EP317: Walmart's Global Flywheel: What It Means for Amazon Sellers Now
8 Jul 2026 · 9 min
In episode 317 of the High Voltage Business Builders Podcast, host Neil Twa explains Walmart’s new global flywheel—a loop of low prices, traffic, third‑party seller volume, data, and better fulfillment/advertising—that mirrors Amazon’s 20‑year‑old model but leverages Walmart’s worldwide physical store network. He argues this structural shift will directly affect Amazon‑only sellers in two ways: (1) rising Amazon ad costs as Walmart pulls buying intent in categories like grocery, household, consumables, and apparel, and (2) Walmart Marketplace remaining under‑priced as an advertising channel, creating a lucrative early‑entry opportunity. Twa outlines three concrete actions for sellers: audit catalogs for Walmart readiness, monitor Amazon ad efficiency in competing categories, and diversify channels to reduce single‑point‑of‑failure risk. He illustrates the point with a case study of “David,” who grew from $30k/month on Amazon (single channel, 6 SKUs) to $850k/month and a near‑$10M annual run‑rate by expanding to Walmart and adding 100 SKUs, showing how multichannel resilience helped him survive Amazon ASIN suppressions. The episode closes with a plug for Voltage Business Builders, a community that combines senior e‑commerce expertise with AI tools to accelerate growth.
This is the High Voltage Business Builders Podcast, daily intelligence for serious e-commerce portfolio builders across Amazon, TikTok Shop, Shopify, Walmart, and every channel that moves the needle. Neil Twa and his Voltage team, all day, every day since 2012. Let's get into it.
Who gets burned when Walmart builds the same flywheel Amazon did and you only sell on one platform? You do. Every time. It's Wednesday, July 8th. Welcome back, folks. On behalf of myself and the whole Voltage team, we are genuinely glad you are here for episode 317 of the High Voltage Business Builders Podcast. Now listen, here's the reality. Walmart is not chasing Amazon anymore. They are building their own version and they are taking it global. That changes the math for every operator sitting on a single-channel brand right now. Today I am breaking down what Walmart's global flywheel actually means, why most Amazon sellers are about to miss the opportunity completely, and what you should be doing about it this week. Look, Walmart going global with an Amazon-style flywheel is not a headline you read and move on from. This is a structural shift, and most operators I talk to are treating it like background noise. Here is what a flywheel actually means in plain language. Low prices drive traffic. Traffic drives third-party seller volume. Seller volume drives data. Data drives better fulfillment and advertising. Better fulfillment and advertising drives lower prices again. Amazon perfected this loop over 20 years. Walmart is now running the same play, but with physical stores in nearly every major market on Earth as the anchor. That is a supply chain and logistics advantage Amazon cannot buy overnight. Now, why does this matter to you if you are primarily an Amazon seller? 2 reasons. First, competition for your customer is about to get more expensive. Walmart's global reach means they are pulling buying intent away from Amazon in categories where they have physical presence— grocery, household, consumables, apparel. If your brand lives in any of those categories, you will feel this in your Amazon Ads costs before you feel it in your conversion rate. The signal comes in the ad data first. Second, Walmart Marketplace is still dramatically underpriced as an advertising channel compared to Amazon. I have seen operators spending $30,000 a month on Amazon ads who are spending zero on Walmart. That is not a strategy. That is a blind spot. The flywheel Walmart is building globally means their marketplace gets more attractive. not less, over the next 3 to 5 years. Sellers who get on now, build their catalog, and earn early reviews are the ones who will not be fighting for position when the traffic actually shows up at scale. Most operators wait until the platform is crowded. That is the Amazon story from 2018 to 2022. Do not repeat it. I wanna tell you about David. When we started working with him, he was doing around $30,000 a month, all Amazon, 1 channel, 6 SKUs. He was good at Amazon. He knew his listings, he understood his Amazon ads, and his margins were solid. He was not in trouble, but he was also completely exposed. One policy change, one suppression, one competitor with deeper pockets on sponsored placements, and his whole business felt it immediately. We pushed him to expand his catalog and diversify, not just to Walmart, but Walmart was part of the conversation early. His reaction was what I hear all the time. He said Walmart doesn't convert as well, and he was right at the time. But here is what he was missing. He was comparing a mature Amazon presence with years of reviews and ranking history to a brand new Walmart listing with zero velocity. That is not a fair comparison. That is just impatience. He started building out Walmart listings while continuing to grow Amazon. He treated it like a long game, not an immediate revenue replacement. Today, David is running over $850,000 a month, close to a $10 million a year run rate, with over 100 SKUs and roughly 90% of his sales organic. Walmart is not his biggest channel, but it is a real one. And when Amazon had a suppression issue on 2 of his top ASINs last year, Walmart kept cash flow moving while he fixed it. That is the point. Multichannel is not about which platform converts better today. It is about not having a single point of failure in a real business. Walmart going global makes that argument even stronger now.
