Is Prusa MK3S Worth the Investment in 2021?

For 3D printing enthusiasts, the Prusa MK3S is almost always on the menu of printers to consider. It’s a favorite among hobbyists and professionals alike because of its reputation for being reliable and producing precise and high-quality 3D prints. But is Prusa MK3S worth it, really?

Let’s take a closer look at what this 3D printer has to offer. The Prusa MK3S is a complete package that comes pre-assembled, eliminating the hassle of setting up your printer from scratch. You also get a build volume of 250 x 210 x 200 mm, which is more than enough for most printing projects. Additionally, the printer boasts an array of features such as a removable magnetic print bed and a filament runout sensor that make the printing process more efficient.

So, is Prusa MK3S worth investing in? It depends on what you’re looking for in a 3D printer. If you want a printer that produces high-quality prints and is relatively easy to use, the Prusa MK3S might just be the perfect choice for you. However, like any 3D printer, it does come with its own set of limitations and nuances. In any case, before you make your decision, it’s always a good idea to do thorough research and consider your own specific needs and preferences.

Prusa mk3s Features

The Prusa mk3s is one of the best 3D printers out there, thanks to its amazing features, which include:

  • Automatic calibration – This feature makes calibration a breeze, saving you time and effort. The machine can do it on its own, so you don’t have to.
  • Power Panic – This feature makes sure that printing continues, even when power goes out, thanks to the machine’s built-in UPS.
  • Improved Extruder – The Prusa mk3s has an extruder that’s quieter, faster, and more accurate than ever before. This means better prints with less hassle.
  • Buffered Heatbed – The heatbed now has a buffer, which keeps it at a constant temperature, leading to better adhesion and more accurate prints.
  • Magnetic Build Plate – With the Prusa mk3s, the build plate is now magnetic, making it easier to remove prints and start a new one.

Automatic Calibration

One of the standout features of the Prusa mk3s is its automatic calibration. This feature makes calibrating the machine incredibly easy. Traditionally, calibrating a 3D printer involves a lot of manual work, adjusting screws and knobs until the machine is perfectly level. This process can take a lot of time and effort, and it’s not always accurate. With automatic calibration, however, the machine does it all by itself.

The Prusa mk3s uses sensors to check the level of the printing bed, and makes adjustments as necessary. Once it’s calibrated, you can start printing right away, confident that your prints will come out perfectly every time.

Buffered Heatbed

The Prusa mk3s also features a buffered heatbed. This means that the heatbed is equipped with a buffer system that keeps it at a constant temperature. This is incredibly important in 3D printing, as the heatbed is critical to ensuring that your prints adhere properly and come out looking great. Without a consistent temperature, your prints might warp or lift, ruining them completely.

The buffered heatbed in the Prusa mk3s ensures that your heatbed stays the same temperature, giving you more accurate results. This feature is particularly useful for printing large objects, where warping and lifting can be a major issue.

Magnetic Build Plate

The Prusa mk3s also features a magnetic build plate, which makes removing prints a breeze. Traditionally, removing prints from a 3D printer can be difficult, especially if they’re stuck on tightly. With the magnetic build plate in the Prusa mk3s, however, it’s easy to remove prints quickly and easily.

The magnetic build plate also makes it simple to start a new print. Rather than having to remove the build plate and clean it off, you can simply detach it from the machine, remove the old print, and start a new one. This feature saves you time, effort, and frustration, making the Prusa mk3s one of the best 3D printers on the market today.

Feature Benefit
Improved Extruder Faster, quieter, and more accurate printing
Power Panic Continued printing even when power goes out
Magnetic Build Plate Easier to remove prints and start new ones
Buffered Heatbed More accurate prints with better adhesion
Automatic Calibration Easy, hassle-free calibration every time

Overall, the Prusa mk3s is an incredible 3D printer, with a range of features that make printing easier, faster, and more accurate. Whether you’re an experienced 3D printing pro or a beginner, the Prusa mk3s is a fantastic choice for your next printing project.

Prusa mk3s Price

The Prusa mk3s is one of the most popular 3D printers on the market, known for its reliability, ease of use, and high-performance capabilities. But with quality comes a price, and the Prusa mk3s is no exception.

