The Amazon A10 Algorithm 2025 has changed how products rank on Amazon. If you have been selling on Amazon for a while, you know that ranking used to be simpler. Run aggressive PPC, drive sales velocity, and watch your organic rank climb. That model still works but it is no longer the whole picture.
Amazon’s A10 algorithm has evolved significantly, and sellers who understand the new ranking factors are pulling ahead of competitors who are still playing the old game.
In this guide, we will break down exactly what changed in the A10 algorithm, what factors matter most in 2025, and the specific strategies you need to rank higher.
Amazon A10 Algorithm 2025 Complete Guide
The Amazon A10 algorithm is the system Amazon uses to determine which products appear and in what order when a customer searches for something on the platform.
Its goal is simple: show the products most likely to result in a purchase. Amazon makes money when customers buy, so the algorithm is designed to surface the most relevant, highest-converting products for each search query.
What has changed from the older A9 algorithm is how Amazon weighs different signals. The A10 places significantly more emphasis on organic performance and seller authority and less on pure PPC-driven sales velocity.
The 7 Most Important A10 Ranking Factors in 2025
1. Organic Sales Velocity
This is still the most powerful ranking signal. The more organic sales your product generates without paid advertising the higher Amazon ranks it.
The key shift from A9 to A10 is that Amazon now distinguishes between organic sales and PPC-driven sales. Organic sales carry significantly more weight.
This means that if you are relying entirely on PPC to drive sales, you are effectively renting your rank rather than owning it. The brands winning in 2025 are building organic momentum through strong listings, competitive pricing, and superior review counts.
2. Click-Through Rate (CTR)
Amazon tracks what percentage of shoppers click on your product when it appears in search results. A high CTR tells Amazon that your product is relevant and appealing to buyers which rewards you with higher placement.
The two factors that most influence CTR are your main image and your price. A compelling main image that stands out in search results and a competitive price point will dramatically increase your click-through rate.
If your CTR is low, no amount of PPC spend will fix your organic rank long-term.
3. Conversion Rate (CVR)
Traffic means nothing if it does not convert. Amazon closely monitors what percentage of visitors to your listing actually make a purchase.
A high conversion rate signals that your product delivers on its promise the listing is accurate, the images are compelling, the reviews are positive, and the price is right.
Everything on your listing page contributes to conversion rate: your title, bullets, description, A+ content, images, reviews, and pricing. Weaknesses in any of these areas will drag down your CVR and hurt your ranking.
4. External Traffic
This is one of the biggest changes in A10. Amazon now rewards sellers who drive external traffic to their listings from social media, email lists, influencer content, Google ads, or blogs.
When traffic comes from outside Amazon and converts to a sale, Amazon interprets this as a strong signal of brand demand. It suggests that customers are specifically seeking your product, not just buying whatever Amazon surfaces first.
For brands serious about ranking in 2025, building an external traffic strategy is no longer optional.
Tools like Google Ads and Meta Ads Manager make it easy to drive targeted external traffic directly to your Amazon listing.
5. Seller Authority
Amazon considers the overall health and history of your seller account when ranking your products. Factors include account age, order defect rate, feedback score, and fulfilment performance.
A seller with a long track record of positive performance, low defect rates, and consistent FBA usage will rank higher than a newer seller with the same product and similar sales volume.
6. Listing Completeness and Keyword Coverage
The A10 algorithm needs to understand what your product is and which searches it is relevant for. A complete, keyword-optimized listing gives Amazon everything it needs to index and rank your product correctly.
This includes your title, bullet points, description, backend search terms, subject matter fields, and A+ content. Every field should be filled with strategic keyword coverage but written naturally for the customer, not just stuffed with keywords.
7. Review Velocity and Quality
The number of reviews, the average star rating, and the rate at which you are accumulating new reviews all factor into your ranking. Amazon wants to show products that customers trust.
Importantly, review velocity matters a product getting 10 new reviews per week signals active demand and customer satisfaction. Stagnant review counts on an older product can gradually hurt ranking over time.
What No Longer Works as Well
Understanding what has decreased in importance is just as valuable as knowing what matters more.
PPC-only ranking: Running high-spend PPC campaigns to generate sales velocity used to be the primary ranking hack. It still helps, but the return on this approach has diminished significantly as A10 weights organic sales more heavily.
Keyword stuffing: Cramming your title and bullets with as many keywords as possible hurts conversion rate, which in turn hurts your rank. The A10 rewards listings that convert, not just listings that match queries.
Aggressive discounting to drive velocity: Heavily discounting your product to spike sales was a common ranking tactic. Amazon has become better at detecting artificial velocity and the algorithm now evaluates sustained performance rather than short-term spikes.
The 5-Step A10 Ranking Strategy for 2025
Step 1: Build a Conversion Machine First
Before you do anything else, make sure your listing converts. Fix your main image, rewrite your title and bullets to be benefit-focused, add A+ content, and get your pricing right.
A listing that converts at 15% will rank faster than a listing that converts at 8% even with the same ad spend.
Step 2: Target Long-Tail Keywords First
New products should not target broad, high-volume keywords immediately. Start with specific, low-competition long-tail keywords where you can win quickly. Build organic sales history on these terms, then gradually move up to more competitive keywords.
Step 3: Build an External Traffic Source
Set up a simple Instagram or TikTok account showcasing your product. Build an email list. Work with micro-influencers in your niche. Drive even a small amount of external traffic to your listing the A10 rewards it disproportionately.
Step 4: Use PPC Strategically Not Just Aggressively
Use PPC to discover converting search terms, then optimize organically for those terms. Let PPC do the research and organic optimization do the scaling.
Step 5: Prioritize Review Acquisition
Enroll in Amazon’s Vine program if you are a new product. Use the Request a Review button consistently. Provide a product that earns 5-star reviews naturally. Review velocity is one of the most sustainable ranking advantages you can build.
The Bottom Line
The sellers winning on Amazon in 2025 are not the ones spending the most on PPC they are the ones building genuine brand authority through great products, optimized listings, external traffic, and strong customer trust signals.
The A10 algorithm rewards exactly what good selling looks like: products that customers want, listings that convert, and brands that people seek out.
At Exon Solutionz, we have used these principles to consistently rank products on page one across competitive categories in the US, UK, and UAE marketplaces.
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Exon Solutionz is a results-driven Amazon growth agency. We have managed 100+ brands and generated $120M+ in revenue for our clients across 15+ marketplaces.