Looking Beyond the SUNLU 2kg ASA Filament 8-Pack? 6 Alternatives Worth a Look

How these compare to SUNLU

SUNLU 2kg ASA Filament 8-Pack

The Polymaker 2KG UV-Resistant ASA Filament offers a solid alternative for users who prefer a simpler color palette. It provides two 1kg spools in black and white, totaling 2kg, which matches the original's weight but reduces color variety. This bundle suits makers who prioritize durability and weather resistance over having multiple hues. While the original includes eight distinct colors for diverse projects, this option focuses on high-impact functional parts in standard tones. Its UV resistance ensures outdoor longevity, making it a reliable choice for mechanical components that face environmental stress. You lose the rainbow spectrum but gain a streamlined, monochromatic workflow.

SUNLU PLA+ 2.0 2kg Multicolor Bundle

The SUNLU PLA+ 2.0 2kg Multicolor Bundle shifts focus from engineering-grade ASA to versatile PLA+. It includes eight 250g spools in various colors, totaling 2kg. This bundle is ideal for hobbyists who value color diversity and ease of printing over weather resistance. Unlike the original ASA, PLA+ is not UV or rain-resistant, making it unsuitable for outdoor functional parts. However, it offers better layer adhesion and less warping for indoor prototypes. You trade outdoor durability for a wider array of vibrant colors and simpler printing conditions. This option fits those who need multi-color prints for displays or non-structural models rather than mechanical outdoor hardware.

iSANMATE ASA 3kg Black Filament

The iSANMATE ASA 3kg Black Filament provides a larger single spool for makers prioritizing volume and precision. It offers 3kg of black ASA with +/- 0.02mm dimensional accuracy, exceeding the original's total weight. This bundle is best for large outdoor functional prints where color variety is unnecessary. You gain nearly 50% more material for continuous production but lose the ability to print in multiple colors. The single spool format may suit users who need substantial material for large parts. Its focus on durability and quantity makes it a practical choice for industrial-style applications where uniform black aesthetics and mechanical strength are paramount.

SUNLU PLA+2.0 8-Color 2kg Bundle

The SUNLU PLA+2.0 8-Color 2kg Bundle is designed for high-speed multi-color printing rather than outdoor durability. It includes eight 250g spools in distinct shades, totaling 2kg. This option is ideal for makers who want to avoid tangling while printing complex, multi-colored models. Unlike the original ASA, PLA+ lacks UV and heat resistance, limiting its use to indoor projects. You sacrifice weather-proof functionality for enhanced color variety and print speed. This bundle suits hobbyists creating decorative items or prototypes where visual appeal matters more than mechanical strength. It is a practical choice for those who prioritize aesthetic diversity and ease of use over environmental resilience.

Polymaker ASA 2KG Black Bundle

The Polymaker ASA 2KG Black Bundle offers two 1kg spools of black ASA, totaling 2kg. It is a solid choice for users needing durable, weather-resistant parts with heat stability. Unlike the original, it provides only black spools, reducing color variety but ensuring consistency for large functional prints. This bundle suits makers who prioritize outdoor performance and heat resistance over having multiple hues. Its UV resistance ensures longevity for mechanical parts exposed to the elements. You gain a reliable, monochromatic supply ideal for industrial applications. This option is best for those who need substantial material for outdoor projects without the need for colorful variations.

SUNLU PLA 1.75mm Filament (4kg Bundle)

The SUNLU PLA 1.75mm Filament (4kg Bundle) offers a large 4kg supply for general prototyping and practice prints. It includes two black and two white spools, totaling 4kg, which is double the original's weight. This option is ideal for buyers who prioritize reliable, easy-to-print PLA over specialized engineering materials. Unlike the original ASA, PLA is not UV or rain-resistant, making it unsuitable for outdoor functional parts. You gain a substantial volume for testing and practice but lose weather durability. This bundle fits hobbyists and educators who need affordable, versatile filament for indoor projects and learning.

Quick picks

Our 7 picks

1 Best overall

SUNLU 2kg ASA Filament 8-Pack

Best for: Outdoor functional parts in small batches

Material Type

ASA

Filament Diameter

1.75mm

Net Weight

2kg

Max Print Speed

100mm/s

Dimensional Accuracy

+/- 0.02mm

Weight

4.41 pounds

View on Amazon: SUNLU 2kg ASA Filament 8-Pack Affiliate link

This SUNLU ASA filament bundle provides 2kg of material across eight 0.25kg spools. It features a 1.75mm diameter with +/- 0.02mm dimensional accuracy for reliable printing. The material offers UV, rain, and heat resistance, making it suitable for outdoor mechanical parts. You get a mix of colors including black, white, grey, and more. It is designed for FDM printers requiring a 2.20" hub hole.

