefer the FEP film to be pre-installed

Skip if

• You own a Mars 5 or Saturn 3 printer
• You want a tank compatible with multiple printer models
• You prefer a tank without pre-installed consumables

Verdict: ELEGOO Mars 4 Metal Resin Tank is a sturdy, direct-fit upgrade for owners of the Mars 4 LCD printer. It offers a durable aluminum build and pre-installed FEP film for immediate use.

2 Also great

HIKUDIY 290x210mm FEP Film 6-Pack

Best for: Saturn series LCD replacement films

Primary Material

FEP

Dimensions

290x210mm

Maximum Temperature

205 °C

Release Film Type

FEP

Film Thickness

0.15mm

Printing Technology

LCD

View on Amazon: HIKUDIY 290x210mm FEP Film 6-Pack Affiliate link

This HIKUDIY pack includes six FEP release films sized 290x210mm with a thickness of 0.15mm. The material offers over 95% light transmittance and withstands temperatures up to 205°C. It fits ELEGOO Saturn 2, Saturn 3, and Saturn 4 Ultra printers. The films feature high purity resin for stable release force and excellent ductility. You get durable sheets for long-term resin printing use.

Pros

• Wide compatibility with ELEGOO Saturn series and Anycubic Mono models
• High light transmittance over 95% for clear prints
• Temperature resistance up to 205°C
• Six-pack quantity for extended use

Cons

• Limited to 290x210mm size, not suitable for larger beds
• 0.15mm thickness may wear faster than premium options
• No integrated desmosic layer mentioned in specs

Good fit if

• You own an ELEGOO Saturn 2, Saturn 3, or Saturn 4 Ultra
• You need replacement films for 290x210mm LCD screens
• You prefer bulk packs for cost efficiency

Skip if

• You use printers with beds larger than 290x210mm
• You require integrated desmosic layers
• You need films for Mars series printers

Verdict: HIKUDIY 290x210mm FEP Film suits users with Saturn series printers who need reliable replacement films. It delivers solid transmittance and temperature resistance for standard resin printing tasks.

3 Also great

KOYOFEI 290x210mm FEP Release Film 6-Pack

Best for: Saturn series resin printer users

Dimensions

290 * 210mm

Maximum Temperature

205 ° C

Release Film Type

FEP

Film Thickness

0.15mm

Printing Technology

Resin

Resolution

8K, 4K

View on Amazon: KOYOFEI 290x210mm FEP Release Film 6-Pack Affiliate link

This 6-pack of FEP release films measures 290 by 210 mm with a 0.15 mm thickness. It offers 95% light transmission to support stable UV curing for resin printers. The material handles temperatures from -240 °C to 205 °C. It includes printed instructions for replacement. This set suits users needing durable films for larger format machines like the Saturn series.

Pros

• 290 by 210 mm size fits Saturn 2 and Saturn 3
• 95% light transmission ensures high UV flash stability
• Heat-resistant up to 205 °C for long-term use
• Includes printed instructions for easy film replacement

Cons

• 0.15 mm thickness is standard, not ultra-thin
• FEP material may wear faster than nFEP alternatives
• Size does not fit smaller Mono or Mars 4 printers

Good fit if

• You own a Saturn 2 or Saturn 3 printer
• You need a 6-pack for bulk replacement
• You prefer printed instructions over digital guides

Skip if

• You use a Mars 4 or smaller Mono printer
• You require nFEP PFA material for extended life
• You need films larger than 290 mm wide

Verdict: KOYOFEI 290x210mm FEP Film provides reliable coverage for Saturn series users who value clear instructions and stable light transmission. It is a solid choice for those who do not need the extended durability of nFEP materials.

4 Best budget

ELEGOO Mars 4 Ultra ACF Release Film 5-Pack

Best for: Mars 4 Ultra owners needing durable films

Dimensions

225 × 160mm

Release Film Type

ACF

Film Thickness

0.3mm

Printing Technology

LCD

View on Amazon: ELEGOO Mars 4 Ultra ACF Release Film 5-Pack Affiliate link

This is a pack of five ACF release liner films designed for the ELEGOO Mars 4 Ultra LCD 3D printer. The films measure 225 by 160 mm with a 0.3 mm thickness. They offer 92% UV light transmittance for faster curing. The composite technology prevents adhesion to the LCD screen. You should choose this if you need durable, UV-stable films that maintain print quality over time.

Pros

• High 92% UV light transmittance for accurate curing
• 0.3 mm thickness prevents breaking during printing
• Composite technology stops film from sticking to the LCD
• UV stable and resistant to chemical wear

Cons

• Limited to compatibility with ELEGOO Mars 4 Ultra only
• Pack contains only five films
• Requires correct orientation with frosted side facing the screen

Good fit if

• You own an ELEGOO Mars 4 Ultra printer
• You want films with high UV transmittance
• You need durable films that resist wear

Skip if

• You use a different brand of 3D printer
• You need films for larger format printers
• You prefer single film purchases

Verdict: ELEGOO 5-Pack ACF Release Film for Mars 4 Ultra fits users who need reliable, high-transmittance films for their specific printer model. It is a practical replacement supply for maintaining print quality.

