I dropped $1,800 on Amazon Posts for a new fashion line and got crickets. Then I rerouted the same creatives to Pinterest Shopping and watched ROAS jump from 1.2x to 4.1x in ten days.
The Setup
My store was already live on Amazon with 42 SKUs. Amazon Posts felt like the obvious move—built-in buyers, zero extra traffic spend. I posted 18 lifestyle images over two weeks. Total reach: 31k. Add-to-cart rate: 0.8%. Revenue attributed: $920. The only thing scaling was my frustration.
What I Changed
I killed the Amazon Posts budget and pointed everything at Pinterest Shopping instead. First I needed fresh creative that actually fit the platform’s vertical format and discovery vibe. I fired up my AI ecommerce ad builder and generated 60 new pins in under an hour. Then I set up a Shopping campaign with the same $1,800 budget, targeting the same audiences but optimized for idea pins and product tags.
The Results
Ten days later the numbers looked like this: 187k impressions, 4.1% click-through rate, 2.9% add-to-cart, and $4,120 in tracked revenue. Cost per acquisition dropped from $18 to $7. I also saved roughly six hours a week because Pinterest’s catalog auto-updates instead of manual Post uploads. The biggest surprise was that 34% of the new traffic came from non-fashion categories—pure discovery I never saw on Amazon.
Why Pinterest Won
Amazon Posts live inside a purchase funnel. Pinterest lives inside an inspiration funnel. My product photos performed better when they felt like ideas rather than direct sales pitches. The AI tool let me test 60 variations fast enough to find the three that actually resonated. I now treat Pinterest Shopping as my top-of-funnel engine and Amazon as the checkout layer.
I’m Didar, the founder of AdLoft.ai — an AI ad creative platform turning product photos into professional ads. I write here about the stuff I’m building and what’s working.