Slim 4K review

Slim 4K
Video Quality streaming
Video Quality downloads
Photo Quality
Reviewer's Opinion

Final Score: 80/100

Main Details

Our Discount
February 2020
February 25, 2020
Data Revised
October 27, 2020
Mobile & Tablet
Content Updates
Few times a week
This site is part of the network. Signing up Slim 4K gives access to the whole network.


Beautiful Russian girls just over 18, in passionate sex with their boyfriends. Lots of anal and a good amount of threesomes. Perfect 4K UHD quality videos.

Review by John Woole


  • Perfect young models with thin figures
  • Natural, passionate sex
  • Good place for the anal lovers, half of the scenes have anal
  • Perfect quality 4K UHD videos and great photos
  • Updates every day, library grows fast


  • Content not exclusive, may appear on other sites
  • Many scenes follow the same pattern
  • No low-bandwidth options, a good internet connection is required
  • No ZIP downloads for the photo sets
  • Search features could be improved

Slim4K has sensual sex videos in perfect 4K quality. Each girl is thin, young, and pretty. Their models are mostly Russian & Ukrainian beauties, in the 18-23 age bracket.

If you're a fan of Russian adult models, you'll definitely come across some of your favorites. Just a few names: Lovenia Lux, Kiara Gold, Sonya Sweet, Roxy Sky, Vika Lita, Kris TheFox, Sheri Vi, and Regina Sparks.

If you take a look at the site, the style of the videos or even some of the videos may look familiar to you. Some European studios producing these videos sell it to multiple websites. Check out a few pages in their free area, and see if these scenes are new for you. If they are, it's all good!

Most scenes portray young couples. They go on about their day at home, then start kissing, rubbing, the guy pleasures the girl's beautiful pussy, the girl gives the guy a blowjob, and of course then they have sex. Most scenes are sensual, but also passionate. Everyone likes a good hard fucking sometimes!
I guess Russian couples really like anal, because half of the scenes here have it! The scenes usually finish with the girl getting the cum in her mouth or on her pussy.
There are already over 40 threesomes too, and 13 of them include double penetrations.

Don't expect real stories or plots here, there is almost no talking either. However there is a short sensual fantasy / foreplay part in most videos. The couple lays in the bed together, the girl comes back after her shower, the couple has a romantic picnic, or a massage turns into sex.

Video quality is amazing. All scenes are available in 4K UHD @ 30 fps, they are sharp and detailed. 4K is available both for online streaming playback and for downloading. There are great pussy closeups during the action.

An awesome photo set is included with every update. They have great images of the seduction and the sex, including a good amount of closeups. The quality is great too, the pictures are high resolution and look great. The only disadvantage is that you cannot download the complete photo sets in ZIPs. Their online viewer works quite well though, you can use the arrow keys to jump to the previous and next photo.

The members area is nice looking and simple. It has all the essential features, and nothing more. You can view the newest scenes, the best rated scenes, and browse the models. There is a category list, but it only lists the most popular categories for some reason. So if you're looking for some smaller category keyword, you have to find it on a scene page to be able to click it.

The site is easy to use on all devices, from computers to mobile phones. One note for mobile phone users—you'll need a good internet connection. Even the lowest video quality option is 720P HD here, that's 0.8 GB per movie if you download them. So if you plan to download/watch entire scenes rather than just shorter parts, a fast unlimited connection is required. If all you need is 10 minutes, don't worry about it. ;)

The Slim4K team put together a great site, and their daily updates are impressive. While the content is not exclusive, it is a great selection and consistently high quality. If you like the relaxed vibe of beautiful young couples having sex at home, you'll appreciate their content. The discounted price is a great deal to grab their 4K videos.


295 scenes (on Apr 1, 2020)
Avg. length
24 mins
type resolution bitrate info
mp4 3840 x 2160 px 4K 35200 kbps
mp4 1920 x 1080 px FULLHD 15200 kbps
mp4 1280 x 720 px HD 4200 kbps


295 (on Apr 1, 2020)
Photos / gallery
resolution zip files
2880 x 1920 px HQ


No webcams on this site

Prices & Billing

Recurring Memberships:
1st period price rebills
One month $19.95 $14.95 rebills at $19.95 $14.95 / month
3 months $39.95 rebills at $39.95 / 3 months
One year $89.95 rebills at $89.95 / year
CCBill, Verotel

Review History & Outside Reviews

Review history on x3guide
review date score
this full review Apr 1, 2020 80/100
Outside reviews
site date score
The Best Porn Aug 10, 2022 84/100
My Porn Adviser Jun 8, 2022 85/100
PornPaySites Feb 17, 2022 83/100
Adult Reviews Mar 7, 2021 83/100
Honest Porn Reviews Mar 13, 2020 8.8/10

Company & Partner Program

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