Bambu Lab P1S vs Prusa MK4
Side-by-side comparison of features, pricing, ratings, and alternatives.
The Bambu Lab P1S is an enclosed CoreXY 3D printer that delivers high-speed, high-quality prints while minimizing warping and dust exposure. Its AI-driven calibration and filament detection streamline setup and reduce failed prints. Optional multi-color swapping lets users switch filaments automatically, enabling multi-material prints without manual intervention. Designed for hobbyists and small-scale manufacturers, the P1S balances speed, precision, and convenience in a compact desktop footprint.
The Prusa MK4 is the latest generation of Prusa Research's flagship FDM 3D printer line, known for exceptional print reliability, extensive documentation, and a strong open-source hardware philosophy that lets users repair and modify their machines freely. It features automatic bed leveling, input shaping for faster and quieter prints, and a load cell sensor that detects failed prints and pauses automatically, reducing wasted filament and unattended failures. Available as a pre-assembled unit or a build-it-yourself kit that doubles as an educational experience, the MK4 has become a benchmark reference printer that many other manufacturers are compared against.
Kit from $799, assembled from $1,099.
- High print speed with reliable quality
- Enclosed chamber reduces warping and dust
- AI-assisted calibration simplifies setup
- Multi-color swapping enables automatic filament changes
- Exceptional reliability and print quality
- Strong open-source community and documentation
- Great customer support
- Kit option is a valuable learning experience
- Higher upfront cost compared to open-frame printers
- Limited to specific filament types
- No built-in resin printing capability
- Higher price than budget 3D printers
- Kit assembly takes several hours
- Single extruder limits multi-material prints
What reviewers say
Bambu Lab P1S Reviews
No reviews yet.
Prusa MK4 Reviews
3.5 (2)Highly recommend Prusa MK4
I picked up Prusa MK4 a while back and haven't looked back. Strong open-source community and documentation. One minor gripe: single extruder limits multi-material prints, but it hasn't been a dealbreaker. Would recommend.
Works, with some caveats
Mixed feelings about Prusa MK4 after using it for a while. On the plus side, strong open-source community and documentation. That said, higher price than budget 3d printers, which held us back from rating it higher.
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The Verdict
AI-generated from listing dataThe Prusa MK4 offers proven reliability, open‑source flexibility, and strong support at a lower price, while the Bambu Lab P1S trades higher cost for faster, enclosed, AI‑assisted printing and automatic filament swapping.
Key differences
- •Print speed: Bambu P1S up to 500 mm³/s vs. standard speeds on Prusa MK4.
- •Enclosure: Bambu P1S is fully enclosed; Prusa MK4 is open‑frame.
- •Open‑source: Prusa MK4 hardware/firmware are open‑source; Bambu P1S is closed.
- •Multi‑material: Bambu offers optional auto‑swap module; Prusa MK4 has only a single extruder.
- •Price: Prusa MK4 kit starts at $799 (assembled $1,099); Bambu P1S MSRP $1,599.
Performance
Bambu P1S advertises up to 500 mm³/s speed while keeping 0.2 mm layer quality, faster than Prusa MK4.
Build quality
Prusa MK4 is noted for exceptional reliability and print quality with strong community validation.
Connectivity
Bambu P1S includes Wi‑Fi and USB; Prusa MK4 only lists support tickets and forums, no built‑in connectivity.
Power & efficiency
Not specified for either; cannot determine a winner, so marked tie.
Compatibility
Prusa MK4 is fully open‑source, allowing firmware tweaks; Bambu P1S is closed and limited to specific filaments.
Price & value
Prusa MK4 kit $799 (assembled $1,099) vs. Bambu P1S $1,599; Prusa offers lower entry cost.
Warranty & support
Prusa provides forums, documentation, and support tickets; Bambu lists a 1‑year warranty only.
Choose Bambu Lab P1S if…
Users needing high speed, enclosed environment, and automatic filament swapping despite higher price.
Choose Prusa MK4 if…
Makers who prioritize reliability, open‑source flexibility, and lower upfront cost.
Common questions
Is the Prusa MK4 cheaper than the Bambu P1S?
Yes. Prusa MK4 kit starts at $799 (assembled $1,099) while Bambu P1S MSRP is $1,599.
Can either printer automatically change filaments?
Bambu P1S offers an optional multi‑color swapping module; Prusa MK4 has a single extruder with no auto‑swap.
Which printer is open‑source?
Prusa MK4 is fully open‑source hardware and firmware; Bambu P1S is not open‑source.