The PhD scholar-turned-OnlyFans mannequin posted an identical movies in numerous outfits. Scroll to understand how the Instagram, X and YouTube views have been affected.
Content creator Zara Dar posted an identical movies in numerous outfits to point out the Tank-Top impact (Screengrab: LinkedIn)
In what she has known as the “Tank-Top Effect”, she filmed the identical video, with an identical content material however one essential change. In one model, she wore a modest hoodie, whereas within the different, Zara adorned a tank prime with shorts. Uploading each variations to totally different social media platforms — Instagram, X (previously Twitter), and YouTube — Zara checked her insights to match the numbers.
She then posted the outcomes on LinkedIn, writing, “Testing the “Tank-Top impact”. I made the exact same short video twice: once wearing a normal top, and once wearing a tank top. Not to generalize, of course (I need to test this with many more videos), but this boosted views on Instagram by up to 28%, doubled views on X, and reduced views on YouTube. (sic)”
Instagram and X desire daring seems
On Instagram Reels, Zara’s tank-top video pulled in 30,500 views, in comparison with 23,700 views for the covered-up model, which is a soar of practically 28%. Meanwhile, on X, the hole was wider. It had 9,000 views vs 4,400 views, which implies that the algorithm greater than doubled her attain.
YouTube performs by totally different guidelines
In a stunning flip of occasions, YouTube Shorts flipped the outcomes of this experiment. The modest video outperformed the tank-top one, with 6,800 views versus 6,200 views.
Who is Zara Dar?
Hailing from Texas (USA), Zara Dar is an engineer and YouTuber who used to share advanced STEM themes in an accessible method on her channel. She was pursuing a PhD, however stop academia in favour of making content material full-time, significantly for the subscription-based platform OnlyFans. She gained consideration final 12 months in December for her revelation that she earned over $1 million (over 8.7 crore) on the platform.
Why this issues for content material creators
Zara’s viral publish on LinkedIn rapidly grew to become a speaking level amongst creators, sparking debates on content material virality, engagement hacks, and algorithm bias.
The Tank-Top Effect viral take a look at highlights simply how unpredictable algorithms could be. While Instagram and X rewarded the “bolder” video, YouTube appeared to favour the extra modest model. What this has accomplished is present that there is no such thing as a common components for going viral throughout platforms. Each has its personal distinctive person base, which responds to and rewards totally different aesthetics for a similar content material.
As Zara herself put it: “Not to generalize, in fact”, however for creators navigating the crowded digital house, Zara’s experiment proves that platform algorithms, viewers psychology, and presentation can all tip the steadiness between a median publish and a viral one.