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3 moves. Let's go. Move 1: Audit your catalog for Walmart readiness this week. Not next month. This week. Look at your top 10 to 15 SKUs on Amazon and ask one question: Are these listed on Walmart Marketplace? If the answer is no for more than half of them, you have an easy win sitting there. Listings on Walmart cost you time, not money. The opportunity cost of not being there is real. For operators just starting out, even getting your top 3 products live on Walmart is a step. You do not need a full catalog to begin. Thanks to Cayman Data's MCP access to Walmart.com, pushing those listings from Amazon has never been easier. Move 2: Watch your Amazon Ads costs in categories where Walmart competes heavily— grocery, household, health, personal care, apparel basics. If Walmart is pulling buyer intent in those categories globally, your cost per click on Amazon in those same categories will drift up. It will not happen overnight, but it will happen. Set a benchmark on your current ad spend efficiency right now so you have a baseline to measure against in 6 months. If you are spending $5,000 a month on Amazon ads today, you need to know exactly what you are getting for it so you can see the shift when it starts. Move 3: Think about your brand's exit value. This one's boring. It is also where the money is. Aggregators and PE buyers doing due diligence on even core mart brands are already asking about channel diversification. A brand with strong presence on Amazon and a growing Walmart footprint is a better asset than a single-channel brand at the same revenue level. I know nobody wants to hear that the exit conversation starts now, but it does. Build like you are going to sell it, even if you never do. With Cayman Data's channel partner capabilities, managing Walmart alongside Amazon is straightforward. Walmart going global is not a threat. It is an invitation. The operators who see it first are the ones who profit from it. If any of this hit close to home, here is the thing about adding a new channel like Walmart. More platforms mean more decisions, more listings to watch, more ad accounts to check, and the same 24 hours to do all of it. Most sellers, most are already drowning in tabs. Amazon Ads, Inventory levels, listing health, pricing alerts, reviews. AI looks like the easy fix for all of that, but bad data in means bad calls out. You do not save time. You make expensive mistakes faster. That is not freedom. That is chaos with nobody steering. Here is what actually works. Cayman Data pulls your live Amazon numbers into one clear picture. Ads, Listings, sales, inventory. You see what is working and what is costing you money without another spreadsheet that eats your whole Tuesday. You stay in charge. You see the reason behind every number before you make a move. Nothing runs without your approval. You are still the operator. Cayman Data just makes sure you are making decisions based on what is actually happening in your account, not what you think is happening. That level of review used to eat hours every week. Cayman Data cuts that down with one live connection to your account. You get clarity fast, and you get your time back. That is how Voltage helps operators save time, protect margin, and grow without losing control. 13 years of doing this, and the operators who stay in the game longest are the ones who know their numbers cold. Go to voltagedm.com to learn more about Cayman Data and what Voltage can do for your brand. This has been episode 317 of the High Voltage Business Builders Podcast. We will see you back here tomorrow. Until then, stay high voltage.
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