Our Verdict
BAMBULAB Bambu Lab P1S Wins

This FDM printer offers a considerably larger build volume of 256x256x256mm and vastly superior print speeds of up to 500mm/s, making it ideal for rapid prototyping and larger objects at a lower price of $419. Its auto bed leveling ensures consistent results. The ELEGOO Saturn 4 Ultra is the better pick for users prioritizing ultra-fine details and smooth surfaces, as its 16K resin printing excels at intricate models, despite its smaller build volume and higher cost of $519.99.
Bottom Line: BAMBULAB Bambu Lab P1S is the better choice. This FDM printer offers a considerably larger build volume of 256x256x256mm and vastly superior print speeds of up to 500mm/s, making it ideal for rapid prototyping and larger objects at a lower price of $419.
In-Depth Analysis
How they compare in practice
The fundamental distinction between these two printers lies in their underlying technology: the Bambu Lab P1S employs FDM (Fused Deposition Modeling), while the ELEGOO Saturn 4 Ultra utilizes Resin (MSLA) printing. This dictates their core strengths and real-world performance. The P1S is a speed demon, boasting an impressive maximum print speed of 500mm/s, allowing users to produce large parts or multiple components rapidly. In stark contrast, the Saturn 4 Ultra, while fast for a resin printer at 150mm/h, operates on a completely different scale, optimizing for resolution rather than sheer speed in terms of overall build time. Its 16K ultra-high resolution delivers exceptional detail and incredibly smooth surfaces, a feat FDM struggles to match without significant post-processing. Users will immediately notice the difference in surface finish and intricacy. The Bambu Lab P1S offers a generous 256x256x256mm build volume, making it suitable for larger functional prototypes, tools, or batch production. Its fully enclosed chamber supports a wide array of filaments like PLA, ABS, PA, and PC, broadening its application for diverse mechanical properties. The Saturn 4 Ultra, with its 211.68x118.37x220mm build volume, is ample for intricate resin models, but users will find it restrictive for bulkier objects. The use of resin also entails specific handling, ventilation requirements due to odor, and mandatory post-processing steps (washing and UV curing), which are not present with the P1S's filament-based approach. Both printers feature automatic bed leveling, streamlining initial setup and ensuring print consistency. However, the Saturn 4 Ultra integrates advanced smart features like an AI camera for print monitoring and failure detection, and resin heating to maintain optimal temperatures—aspects designed to enhance the resin printing experience, which can be more finicky. At $419, the Bambu Lab P1S presents a strong value proposition for general-purpose 3D printing, especially for those prioritizing speed and object size. The ELEGOO Saturn 4 Ultra, priced at $519.99, offers a premium experience for detail-oriented users willing to invest more for superior surface finish and intricate geometries, accepting the trade-offs of resin handling and ongoing material costs.
Key Differences
The most significant spec differences at a glance
Max Print Speed Mm S
1199900% moreAdvantages
Where each product wins
BAMBULAB
- Max Print Speed Mm S: 1199900% higher (500.0 vs 0.041666666666666664)
Which to Pick for Your Situation
Concrete scenarios with a clear recommendation
For rapid prototyping of functional parts
BAMBULABThe Bambu Lab P1S's 500mm/s print speed and 256x256x256mm build volume allow for quick iteration of functional prototypes and larger designs.
For creating highly detailed miniatures or jewelry
ELEGOOThe ELEGOO Saturn 4 Ultra's 16K resolution and resin technology are ideal for achieving intricate details and smooth finishes on small, artistic models.
For a budget-conscious hobbyist seeking versatility
BAMBULABPriced at $419, the Bambu Lab P1S offers a lower entry point for a capable 3D printer with a large build volume and high speed for diverse filament types.
For users sensitive to odors or looking for minimal post-processing
BAMBULABThe Bambu Lab P1S uses filament, avoiding the strong odors and hazardous handling associated with resin, making it safer for general home use.
Who Should Buy Which?
Find the right product for your needs
Buy BAMBULAB if...
Bambu Lab P1S 3D
The Bambu Lab P1S is the ideal choice for individuals prioritizing speed, efficiency, and larger print capabilities across a diverse range of functional applications. This FDM printer caters perfectly to hobbyists keen on rapid prototyping, small businesses needing quick iterations of functional parts, or educators introducing students to the broader world of 3D printing. Its impressive 500mm/s max print speed drastically reduces wait times, making it excellent for projects requiring fast turnaround or creating larger objects like cosplay props or custom enclosures. With a generous 256x256x256mm build volume, users aren't constrained by size, allowing for more ambitious designs or efficient batch printing of multiple components. The fully enclosed build chamber is a significant advantage, enabling reliable printing with advanced filaments like ABS, PA, and PC, which are prone to warping, expanding the printer's utility for engineering-grade materials. Buyers looking for an accessible entry into high-performance 3D printing, who want to produce robust, tangible objects without the mess and complexities of resin handling, will find the P1S’s $419 price point and quick 15-minute setup incredibly appealing. They are willing to forgo the microscopic detail and ultra-smooth surface finish offered by resin printers in favor of speed, size, and material versatility for practical applications.
