Prusament PLA Galaxy Silver 1.75mm vs Prusament ASA Natural 1.75mm 800g (2026): Key Differences
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When you compare prusament pla galaxy silver 1 75mm 1kg 3d printer vs asa natural 1, you see two distinct materials from the same manufacturer. Both filaments share a 1.75mm diameter and are made by Prusa Research with strict quality control. They both include QR codes for tracking. The main difference lies in their chemical makeup. One is a standard PLA for easy printing, while the other is ASA for durable, heat-resistant parts. Your choice depends on whether you need simple models or functional outdoor components.
Key differences
| Aspect | Prusament PLA Galaxy Silver 1.75mm 1kg | Prusament ASA Natural 1.75mm 800g |
|---|---|---|
| Material Type | PLA | ASA |
| Net Weight | 1kg | 800g |
| Color | Galaxy Silver | Natural |
| Dimensional Accuracy | ±0.02 mm | not listed |
| Temperature Resistance | not listed | High |
Which one should you choose?
Choose Prusament PLA Galaxy Silver 1.75mm 1kg if
- You need a filament that prints with minimal warping and high bed adhesion.
- You want a larger 1kg spool for general prototypes and decorative items.
- You prefer a specific metallic silver finish for visual models.
Choose Prusament ASA Natural 1.75mm 800g if
- You are printing functional parts that must withstand heat and UV exposure.
- You need durable materials for outdoor or automotive applications.
- You are creating technical enclosures that require strong layer adhesion.
Verdict: Choose the PLA Galaxy Silver for easy printing of detailed models and prototypes. Select the ASA Natural for functional parts that need to resist heat and weather. Your project's environment and durability needs should drive this decision.
PLA vs ASA Material Differences
Material Type
Prusament PLA Galaxy Silver is a standard polylactic acid filament, while Prusament ASA Natural is an acrylonitrile styrene acrylate copolymer. PLA is known for ease of use and low warping, making it ideal for decorative models and prototypes. ASA offers higher durability and heat resistance, suitable for functional parts and outdoor applications. You choose PLA for visual quality and ease. You select ASA for strength and environmental stability. The material choice defines the part’s final properties and intended use case.
Weight and Size
The PLA Galaxy Silver spool contains 1kg of filament, providing more material for larger projects. The ASA Natural spool contains 800g, which is a smaller quantity. Both are priced per spool, so the PLA offers more mass for the same unit. If you need to print many small items or a large volume model, the 1kg spool lasts longer. The 800g ASA spool is sufficient for smaller functional parts or testing new designs. Consider your project volume when choosing between the two weights.
Dimensional Accuracy
The PLA Galaxy Silver filament specifies a dimensional accuracy of ±0.02 mm. This tight tolerance ensures consistent extrusion and smooth printing results. The ASA Natural filament data does not list a specific dimensional accuracy value. Both are manufactured by Prusa Research with strict quality control. The PLA’s stated precision highlights its reliability for detailed prints. For the ASA, you rely on the general manufacturing standards without a specific metric. The PLA has a clear advantage in documented precision.
Surface Finish
The PLA Galaxy Silver is described as offering exceptional print consistency and a smooth surface finish. It produces clean layers and sharp edges, ideal for visual models and miniatures. The ASA Natural provides a professional finish with good layer adhesion. It is designed for durable parts rather than purely aesthetic ones. If you need a shiny, detailed surface for display, the PLA is superior. For a matte, functional appearance, the ASA is appropriate. The PLA wins for visual quality.
Environmental Resistance
The ASA Natural filament is designed for outdoor use, offering UV stability and weather resistance. It withstands heat and harsh conditions without degrading. The PLA Galaxy Silver is not described as having UV or heat resistance. It is best for indoor prototypes and decorative items. If your part will be exposed to sunlight or temperature fluctuations, the ASA is the correct choice. For indoor use, the PLA is sufficient. The ASA has a clear advantage in durability and environmental resistance.
Which filament should you choose
Users printing decorative miniatures
Choose the PLA Galaxy Silver for visual models. It delivers a smooth surface finish with sharp edges, perfect for figurines and presentation prototypes. The tight ±0.02 mm diameter tolerance ensures consistent extrusion, while low warping allows you to print complex geometries without deformation. This material is ideal for everyday projects where fine detail and aesthetic quality matter most.
Users needing outdoor functional parts
Select the ASA Natural for technical applications exposed to the elements. This material offers excellent UV stability and high temperature resistance, ensuring parts do not degrade in sunlight or heat. It provides strong, stable prints with good layer adhesion, making it suitable for enclosures and automotive components. Use this filament when durability and environmental resistance are your primary requirements.
Beginners seeking reliable prints
Start with the PLA Galaxy Silver for easier printing. It features very low warping and excellent bed adhesion, which helps reduce print failures. The consistent diameter and reliable extrusion deliver high-quality results for both beginners and professionals. This filament is perfect for prototypes and models where you want dependable performance without dealing with the more demanding settings ASA often requires.