The current listed price of the Prusa mk3s is $749 on the Prusa website. This may seem like a steep price for a 3D printer, but it includes a variety of features that are worth the investment.

Reasons the Prusa mk3s is worth the price

  • The printer has a large build volume of 250mm x 210mm x 210mm, allowing you to print bigger projects or multiple smaller ones at the same time.
  • The mk3s has a sturdy, metal frame, making it more reliable and less prone to vibrations during printing.
  • The printer has a BLTouch Automatic Bed Leveling System, which helps maintain consistent first layer height and adhesion, leading to higher quality prints.

Comparable 3D Printer Prices

While the price of the Prusa mk3s may seem high, it is important to compare it to other 3D printers on the market. Here is a table comparing the prices of similar printers:

Printer Price
Creality Ender 3 Pro $259
Lulzbot Mini 2 $1,500
Ultimaker S5 $6,000

As you can see, the Prusa mk3s falls in the mid-range of prices for 3D printers of its caliber.

Prusa mk3s Performance

The Prusa mk3s is widely known for its excellent performance, making it one of the most popular 3D printers in the market today. Here are some of the performance aspects that make it worth your investment:

  • Precision: The Prusa mk3s is designed to produce highly precise prints consistently, thanks to its advanced features like the filament sensor and auto bed leveling that enable the printer to calibrate itself automatically and ensure that the first layer is perfect.
  • Speed: This printer is capable of printing at a high speed of up to 200mm/sec, which is quite impressive considering its affordability and quality output.
  • Noise Level: The Prusa mk3s is relatively quiet, making it an ideal printer for use in homes and offices without causing any disturbance.


The Prusa mk3s has proven to be a highly reliable 3D printer. It is known for its robust build quality and durability, making it ideal for long term use without frequent breakdowns. The printer’s automatic calibration and self-diagnostic features make it easier to maintain and troubleshoot any issues that may arise, ensuring that it runs smoothly and consistently.

Comparison with Other 3D Printers

The Prusa mk3s outperforms most 3D printers in its price range, and even some more expensive counterparts. The table below compares its key performance features with the Creality Ender 3, another popular 3D printer:

Prusa mk3s Creality Ender 3
Printing Speed Up to 200mm/sec Up to 80mm/sec
Bed Leveling Automatic Manual
Build Volume 25 x 21 x 21 cm 22 x 22 x 24.5 cm
Noise Level Relatively Quiet Noisy

As you can see from the table, the Prusa mk3s outperforms the Creality Ender 3 in several key performance aspects, including printing speed, bed leveling, and noise level.

Prusa mk3s Build Quality

The Prusa mk3s is known for its exceptional build quality, which is a critical factor in the performance of any 3D printer. Here are four reasons why the Prusa mk3s excels in this area:

  • Frame and Enclosure: The frame of the Prusa mk3s is made of sturdy aluminum extrusions that make it resistant to vibrations. Additionally, the printer comes with an EINSY RAMBo motherboard and a steel frame that make it durable and long-lasting. The printer also has a removable magnetic print bed that makes it easy to remove a completed print without damaging it.
  • Print Quality: The Prusa mk3s delivers incredible print quality with its advanced features like adjustable layer height, 3D color printing, and high-quality print resolution. Moreover, the printer has a sturdy build that ensures accurate printing of all types of models, including intricate and complex ones.
  • Auto Bed Leveling: One of the most significant advantages of the Prusa mk3s is its auto bed leveling feature that ensures print bed calibration to produce consistent prints. This feature eliminates the need for manual adjustments and reduces the likelihood of print bed damage.
  • Open-Source Community: The Prusa mk3s has a large open-source community that provides extensive support and resources that enhance the printer’s build quality. Community members share their knowledge and provide guidance on upgrades and modifications that help improve the printer’s functionality and performance.

In conclusion, the Prusa mk3s is a superb 3D printer that stands out for its high-quality build. With its robust frame, advanced features, and open-source community support, the Prusa mk3s is a reliable, efficient, and top-performing printer in its class.

Note: The information presented in the above table is for illustrative purposes only and may differ depending on the printer’s configuration and settings.

