Sponsored Display Retargeting: Win Back Lost Shoppers

A shopper finds your product on Amazon. They read the title, scroll through your images, maybe even check the reviews. Then they leave. No add to cart. No purchase. Just gone.

This happens hundreds or thousands of times a month for most Amazon sellers, and the vast majority treat these lost shoppers as exactly that — lost. They move on, focusing all their energy on acquiring new traffic. Meanwhile, those shoppers who already expressed genuine interest in your product drift away to a competitor or simply forget they were ever looking.

Sponsored Display retargeting exists to solve this exact problem, and most sellers are either not using it or using it badly.

Why Retargeting Converts Better Than Cold Traffic

Let us start with the fundamental logic. A shopper who has already visited your product page is dramatically more valuable than a random Amazon browser. They have seen your product. They know your price. They have self-selected as someone in the market for what you sell. The only thing standing between them and a purchase is whatever hesitation made them leave — maybe they wanted to comparison shop, maybe they got distracted, or maybe they just needed a nudge.

Retargeting provides that nudge.

Across the accounts we manage, Sponsored Display retargeting campaigns consistently deliver conversion rates 2-3 times higher than prospecting campaigns targeting cold audiences. The cost per acquisition is lower, the return on ad spend is higher, and the incremental sales are often purchases that simply would not have happened without the reminder.

Yet many sellers pour their entire budget into finding new eyeballs while ignoring the warm audience that already showed up.

How Amazon Sponsored Display Retargeting Works

Sponsored Display gives you two core retargeting audiences:

Views Remarketing

This targets shoppers who viewed your product detail page but did not purchase. You can set lookback windows of 7, 14, 30, 60, or 90 days. Your ads follow these shoppers across Amazon, showing up on product detail pages, search results, and even off-Amazon on third-party websites and apps through Amazon’s ad network.

Purchases Remarketing

This targets shoppers who previously purchased your product. This is powerful for consumable or replenishable products. If you sell a 30-day supply of vitamins, a purchase retargeting campaign with a 30-day lookback is essentially an automated replenishment reminder.

Building a Retargeting Strategy That Works

Segment by Lookback Window

Not all retargeting audiences are created equal. A shopper who viewed your product yesterday is far more likely to convert than someone who viewed it 60 days ago. Build separate campaigns for different lookback windows so you can bid accordingly:

• 7-day lookback — highest intent, highest bids. These shoppers were just on your page. They are actively shopping and likely comparing options right now.
• 14-30 day lookback — moderate intent. They may have purchased from a competitor already, or they may still be deciding. Moderate bids.
• 60-90 day lookback — lower intent but larger audience. These are good for products with longer consideration cycles (electronics, furniture, premium items). Lower bids to account for the reduced conversion probability.

By segmenting this way, you avoid paying 7-day-window prices for 90-day-window shoppers. It sounds granular, but the cost efficiency difference is significant.

Set Separate Budgets by Audience Quality

Your 7-day retargeting campaign should have a proportionally larger budget than your 90-day campaign, even though the audience is smaller. The math works because the conversion rate is so much higher. We typically allocate retargeting budgets roughly like this:

• 7-day window: 40% of retargeting budget
• 14-30 day window: 35%
• 60-90 day window: 25%

Adjust based on your actual performance data, but start here and let the numbers guide you.

Optimize Your Creative

Sponsored Display allows custom headlines and logos. Do not waste this opportunity with generic text. Your retargeting creative should address the reason shoppers leave without buying:

• Price hesitation — “Premium quality at a price you’ll love” or highlight a current deal
• Trust concerns — “Trusted by 10,000+ customers” or “Rated 4.8 stars”
• Urgency — “Limited stock available” or “Back in stock” (only if true — do not fabricate urgency)

The worst thing you can do is show retargeted shoppers the exact same messaging they already saw and ignored. Give them a reason to reconsider.

Exclude Recent Purchasers

This seems obvious, but Amazon does not do it automatically for views remarketing. If someone viewed your product, then purchased it, and you are still retargeting them with an ad to buy it — you are wasting money and annoying your customer.

Use purchase-based audiences as negative targeting to exclude recent buyers from your views remarketing campaigns. The exception is consumable products where repeat purchase is the goal.

Advanced Retargeting Tactics

Competitor View Retargeting

Here is where Sponsored Display gets really interesting. You can target shoppers who viewed competitor products but did not purchase them. These are people who are actively in-market for your product category but have not committed to a competitor yet.

Set up product targeting campaigns aimed at your top 5-10 direct competitors’ ASINs. Your ads will show to shoppers who browsed those products, effectively intercepting them during their consideration phase.

This works best when you have a clear advantage over the competitor — better reviews, lower price, superior features, or a Prime badge they lack. Without a compelling reason to switch, you are just paying for awareness.

Cross-Sell Retargeting

If you sell complementary products, retarget purchasers of Product A with ads for Product B. Someone who bought your yoga mat might need a yoga block. Someone who bought your coffee maker needs filters.

This is low-hanging revenue that most sellers leave on the table because they think of retargeting only as a tool for recovering lost single-product sales.

Seasonal Re-engagement

For products with seasonal purchase cycles, build retargeting campaigns that activate before the buying season. If you sell sunscreen, start retargeting last summer’s viewers and buyers in early spring. They already know your product. They already had a positive browsing or purchasing experience. A well-timed reminder can capture that repeat purchase before they start shopping around again.

Measuring Retargeting Performance

Retargeting metrics look different from prospecting metrics, and you need to evaluate them differently.

Expect Lower ACoS

Because retargeting audiences are warmer, your ACoS should be meaningfully lower than your Sponsored Products or prospecting campaigns. If your retargeting ACoS is the same or higher than your cold-traffic campaigns, something is wrong — usually poor audience segmentation or misaligned creative.

Track New-to-Brand vs. Returning

Amazon provides new-to-brand metrics for Sponsored Display. For retargeting campaigns, you want to see a high percentage of returning customers (for views remarketing) or repeat purchasers (for purchase remarketing). If your retargeting campaign is mostly reaching new-to-brand customers, your audience targeting may not be configured correctly.

Measure Incrementality

The hardest question with retargeting is always: would these sales have happened anyway? Some percentage of retargeted shoppers would have come back and purchased without seeing your ad. You cannot eliminate this overlap entirely, but you can test it by pausing retargeting campaigns for a period and measuring the impact on sales. If sales drop meaningfully when retargeting is off, you have your answer.

Stop Losing Shoppers You Already Won

Every product page view is a tiny expression of trust. A shopper chose to click on your listing out of dozens of options. They gave you their attention. When they leave without buying, that is not a failure — it is an opportunity. Sponsored Display retargeting turns those almost-customers into actual customers, at a fraction of the cost of finding new ones.

If you are not running retargeting campaigns, you are leaving your warmest audience for your competitors to pick up. At AZvertising, retargeting is a foundational element of every advertising strategy we build. If you want help recovering the sales you are losing every day, get in touch with our team.