Prusa Mk4 3D Printer evaluate: Numerous enhancements looking for one thing larger

Prusa Mk4 3D Printer review: Lots of improvements in search of something greater


Prusa MK4


  • Nice print high quality

  • Quick and correct

  • Open supply

You don’t like

  • Dear at the same time as a set

  • Too little, nearly too late

For the higher a part of a decade, the Prusa Mk3 has been the king of the crop Finest 3D printer You should buy it for lower than $1,000, and the Mk4 — the pure evolution of the MK3 — would retain that high spot if the panorama hadn’t modified a lot prior to now 12 months. Now, the MK4 remains to be a superb machine, however is it nice in comparison with the competitors?

Prusa Mk4 with dragon bust and skeleton leg on build plate

James Bricknell/CNET

In case you’ve been excited about 3D printing at all around the previous 10 years, you may definitely acknowledge the form and even the colours of the Prusa Mk4. Prusa Analysis has been making open supply printers for so long as they have been a part of the 3D printing trade, and their distinctive black and orange mattress stand is synonymous with wonderful print high quality and a way of group.

The Mk4 has the identical form and design because the Mk3 with loads of enhancements. The MK4’s aluminum body is thicker than the Mk3’s, including stability, which is required when accelerating on the speeds these machines now function at. The Mk4 additionally options an all-new extruder system, referred to as Nextruder, which makes use of a dual-gear system to manage materials circulation. That is particularly helpful with TPU — the extremely versatile filament utilized in telephone instances — as a result of it forces the fabric to bend because it passes by the nozzle. The nozzle can also be interchangeable utilizing an easy hand screw-on mechanism. This lets you change nozzle sizes between prints, so you should utilize smaller nozzles for particulars and a bigger nozzle for structural components.

Actually, nearly no a part of Mk3 exists in a significant means in MK4. It appears the identical, however each upgradeable half has been up to date. Though there’s an improve equipment obtainable to transform the Mk3S+ to the Mk4, you do not have to trouble; You’ll spend rather a lot and change nearly all of the components anyway. Merely purchase the Mk4 and maintain the Mk3 for different initiatives, or higher but, donate it to your native faculty.

Prusa MK4

Development dimension(mm) 210 x 250 x 220
Sizzling finish All metallic
Extruder kind Nextruder direct drive
Nozzle diameter mm 0.4 (0.2, 0.6, 0.8 appropriate)
Most temperature nozzle 290 EGP
Construct most temperature plate 120 EGP
Official high velocity 600 mm/s
Supported supplies PLA, PETG, ABS, ASA, FLEX, HIPS, PVA
Robotically degree the mattress Sure
Filament exhaust sensor Sure
Connection USB reminiscence card, WiFi and Ethernet with warnings
Time-lapse digicam no
slicer Prusa slicer

With all of the upgrades, it is best to count on the Prusa Mk4 to be significantly better than the Mk3 when it comes to high quality, and that is a troublesome name. The Mk3 has all the time labored on the highest high quality for me, and each time I would like one thing to print as easily as doable, I exploit the Mk3. The Mk4 presents the identical degree of high quality with out enhancing it a lot. What it does is preserve this very excessive degree whereas printing a minimum of twice as quick.

I have been printing for about 100 hours thus far, utilizing PLA, ABS, TPU, and PETG, and each print has accomplished very properly, other than some heavy filament. Even my CNET check copy had loads of threads by the tops, one thing that does not occur fairly often as of late. Regardless of utilizing a PrusaSlicer—a slicing device designed particularly for the Mk4—I used to be unable to print inventory profiles with out binding. Every profile must decrease the temperature by 8 to 10 levels Celsius.

A skull that looks like it's made of pink to purple crochet

James Bricknell/CNET

The remainder of CNET’s testing and each print I printed turned out to be excellent. Particulars about this crimson dragon from Drink mint Nice, though even right here, you may see some threads. Each the overlay check and the bridging check have been almost excellent, even on the hardest ranges, and the tolerance check—one of many hardest exams within the CNET mannequin—confirmed that each one 4 components have been simply detachable. That is uncommon, occurring in solely 5 of the handfuls of 3D printers I’ve examined through the years.

I am impressed with the standard of prints on the MK4, and I am happy to see that even when printing at excessive speeds, it maintains the standard we have come to count on from Prusa Analysis. It additionally deserves a particular shout out for the work PrusSlicer does to verify these fashions are wonderful. The natural help buildings utilized by PrusaSlicer are nothing wanting miraculous and have eradicated the scarring that used to happen when printing with helps.

Red dragon on the Mk4 design plate

The PrusaSlicer helps are wonderful however the rigidity is poor

James Bricknell/CNET

Though velocity just isn’t every little thing, it is rather vital on this trendy period. When many of the finest 3D printers are round now Quick 3D printers, Prusa has to maintain up with the altering instances. They nearly did not, releasing the MK4 with none velocity bump at all around the Mk3. Thankfully, Prusa was capable of launch the replace inside a couple of weeks, which helped maintain it within the high 10 printers you should purchase. Simply a few years in the past, you possibly can argue that velocity solely worsens high quality, which is why producers didn’t concentrate on it, however with X1 Carbon from Bamboo Lab To show that you may have velocity and high quality, each producer must concentrate on each areas to succeed.

I would additionally wish to see a extra user-friendly setting for community use on the MK4. Though it has Wi-Fi and an Ethernet port, each require different software program to run aside from the slicer, which makes them difficult. Fashionable 3D printers ought to have easy accessibility to distant printing, and maybe even an app. Prusa is properly positioned to do that, as the corporate owns solely PrusaSlicer, a Finest chopping Round, nonetheless, among the finest repositories of 3D fashions on the internet. These assets must be introduced collectively to make printing to the MK4 from wherever simple. Sadly, it requires a large number of methods to perform.

A blue skull, a pink skull, and a green skull, all 3D printed on a table

James Bricknell/CNET

Prusa has stayed true to its open supply roots with the Mk4, which is one thing we are able to all admire. The best achievement of the Mk2/Mk3/Mk4 sequence was the power to increase, improve and modify it with out worry, so long as you adopted the open supply guidelines. This has given rise to some superb initiatives, college analysis, and life-saving applied sciences, and I consider open supply printers will all the time have a spot in our society. Prusa is among the final bastions of actually open supply {hardware}, and I consider it might probably preserve that root whereas persevering with to push 3D printing ahead.

I just like the Prusa Mk4, however I believe this must be the final of this kind of improve. The iterative design works nice for some time — take a look at the iPhone for example — and I’ve no downside with incremental upgrades, however the MK5, or no matter they resolve to name the following machine, must be one thing utterly completely different and dramatically improved if Prusa needs to remain forward of the market. 3D printing for customers. Prusa XLa multi-head tool-changing 3D printer for manufacturing, has loads of wonderful improvements that I wish to see carried over to its smaller sibling.

Lastly is the worth. Eighteen months in the past, $1100 For a brand new Prusa printer, it was a wonderfully cheap amount of cash to spend. Now, although, now we have printers which are nearly pretty much as good, if not on par with the Mk4, at a a lot cheaper price. Thankfully, you may get a Mk4 Model kit for $800, which makes extra sense, and I nonetheless consider that in case you’re excited about how 3D printers work, a constructing equipment is the easiest way to get into the interest. In case you’re solely in the long run consequence, there it’s Higher choices on the market.

Leave a Reply

Your email address will not be published. Required fields are marked *