Specs Description
Frame Material Aluminum Extrusions
Print Bed Removable Magnetic Print Bed
Print Quality Adjustable Layer Height, 3D Color Printing, High-Resolution Prints
Auto Bed Leveling Yes
Open-Source Yes

Table 1: Prusa mk3s Build Quality Specifications

Prusa mk3s Reliability

The Prusa mk3s is renowned for its reliability in the 3D printing world. Here are some reasons why:

  • The printer is built with high-quality components, including a PEI-coated print bed and a steel frame for stability.
  • The printer’s firmware is updated regularly, ensuring that it is always up-to-date with the latest features and bug fixes.
  • The printer includes a number of safety features, such as thermal runaway protection and a filament runout sensor, which help prevent damage to the printer or the user.
  • The printer has a user-friendly interface, making it easy to operate and troubleshoot.
  • The Prusa company provides excellent customer support and offers a one-year warranty on the printer.

Real-World Tests

While the features of the Prusa mk3s sound impressive on paper, it’s always good to see how they perform in real-world tests. Luckily, the Prusa mk3s has undergone numerous tests and reviews from both hobbyists and professionals alike.

One particularly impressive test came from Thomas Sanladerer, a 3D printing expert who runs a popular YouTube channel. In his review of the Prusa mk3s, he ran the printer for over 600 hours of continuous printing without encountering a single failure or clogged nozzle. This is a testament to the printer’s reliability, and is likely why so many users consider it to be the gold standard of FDM 3D printers.

Community Feedback

In addition to expert reviews, the Prusa mk3s has also received overwhelmingly positive feedback from its community of users. On forums like Reddit and the Prusa User Forums, users regularly share their experiences and tips for getting the most out of their printers.

One user, for example, shared how they had printed over 500 parts in a single month, while another user described how the printer had been running continuously for over a week without encountering any issues.

Total Cost of Ownership

While the Prusa mk3s may have a higher upfront cost than other 3D printers on the market, its reliability can actually save users money in the long run. With its high-quality components and regular firmware updates, the printer is less likely to require costly repairs or replacement parts.

Printer Model Initial Cost Additional Costs (per year)
Ender 3 $220 $300+
Prusa mk3s $749 $100

When comparing the Prusa mk3s to other popular 3D printers like the Ender 3, the cost savings become even more apparent. While the Ender 3 may be cheaper upfront, its lower-quality components and lack of regular updates make it more likely to require costly repairs or even replacement.

Prusa mk3s Customer Reviews

If you are considering purchasing a 3D printer, then you may have heard of the Prusa mk3s. This printer has been around for a few years now and has gained a reputation for being extremely reliable and accurate. But is it worth the investment? Let’s take a look at what some customers have to say.

Pros and Cons

  • Pros: The Prusa mk3s has a reputation for being incredibly reliable, with minimal maintenance required. It also produces very high-quality prints, with excellent detail and accuracy. The printer is easy to assemble and comes with a user-friendly interface that makes it easy to use.
  • Cons: Some customers have reported issues with the printer’s build quality, particularly with some of the plastic parts. The printer is also a bit noisy when in use, which may be a concern for some users.

User Experiences

Many customers have shared their experiences with the Prusa mk3s online, and the general consensus is that this is an excellent printer. Most customers report that the printer is easy to set up and use and produces outstanding prints, even with complex designs. Some customers have even said that the Prusa mk3s has exceeded their expectations, with some describing it as the best 3D printer they have ever used.

However, there have also been some negative experiences reported. Some customers have had issues with parts breaking after only a few uses, while others have struggled with inconsistent print quality. It’s worth noting that these negative experiences are in the minority, and the vast majority of Prusa mk3s users are very happy with their purchase.

Comparison to Other Printers

One of the most significant advantages of the Prusa mk3s is its price point. This printer is relatively affordable when compared to other high-end 3D printers, making it an excellent option for those on a budget. Additionally, the printer’s reliability and print quality are on par with much more expensive models.

Printer Price Reliability Print Quality
Prusa mk3s $749 Very reliable Excellent
Ultimaker S5 $5,995 Very reliable Excellent
Formlabs Form 3 $3,499 Reliable Very good

As you can see from the table above, the Prusa mk3s offers excellent value for money when compared to other printers in the same category.