Pros

• ASA material provides high strength and toughness
• UV, rain, and heat resistant for outdoor use
• +/- 0.02mm dimensional accuracy ensures compatibility
• Vacuum sealed packaging protects against moisture

Cons

• Small 0.25kg spools require frequent reloading
• Maximum print speed limited to 100mm/s
• Requires high bed temperature up to 120°C

Good fit if

• You need UV-resistant filament for outdoor projects
• You want a variety of colors in one pack
• You print small functional mechanical parts

Skip if

• You prefer large 1kg or 2kg spools
• You require high-speed printing over 100mm/s
• You need filament for indoor decorative models

Verdict: SUNLU 2kg ASA Filament 8-Pack is ideal for makers who need durable, weather-resistant parts in multiple colors. The small spools suit users who print frequently but in small quantities.

2 Also great

Polymaker 2KG UV-Resistant ASA Filament

Best for: Outdoor functional parts in black and white

Material Type

ASA

Filament Diameter

1.75mm

Net Weight

2KG

Max Print Speed

50mm/s

Application

Functional Parts

Weight

4.41 pounds

View on Amazon: Polymaker 2KG UV-Resistant ASA Filament Affiliate link

This Polymaker ASA bundle includes one 1kg spool each of black and white filament, totaling 2kg. It offers UV and weather resistance, making it suitable for outdoor projects like RC planes. The material withstands heat up to 100°C and provides high impact resistance. You get 1.75mm diameter filament recommended for printing at 50mm/s. It is a practical option for durable, functional parts.

Pros

• Combines ABS strength with UV and weather resistance
• Withstands temperatures up to 100°C (212°F)
• Includes both black and white 1.75mm spools
• High toughness and impact resistance for functional parts

Cons

• Total weight is only 2kg compared to 3kg or 4kg alternatives
• Requires an enclosed printer for large parts to prevent warping
• Limited to two colors in this specific bundle

Good fit if

• You need durable parts for outdoor use
• You want to print in both black and white
• You require high heat resistance for functional prototypes

Skip if

• You need more than 2kg of filament
• You prefer a single-color bulk purchase
• You lack an enclosed printer for large prints

Verdict: Polymaker ASA 2kg Bundle is a solid choice for users needing UV-resistant, functional parts in two colors. It fits those who prioritize durability and weather resistance over volume.

3 Also great

SUNLU PLA+ 2.0 2kg Multicolor Bundle

Best for: multi-color prints and variety

Material Type

PLA+ 2.0

Filament Diameter

1.75mm

Net Weight

2kg

Max Print Speed

300mm/s

Dimensional Accuracy

+/- 0.02mm

Color Printing

Multi-Color

View on Amazon: SUNLU PLA+ 2.0 2kg Multicolor Bundle Affiliate link

This SUNLU PLA+ 2.0 bundle includes eight 250g spools for a total of 2kg of multi-color filament. It features a neatly wound design to prevent tangling and clogging. The material supports speeds up to 300mm/s and maintains dimensional accuracy within +/- 0.02mm. You get a diverse palette including black, white, grey, blue, red, yellow, olive green, and orange. It arrives in vacuum-sealed packaging to stay dry.

Pros

• Includes eight distinct colors for multi-color projects
• Neatly wound design reduces tangling and clogging
• Supports fast printing speeds up to 300mm/s
• High dimensional accuracy of +/- 0.02mm
• Vacuum-sealed packaging keeps filament moisture-free

Cons

• Total weight is only 2kg, less than competitors
• Smaller 250g spools require more frequent reloading
• Limited to PLA+ material, not ASA or PETG

Good fit if

• You want to print with multiple colors in one project
• You need reliable filament for high-speed printing
• You prefer vacuum-sealed packaging for storage

Skip if

• You require large 1kg spools for continuous printing
• You need weather-resistant ASA filament for outdoor use
• You prefer a single-color black or white roll

Verdict: SUNLU PLA+ 2.0 8-Color Bundle is a practical option for users who need variety in their prints. It suits hobbyists who value color diversity over bulk volume.

4 Best premium

iSANMATE ASA 3kg Black Filament

Best for: Large outdoor functional prints

Material Type

ASA

Filament Diameter

1.75mm

Net Weight

3kg

Max Print Speed

100mm/s

Dimensional Accuracy

+/- 0.02mm

Application

Functional Parts

View on Amazon: iSANMATE ASA 3kg Black Filament Affiliate link

This iSANMATE ASA filament comes in a 3kg spool with a 1.75mm diameter. It offers dimensional accuracy of +/- 0.02mm and supports print speeds up to 100mm/s. The material provides strong UV and weather resistance, making it suitable for outdoor functional parts. You get vacuum-sealed packaging to maintain quality. This bundle is ideal for users needing durable, weather-resistant prints without managing multiple smaller spools.

Pros

• 3kg net weight provides more material per spool
• High dimensional accuracy of +/- 0.02mm
• Vacuum-sealed packaging with desiccant
• Supports print speeds up to 100mm/s

Cons

• Single 3kg spool limits color variety
• Requires a closed environment for printing
• Only available in specific colors like black

Good fit if

• You need large quantities of durable outdoor parts
• You prefer fewer spools to manage
• You print functional items requiring weather resistance

Skip if

• You need multi-color prints in one go
• You print in an open-air environment
• You require a wider range of color options

Verdict: iSANMATE ASA Filament 3kg Black delivers substantial material volume with precise tolerances. It fits makers who prioritize durability and quantity over color variety for outdoor projects.