5 Also great

CHINDRAG Mono 2 and 4 Integrated FEP Film

Best for: Anycubic Mono 2 and Mono 4 owners

Dimensions

197x131x0.15mm

Maximum Temperature

204°C

Release Film Type

FEP

Film Thickness

0.15mm

Printing Technology

Resin

View on Amazon: CHINDRAG Mono 2 and 4 Integrated FEP Film Affiliate link

This pack of five integrated FEP release films is designed for the Anycubic Photon Mono 2 and Mono 4 resin printers. The films measure 197x131x0.15mm and offer over 95% light transmittance for stable UV curing. They withstand temperatures up to 204°C. The one-piece design includes a retention ring, allowing you to replace the film quickly without cutting or disassembling parts. This bundle provides a convenient supply for regular maintenance.

Pros

• High transmittance exceeds 95% for stable UV lighting.
• Heat resistance up to 204°C ensures long-term durability.
• Integrated one-piece design with ring for quick installation.
• Includes five films for extended usage.

Cons

• Compatible only with Anycubic Photon Mono 2 and Mono 4.
• Film thickness is 0.15mm, which may wear faster than thicker options.
• Requires reading the manual for proper installation.

Good fit if

• You own an Anycubic Photon Mono 2 or Mono 4 printer.
• You prefer integrated films that include the retention ring.
• You want a five-pack for bulk replacement.

Skip if

• You use an Elegoo Mars 4 or Saturn printer.
• You need films for the Photon Mono D2.
• You require a two-pack instead of five.

Verdict: CHINDRAG 5-Pack FEP Films for Anycubic Mono 2/4 provides a durable, high-transmittance replacement solution specifically for Anycubic Mono 2 and Mono 4 users who value the convenience of an integrated ring design.

6 Best premium

Antinsky 280 x 450 mm nFEP Release Film

Best for: Large-format resin printers

Dimensions

450 x 280 mm

Maximum Temperature

260 °C

Release Film Type

nFEP, PFA

Film Thickness

0.15 mm

Printing Technology

Resin

Resolution

8K

View on Amazon: Antinsky 280 x 450 mm nFEP Release Film Affiliate link

This Antinsky replacement release film uses nFEP and PFA materials to handle larger resin printers. It measures 280 by 450 mm with a 0.15 mm thickness. The film offers up to 95% light transmittance and resists heat up to 260 °C. You get higher tensile strength for easier layer release. It fits printers with build areas up to 11 by 17.7 inches.

Pros

• nFEP and PFA material construction
• 95% light transmittance for faster curing
• Heat resistance up to 260 °C
• High tensile strength for durable peeling

Cons

• Single unit purchase
• Large size limits use on smaller printers
• No included mounting frame

Good fit if

• You own a large-format resin printer
• You need higher heat stability
• You want faster UV light transmission

Skip if

• You use a printer smaller than 11 by 17.7 inches
• You need a multi-pack for frequent changes
• You require a pre-mounted film solution

Verdict: Antinsky nFEP PFA Film 280x450mm suits users with large resin printers who need durable, heat-resistant release films. It delivers better detail and speed for high-volume printing.

7 Best black

ELEGOO Mars 4 Ultra Aluminum Build Plate

Best for: Mars 4 Ultra users needing durable adhesion

Primary Material

aluminum alloy

Dimensions

160 × 95.6mm

Build Surface Type

laser-carved

Printing Technology

LCD

Color

Black

View on Amazon: ELEGOO Mars 4 Ultra Aluminum Build Plate Affiliate link

This ELEGOO build plate is designed specifically for the Mars 4 Ultra LCD 3D printer. It features an aluminum alloy construction that maintains flatness and resists deformation. The surface uses a double-sided oxidized black sandblasting and laser-carved texture to improve model adhesion and simplify removal. It measures 5.31 by 5.31 inches with a length of 8.26 inches. The package includes an Allen wrench and screw end caps to prevent resin buildup in the threads.

Pros

• Aluminum alloy construction ensures good flatness and stability
• Double-sided oxidized black sandblasting surface increases adhesion
• Laser-carved texture aids in easy model removal
• Screw end caps prevent resin flow into threads

Cons

• Limited to the Mars 4 Ultra printer model
• Single plate included in the package
• No mention of included leveling tools beyond the Allen wrench

Good fit if

• You own a Mars 4 Ultra LCD 3D printer
• You want a durable aluminum build surface
• You prefer a textured surface for better adhesion

Skip if

• You use a different printer brand or model
• You need a larger build area than 5.31 inches
• You prefer a smooth PEI sheet surface

Verdict: ELEGOO Aluminum Build Plate for Mars 4 Ultra provides a stable, textured surface for users of the Mars 4 Ultra. It fits those who need reliable adhesion and easy part removal with a durable metal plate.

Specifications side by side

Frequently asked questions

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