The products compared
Prusament PLA Galaxy Silver 1.75mm 1kg
Best for: Detailed prototypes and decorative miniatures
- Material Type
- PLA
- Filament Diameter
- 1.75mm
- Net Weight
- 1kg
- Dimensional Accuracy
- ±0.02 mm
- Target Audience
- Beginners
- Weight
- 2.2 pounds
View on Amazon: Prusament PLA Galaxy Silver 1.75mm 1kg Affiliate link
This 1.75mm PLA filament features a Galaxy Silver finish and weighs 1kg. It offers ±0.02 mm dimensional accuracy for consistent extrusion. The material provides low warping and strong bed adhesion. You get clean layers and sharp edges for detailed models. It is ideal for prototypes, miniatures, and decorative prints that require a premium surface quality.
Pros
- 1.75mm diameter with ±0.02 mm tolerance
- 1kg net weight spool
- Low warping and excellent bed adhesion
- Clean layers and sharp edges
Cons
- Heavier spool at 2.2 pounds
- PLA material has lower heat resistance
- Smaller 1kg size compared to 2kg options
Good fit if
- You need precise dimensional accuracy for detailed prints
- You want a metallic silver finish for visual models
- You require reliable bed adhesion for complex geometries
Skip if
- You need high heat resistance for functional parts
- You prefer a lighter spool for easier handling
- You want to print with ASA material
Verdict: Prusament PLA Galaxy Silver 1kg delivers precise dimensions and a smooth metallic finish. It suits makers who prioritize surface quality and detail in their prototypes and miniatures.
Prusament ASA Natural 1.75mm 800g
Best for: outdoor functional parts and enclosures
- Material Type
- ASA
- Filament Diameter
- 1.75mm
- Net Weight
- 800g
- Weight
- 2.2 pounds
View on Amazon: Prusament ASA Natural 1.75mm 800g Affiliate link
This Prusament ASA filament is designed for functional parts that face outdoor conditions or heat. You get 800g of 1.75mm material in a natural color. It offers strong UV stability and temperature resistance for demanding environments. The consistent extrusion helps reduce print failures. It is a practical option for technical prints and enclosures.
Pros
- Strong UV stability for outdoor use
- High temperature resistance for technical parts
- Consistent extrusion reduces print failures
- Individually tested for diameter consistency
Cons
- Smaller 800g spool size
- Natural color limits aesthetic options
- No color variety in this specific SKU
Good fit if
- You need durable parts for outdoor use
- You require high temperature resistance
- You are printing technical enclosures
Skip if
- You prefer larger 1kg spools
- You want colored filament options
- You are printing decorative items only
Verdict: Prusament ASA Natural 1.75mm 800g is a reliable choice for users who need functional, weather-resistant parts. It suits engineers and makers who prioritize durability over color variety.
Specifications side by side
| Spec | Prusament PLA Galaxy Silver 1.75mm 1kg | Prusament ASA Natural 1.75mm 800g |
|---|---|---|
| Material Type | PLA | ASA |
| Filament Diameter | 1.75mm | 1.75mm |
| Net Weight | 1kg | 800g |
| Dimensional Accuracy | ±0.02 mm | not stated |
| Compatible Material | PLA | ASA |
| Target Audience | Beginners | not stated |
| Size | 1KG | 1.75Mm |
| Weight | 2.2 pounds | 2.2 pounds |
| Color | Galaxy Silver | Natural |
| Model | PRM-PLA-SLV-1 | 8594173675247 |
Frequently asked questions
Is Prusament PLA Galaxy Silver better for miniatures?
Yes, it is ideal for detailed prototypes and decorative miniatures. The filament provides a smooth metallic finish that highlights fine details. Its precise dimensions ensure consistent extrusion, which helps maintain sharp edges on small figurines. This makes it a strong choice for makers who prioritize surface quality in their visual models.
Can Prusament ASA Natural withstand outdoor weather?
Yes, it is designed for outdoor functional parts and enclosures. ASA material offers natural resistance to weathering and UV light. This durability makes it suitable for engineers and makers who need parts that can endure environmental exposure. It prioritizes long-term structural integrity over aesthetic variety.
What is the weight difference between the spools?
The PLA Galaxy Silver spool weighs 1kg, while the ASA Natural spool weighs 800g. Both spools have a net weight of 2.2 pounds, which includes the packaging. You get more filament material with the PLA option, allowing for longer print sessions without needing to swap spools as frequently.
Do both filaments use the same diameter?
Yes, both filaments share a 1.75mm diameter specification. This standard size ensures compatibility with most desktop 3D printers. You can switch between these materials in the same printer without needing to adjust the extruder gear or nozzle size, provided your printer supports both PLA and ASA printing temperatures.
Which is better for functional engineering parts?
Prusament ASA Natural is the better choice for functional parts. It is an acrylonitrile styrene acrylate copolymer, known for strength and impact resistance. Unlike PLA, ASA handles heat and stress better, making it suitable for mechanical components or enclosures that require durability and reliability in real-world applications.
What color options are available for each?
Prusament PLA Galaxy Silver comes in a distinct metallic silver shade. Prusament ASA Natural is available in a natural, translucent hue. If you need specific color matching for visual prototypes, the silver PLA offers a unique finish. For functional parts where color is less critical, the natural ASA provides a utilitarian look.
Is one filament easier to print with?
PLA Galaxy Silver is generally easier to use due to lower warping tendencies. It prints at lower temperatures and is forgiving for beginners. ASA Natural requires higher temperatures and a heated chamber to prevent warping, making it more suitable for experienced users who prioritize material performance over printing simplicity.