Buy ELEGOO if...
ELEGOO Saturn 4 Ultra
The ELEGOO Saturn 4 Ultra is perfectly suited for artists, miniature enthusiasts, jewelers, and product designers where ultimate detail and pristine surface finish are paramount. This resin (MSLA) printer is for the user who demands perfection in intricate models, valuing aesthetic quality above sheer object size or rapid production speed. With its groundbreaking 16K ultra-high resolution, the Saturn 4 Ultra brings unparalleled fidelity to prints, capturing minute textures and fine features that FDM printers simply cannot replicate, making it ideal for figurines, dental models, or highly detailed jewelry molds. Its build volume of 211.68x118.37x220mm is ample for producing numerous small, highly detailed pieces or moderately sized artistic creations without significant scaling compromises. The inclusion of smart features like an AI camera for real-time print monitoring and automatic leveling significantly enhances the user experience, making the sometimes-finicky resin printing process more reliable and less prone to failures. This buyer understands the trade-offs involved with resin—including post-processing, ventilation requirements, and careful material handling—but gladly accepts them for the superior visual and tactile results. Priced at $519.99, it represents an investment in professional-grade detail and print reliability, making it ideal for those creating prototypes where visual accuracy is critical or producing high-quality display pieces and collectibles.
Spec Comparison
10 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $419 | $494 |
| Rating | 4.6(442) | 4.2(452) |
| Build Volume mm | 256x256x256 | 211.68x118.37x220 |
| Max Print Speed mm S | 500 | 0.04 |
| Leveling Type | Auto | Auto |
| Enclosed | Yes | Yes |
| Weight | 38.9 lbs | — |
| Printer Type | FDM | Resin (SLA/MSLA) |
| Multi Color Support | Yes | — |
| Model Number | — | 3D-S4U16K |
| Resume Print | — | Yes |
| Filament Sensor | — | No |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
BAMBULAB Bambu Lab
- 500mm/s max print speed for faster output.
- Enclosed build chamber handles advanced filaments.
- Auto bed leveling for consistent first layers.
- Quick setup: ready to print in 15 minutes.
- Multi-color printing needs separate AMS unit.
- Does not support carbon or glass fiber filaments.
ELEGOO Saturn 4
- Prints at speeds up to 150mm/h.
- 16K resolution yields highly detailed parts.
- Automatic leveling simplifies setup process.
- AI camera monitors prints, detects failures.
- Resin odor requires ventilation during use.
- Resin material requires careful handling & disposal.
- Higher resolution increases file processing time.
Frequently Asked Questions
Common questions about this comparison
What is the main difference in print quality between the P1S and Saturn 4 Ultra?
The P1S (FDM) offers good quality for functional parts, while the Saturn 4 Ultra (Resin) provides superior, ultra-fine details and smooth surfaces thanks to its 16K resolution, ideal for aesthetic models and intricate designs.
Which printer is faster for general use?
The Bambu Lab P1S is significantly faster for overall print completion, boasting speeds up to 500mm/s for FDM. The Saturn 4 Ultra is fast for resin (150mm/h) but generally slower for larger object completion due to its technology.
Can the Bambu Lab P1S print in multiple colors?
Yes, the Bambu Lab P1S supports multi-color printing, but it requires a separate AMS (Automatic Material System) unit, which is not included with the base P1S printer.
Does the ELEGOO Saturn 4 Ultra require special ventilation?
Yes, due to the nature of resin printing, the Saturn 4 Ultra requires adequate ventilation to dissipate resin odors and ensure a safe working environment. Resin fumes can be pungent and require proper handling.
What are the build volumes of each printer?
The Bambu Lab P1S has a build volume of 256x256x256mm. The ELEGOO Saturn 4 Ultra offers a build volume of 211.68x118.37x220mm, making the P1S the larger option for physical part dimensions.
Is one printer easier for beginners to use?
Both feature auto bed leveling. The P1S has simpler material handling. The Saturn 4 Ultra's resin handling and post-processing add complexity, though its AI camera aids monitoring for new users.
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