# Tough resin 3 v 4

**URL:** <https://forum.formlabs.com/t/tough-resin-3-v-4/21239>\
**Category:** Support & Troubleshooting\
**Created:** [November 19, 2018, 8:30pm UTC](https://forum.formlabs.com/t/tough-resin-3-v-4/21239 "2018-11-19T20:30:02Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![chad\_Gallant](https://avatars.discourse-cdn.com/v4/letter/c/c4cdca/32.png) [@chad\_Gallant](https://forum.formlabs.com/u/chad_Gallant)\
**Post date:** [November 19, 2018, 8:30pm UTC](https://forum.formlabs.com/t/tough-resin-3-v-4/21239/1 "2018-11-19T20:30:02Z")

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Is there any difference in quality of print between Tough v3 and Tough v4?

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**Author:** ![JohnHue](https://avatars.discourse-cdn.com/v4/letter/j/48db29/32.png) [@JohnHue](https://forum.formlabs.com/u/JohnHue)\
**Post date:** [November 20, 2018, 8:22am UTC](https://forum.formlabs.com/t/tough-resin-3-v-4/21239/2 "2018-11-20T08:22:20Z")

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> [@Formlabs Resin Releases - Master List](http://forum.formlabs.com/t/formlabs-resin-releases-master-list/16960):
>
> This thread was begun in an effort to document changes between the different resin formulations. Resin Version Announced Changes / Comments Clear V1 [May 2013](https://formlabs.com/blog/announcing-clear-resin/) Clear V2 [Nov 2014](http://forum.formlabs.com/t/is-v1-resin-gone-yet/2736/3) Reduced yellowing; [added support](http://forum.formlabs.com/t/new-year-new-resolution/3182) for 200μm. Clear V3 [April 2016](http://forum.formlabs.com/t/new-resin-formulation/7829/6) Color may be [slightly more grey / blue](http://forum.formlabs.com/t/new-resin-formulation/7829/6) out of printer, but more stable over time. Discontinued [shortly after launch](http://forum.formlabs.com/t/clear-and-black-resins-v3-not-available/13689/4) due to [manufacturing issues](http://forum.formlabs.com/t/what-happened-to-version-3-resins/9748/2). Clear V4 [Late 2017](http://forum.formlabs.com/t/upcoming-resin-re-formulations/15160) Mixable with Clear V2 and yields [identical results](http://forum.formlabs.com/t/upcoming-resin-re-formulations/15160/20). (Note in Oct 2017 Preform 2.…

Should not be any. EDIT : Print settings may be more up-to date on newer resins but that’s hard to test really

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**Author:** ![P3D](https://avatars.discourse-cdn.com/v4/letter/p/2acd7d/32.png) [@P3D](https://forum.formlabs.com/u/P3D)\
**Post date:** [November 20, 2018, 8:28am UTC](https://forum.formlabs.com/t/tough-resin-3-v-4/21239/3 "2018-11-20T08:28:35Z")

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In my experience, V4/V5 is printable with much less troubles than V3, also I find the print quality to be superior.

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**Author:** ![system](https://us1.discourse-cdn.com/flex025/uploads/formlabs/original/3X/5/b/5bc2bdf993ff27c2e0eecab5010b25626fbb327a.png) [@system](https://forum.formlabs.com/u/system)\
**Post date:** [December 4, 2018, 8:28am UTC](https://forum.formlabs.com/t/tough-resin-3-v-4/21239/4 "2018-12-04T08:28:47Z")

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Closed on December 4, 2018, 8:28am UTC

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