5 Also great

SUNLU PLA+2.0 8-Color 2kg Bundle

Best for: Multi-color high-speed PLA printing

Material Type

PLA+ 2.0

Filament Diameter

1.75mm

Net Weight

2kg

Max Print Speed

300mm/s

Dimensional Accuracy

+/- 0.02mm

Color Printing

Multi-Color

View on Amazon: SUNLU PLA+2.0 8-Color 2kg Bundle Affiliate link

This SUNLU PLA+ 2.0 bundle offers 2kg of filament in eight distinct colors. It features a neat winding design to prevent tangling and dimensional accuracy of +/- 0.02mm. The material supports print speeds up to 300mm/s while resisting brittleness. You get vacuum-sealed packaging for moisture protection. This multicolor set suits users who want variety in their prints without compromising on flow or strength.

Pros

• Neatly wound filament prevents tangling and clogging
• Print speeds up to 300mm/s
• Dimensional accuracy of +/- 0.02mm
• Vacuum sealed for moisture protection

Cons

• Limited to PLA+ material, not ASA
• Only 2kg total weight per bundle
• No UV or weather resistance claims

Good fit if

• You need multiple colors for a single project
• You print at high speeds up to 300mm/s
• You want tangle-free filament for smooth flow

Skip if

• You require ASA for outdoor durability
• You need larger 3kg or 4kg rolls
• You prefer single-color monochrome prints

Verdict: SUNLU PLA+ 2.0 2kg Multicolor Bundle is ideal for makers who prioritize speed and color variety over weather resistance. It fits those who want to avoid tangling while printing complex, multi-colored models.

6 Best budget

Polymaker ASA 2KG Black Bundle

Best for: Outdoor functional parts requiring heat stability

Material Type

ASA

Filament Diameter

1.75mm

Net Weight

2kg

Max Print Speed

200mm/s

Application

Functional Parts

Weight

4.41 pounds

View on Amazon: Polymaker ASA 2KG Black Bundle Affiliate link

This Polymaker ASA bundle offers two 1kg rolls of 1.75mm black filament for a total of 2kg. It features high heat resistance up to 103°C and strong dimensional stability. The material is designed for outdoor functional parts with excellent UV and weather resistance. It supports print speeds up to 200mm/s. This option suits you if you need reliable, durable parts for outdoor use without the strong odor of traditional ABS.

Pros

• High heat deflection temperature up to 103°C
• Excellent UV and weather resistance for outdoor use
• Strong stiffness and dimensional stability
• Lower odor perception compared to standard ABS

Cons

• Requires an enclosed printer for best results
• Only available in black or limited color combos
• Needs good ventilation or filtration during printing

Good fit if

• You need durable parts for outdoor environments
• You want high heat resistance for functional items
• You prefer lower odor during printing

Skip if

• You require a wide variety of colors
• You do not have an enclosed printer
• You need high-speed printing above 200mm/s

Verdict: Polymaker ASA 2kg Black Bundle is a solid choice for users needing durable, weather-resistant parts. It fits those who prioritize heat stability and outdoor performance over color variety.

7

SUNLU PLA 1.75mm Filament (4kg Bundle)

Best for: General prototyping and practice prints

Material Type

PLA

Filament Diameter

1.75mm

Net Weight

4KG

Dimensional Accuracy

±0.02mm

Weight

8.82 pounds

View on Amazon: SUNLU PLA 1.75mm Filament (4kg Bundle) Affiliate link

You get 4kg of 1.75mm PLA filament in this bundle. The pack includes two spools of black and two of white. Dimensional accuracy stays within +/- 0.02mm. This tight tolerance helps ensure smooth feeding in almost all 1.75mm FDM printers. The neat winding reduces tangles. It suits users who need reliable basic material for general prototyping or practice prints.

Pros

• 4kg total net weight for extended printing sessions
• Dimensional accuracy of +/- 0.02mm for consistent extrusion
• Neat winding design reduces risk of tangles and jams
• Compatible with almost all 1.75mm FDM 3D printers

Cons

• Limited to PLA material, not suitable for high-heat or durable applications
• Only includes two colors (black and white) in the 4kg bundle
• Maximum recommended print speed is 100mm/s

Good fit if

• You need a large 4kg supply for frequent printing
• You prefer standard PLA for easy, reliable prints
• You want a bundle with two black and two white spools

Skip if

• You require ASA or ABS for outdoor durability
• You need more than two color options in one pack
• You print at speeds exceeding 100mm/s

Verdict: SUNLU 4KG PLA Filament Black/White offers solid dimensional accuracy and a large 4kg supply for general use. It fits buyers who prioritize reliable, easy-to-print PLA over specialized engineering materials.

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