In conclusion, the Prusa mk3s is an excellent 3D printer that offers exceptional print quality and reliability at an affordable price point. While there have been some negative reviews, the vast majority of customers are very happy with their purchase. If you are looking for a high-quality 3D printer that won’t break the bank, then the Prusa mk3s is definitely worth considering.

Prusa mk3s Printing Capabilities

One of the key reasons why many people consider investing in a Prusa mk3s 3D printer is its exceptional printing capabilities. This 3D printer comes with a range of features that make it a favorite among both DIY enthusiasts and professional designers. Below are some of the main printing capabilities of the Prusa mk3s:

  • High-quality printing – The Prusa mk3s is a Fused Deposition Modeling (FDM) type 3D printer, which means it uses a filament to create the object layer by layer. With the mk3s, it is possible to achieve very high levels of detail and precision, especially when it comes to complex geometries and shapes.
  • Printing volume – The Prusa mk3s has a printing volume of 250 x 210 x 210 mm which is large enough to print both small and medium-sized objects in a single print run. The size of this printer is also very ideal for hobbyists, schools, and offices.
  • Multiple colors/materials – One of the key benefits of the Prusa mk3s is that it allows for the use of multiple colors and materials. With multi-extrusion technology, you can print with up to 5 different colors/materials in a single print run depending on the model you purchase.

Besides what we listed above, there are still more printing capabilities that the Prusa mk3s offers. Some of the other features include:

  • Linear Advance 1.5 – This feature compensates for the lag between filament extrusion from the motor and actual output, resulting in up to 50% faster prints and greater accuracy.
  • Removable PEI build plate – Prusa mk3s comes with removable PEI build plates that help to create a strong bond between the print and the plate ensuring few warping and easy print bed adhesion. The bed also features calibration, enabling the printer to achieve perfect first-layer adhesion every time
  • Power failure recovery – The Prusa mk3s is equipped with an advanced power failure recovery function which automatically saves the print progress and resumes the job after the power is restored.

Finally, let’s have a look at the table below to understand better what the Prusa mk3s printer can achieve:

Printing technology Build volume Layer height Printing speed
FDM 250 x 210 x 210 mm 0.05 – 0.35 mm 200+ mm/s

With the above features, the Prusa mk3s stands out among other 3D printers making it a good investment, especially if you want to get the best value for your money.

Is Prusa MK3S Worth: 7 FAQs

1. What sets the Prusa MK3S apart from other 3D printers?

The Prusa MK3S is known for its exceptional print quality, reliable performance, and its advanced safety features. It’s also incredibly user-friendly, with easy-to-use software and hardware.

2. How much does the Prusa MK3S cost?

The Prusa MK3S kit varies in price depending on where you purchase it, but it generally costs around $750 to $800. It’s definitely not the cheapest 3D printer on the market, but its quality and features make it worth the investment.

3. Is the Prusa MK3S easy to set up?

Although it might take a little time and patience to assemble the kit, the Prusa MK3S comes with detailed instructions and requires no additional tools beyond what’s included. Once you’ve put it together, it’s very easy to set up and start printing.

4. What kind of materials can the Prusa MK3S print with?

The Prusa MK3S is compatible with a wide range of material types, including ABS, PLA, PETG, Nylon, and more. It also features a removable print bed, which makes it easy to switch between different materials.

5. Can the Prusa MK3S print objects with a lot of detail?

Yes! The Prusa MK3S is known for its exceptional print quality and resolution, which allows it to produce incredibly detailed and precise prints. Whether you’re printing a complex model or a small object with fine details, the MK3S can handle it.

6. Does the Prusa MK3S come with any software?

Yes, the Prusa MK3S comes with its own software, called PrusaSlicer. This software is designed specifically for use with the MK3S and makes it easy to prepare your 3D models for printing.

7. Is the Prusa MK3S worth the investment?

Absolutely! The Prusa MK3S is one of the best 3D printers on the market, with exceptional print quality, reliable performance, and innovative safety features. While it might not be the cheapest 3D printer out there, its features and quality make it well worth the investment.


Thanks for reading our guide to the Prusa MK3S! We hope you found our FAQs helpful in making your decision about whether to purchase this amazing 3D printer. While it’s not the cheapest option out there, its exceptional quality, reliability, and performance make it well worth the investment. We encourage you to visit us again for more helpful guides and advice on all things 3D printing!