Product brands that sell on Amazon and run a website eventually face the same question: where does the next ad dollar go? Amazon PPC and Meta ads are both performance channels, both priced by auction, both measurable. They are also almost opposite in what they do, which is why comparing them on the same number usually produces the wrong answer.
The core difference: intent
Amazon PPC reaches people who are searching. They typed "stainless steel water bottle" into a store and your ad appears in the results. Their intent is high, they are close to buying, and the ad's job is to win the choice between options they are already comparing.
Meta reaches people who are scrolling. They were not looking for a water bottle. Your ad interrupts them with a reason to want one. The intent is low at the moment of the ad, and the ad's job is to create interest that did not exist a second earlier.
Capturing intent is cheaper per sale than creating it. That is why Amazon PPC usually shows a better return on paper, and why the comparison on paper misleads.
Side by side
Targeting. Amazon: keywords, products and categories, signals of what the shopper wants right now. Meta: audiences built from interests, behaviors and lookalikes of your customers, signals of who the person is.
Creative. Amazon Sponsored Products: your listing is the ad, no separate creative. Meta: creative is the whole game, and the image or video decides almost everything.
Landing. Amazon: your product page on Amazon, with competitors on it. Meta: your website or, with Amazon Attribution, your Amazon listing.
Measurement. Amazon: ad-attributed sales within a lookback window, reported in the console. Meta: pixel and API conversion tracking on your own site, with attribution settings you choose. Neither sees the other's influence well.
Learning. Amazon campaigns learn from keyword and conversion history. Meta's delivery optimizes on conversion events and needs a steady flow of them to work well.
Scaling limit. Amazon: bounded by search volume in your category. Meta: bounded by creative and audience size, which is usually much larger.
Where each one fits
Amazon PPC is the right first channel for a brand that sells on Amazon in a category people already search. The demand exists; the job is to capture it before competitors do. The sponsored ad types cover how.
Meta is the right first channel for a brand whose product is new enough that people do not know to search for it, or a brand selling mainly on its own site. Without search demand to capture, it has to be created.
Most product brands that sell on Amazon end up running both, in sequence.
The usual sequence
1. Amazon PPC until it runs well. Main keywords covered, ACoS at a level the margin supports, the account structured and maintained. This captures the demand that exists.
2. Meta to grow demand. Once search demand for the category is largely captured, the ceiling is how many people are searching. Meta raises it, by putting the product in front of people who were not looking.
3. Read them together. Meta-driven interest often converts later through Amazon search, where Amazon gets the credit. If branded search on Amazon rises when Meta spend rises, Meta is working, even if its own ROAS looks weak.
Sending Meta traffic to Amazon
Brand-registered sellers can send Meta traffic to their Amazon listings and measure it with Amazon Attribution. External traffic that converts can help organic rank. The trade-offs: the shopper lands on a page with competitors' ads on it, and Meta's delivery optimizes better with conversion signals from your own site than from Amazon. Many brands split the difference, sending cold audiences to their site and retargeting audiences to Amazon, or testing both against each other.
Keeping both efficient
The habits are similar: test one thing at a time, read results over weeks rather than days, and remove spend that produces nothing. On Amazon, the largest removable waste is often hourly: campaigns running at full bids in hours that do not convert. Dayparting addresses that, and it is one of the few things Meta's own delivery does for you that Amazon's console does not.
Frequently asked questions
Is Amazon PPC or Meta ads better for a new product brand?
If the product sells on Amazon, Amazon PPC usually comes first, because it reaches shoppers who are already searching for the category and converts closer to purchase. Meta ads are better at creating demand that does not exist yet, which matters more once the brand needs to grow beyond existing search volume.
Can I send Meta ad traffic to my Amazon listing?
Yes. Brand-registered sellers can track it with Amazon Attribution and may be eligible for referral bonuses on attributed sales. It can help Amazon organic rank through added sales. The trade-off is that shoppers land on a page with competitors on it, and Meta's own optimization works best with conversion data from your own site.
Why does Meta look worse than Amazon PPC on ROAS?
Partly because the jobs are different: Amazon captures existing intent, Meta creates new interest, and creating interest costs more per sale. Partly because attribution is different: some Meta-driven sales happen later through search, where Amazon gets the credit. Comparing them on the same ROAS target undervalues Meta.
Off Hours handles the Amazon side: dayparting, budget and event rules so the channel that captures demand does it efficiently. Start a free 14-day trial.