Elegoo
Saturn 4 Ultra 16K
Based on 217 Reddit mentions
$493.99
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Most discussed features
Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
Is the HeyGears RS worth the price difference over the Saturn 4 ultra 16k
Unquestionably yes. I have two s4u16k’s and a reflex rs turbo. The Heygears is hands down the better machine. It makes better prints with identical models and resin I use elegoo abs-like 3.0+ on the PARP10 setting at 50nm layers and it makes gorgeous prints. Sharp detail and crisp edges every time E
...xtopherpaul in r/resinprinting
May 15, 2026 5:45 PM
9
What is the BambuLab A1 of resin printing?
At the price point, the Saturn 4 Ultra 12k or 16k are $800-1200 of machine for $400-500. It and Heygears (at that $1200+ price point) do the most to absolve the user of tuning a dozen speeds and feeds for the Z-axis movement / release & retract cycle. Heygears does this by having their slicing and p
...DarrenRoskow in r/resinprinting
November 20, 2025 5:49 PM
16
New to Resin - which saturn?
Generally speaking the Saturn 4 Ultra 16k is the best option for most people. I investigated and wrote the original post explaining the 3-bit grayscale deficiency and it is still present. I also bought a S4U 16k and subsequently worked out a dithering method with UVTools to restore a significant por
...DarrenRoskow in r/ElegooSaturn
May 4, 2026 7:34 PM
8
Resin printing "arms race" over?
Same as before. Expect 12 months between cycles. This year was odd, printers got released on a shorter cycle. The Saturn 4 Ultra 16K was probably supposed to be the Saturn 5, but Elegoo released it early (only 7-8 months after the Saturn 4/4 Ultra). Probably because Uniformation was releasing the 16
...stickninjazero in r/resinprinting
August 19, 2025 10:10 PM
40
My favorite reviews <3 I love my customers!
Thanks! I’m using a Elegoo Saturn 4 ultra. That model using a different type of FEP film that helps to blend out layer lines. I also set the layer height really low. My print times are outrageous for the size but I have two Saturns so that makes up for it. If you’re completely new to 3D printing, I
...TNYBBY in r/EtsySellers
December 14, 2025 6:57 PM
10
Best sale on resin printer now?
I upgraded from a Saturn 3 to a Saturn 4 ultra 16k for production runs of functional parts (using elegoo tough resin) and am kicking myself for not switching sooner. I guess I don't know how much the heated bed really helps but prints are SO much more consistent with the 4 ultra 16k compared to the
...khool1499 in r/resinprinting
June 17, 2026 5:52 AM
5
Saturn 4 Ultra Horrible Build Quality, Better Alternatives?
Elegoo sales revenue went from 118M in 2022 to 180-200M in 2023 due almost entirely to the Saturn 4 Ultra 12k. They've sold hundreds of thousands of the machine. Most of the hate and horror stories clearly come from two groups: a) those opposed to people outside their chosen circle using resin print
...DarrenRoskow in r/resinprinting
February 25, 2026 7:17 PM
5
I may have gone just a little bit overboard
I printed it on an Elegoo s4u16k, it took close to $90 in resin to print the whole thing. Not a cheap print but significantly cheaper than the FW model.
Sad_Passenger7118 in r/Grey_Knights
August 7, 2026 6:48 AM
4
3D Printing Miniatures
Basically, uncured UV resin is toxic for your skin and can lead to itchyness, rashes or an allergic reaction. So you must wear gloves when handling it in liquid form (which is what you pour in the vat) and then rinse the printed models in 99% IPA and given them a final brief UV cure to get rid of an
...Arkhanist in r/Heroquest
February 23, 2026 7:54 AM
7
The Saturn 4 scares me.
I have a 16k that needs a screen replacement, Elegoo sent me a free screen has it was only 5 months ago and the screen went complete, not the flickering or black spots you can get. And I have to say its been a month and I havent gotten up the courage to even attempt it yet. I am told you cant do the
...grimtalos in r/resinprinting
July 30, 2026 1:26 PM
3