UGC creator films the same clear whey ad twice, once per video model video, made for Fitness & Wellness, optimized for TikTok in 1:1 路 Voiced in English
A direct to consumer sports nutrition brand selling clear whey protein isolate, a fruit flavored powder that mixes into a translucent drink rather than a thick milky shake. It sells in resealable pouches from its own store and competes on taste, texture, and what the label says per serving.
The buyer here is the person choosing which video model to run the creative on, not the person buying protein. Usually a media buyer or an in house marketer who has one product, one script, and a monthly credit budget, and who needs to know which engine turns that script into something they can actually put behind spend.
Running one prompt through two model generations is the only honest way to answer that. Specs and release notes do not tell you whether the closing beat lands, whether the wardrobe instruction is followed, or whether the product ends up in frame at the moment the viewer decides. A side by side on identical input makes those differences visible in fourteen seconds, which is faster than reading any comparison table.
The prompt
UGC creator style video, ultra realistic HD facecam, filmed on an iPhone front camera, high quality, vertical 9:16. A fit young man in his mid-20s, short dark curly hair, black t-shirt, sits on a bench in a gym, phone propped at a slight low angle. A white clear whey protein isolate pouch and a white shaker with pink drink are on the bench in front of him. Natural gym lighting, slight handheld feel, authentic casual energy. He talks straight to camera the whole time. Plan for 15 seconds: 0 to 4 seconds, he looks at the camera and says the hook while grabbing the pouch and dropping one scoop into the shaker. 4 to 6 seconds, he shakes the bottle, pink liquid swirling, and keeps talking. 6 to 8 seconds, he takes a real sip with a small satisfied nod. 8 to 12 seconds, he lowers the shaker and gives the stats to camera with a casual hand gesture. 12 to 15 seconds, he lifts the pouch up next to his face toward the camera for the last line. Dialogue: "Post workout, I'm not drinking a thick milky shake. One scoop of clear whey isolate, and it's literally juice." Then a sip. "Twenty grams of protein, eighty six calories, zero sugar. Strawberry watermelon, so refreshing." No music, no logo, no text on screen, no captions.Why this works
Both panels get the brief right, which is the first thing worth noticing. Same gym bench, same propped phone angle, same pouch and shaker staged in frame, same creator talking straight to camera for the full run. Neither drifts into stock footage polish, and neither adds the music or captions the prompt ruled out. On the fundamentals of a UGC brief, this is not a close call in either direction.
The differences show up on the instructions that carry the selling. The closing beat asks for the pouch lifted next to the face toward camera, and only the left panel does it, ending on a clean branded frame with the product held at eye level. The right panel keeps the pouch on the bench and closes on a hand gesture instead, so the last thing the viewer sees is a face rather than the thing being sold. For an ad, that single beat is most of the value of the final three seconds.
The wardrobe call goes the other way, and it is worth being straight about it. The prompt specifies a black t-shirt, and the right panel renders exactly that while the left panel puts him in cream. Neither hurts the ad, but it shows that prompt adherence is not uniformly better on one side, it is better in different places. The practical read for a buyer is to test both on the actual script rather than assume the newer model wins every line, and to spend the extra credits on whichever one nails the beat that closes the sale.
Ship one like this
Start with this prompt, swap your product in. Two minutes from idea to download.
Last updated August 2026