The Real Cost of Selling on Amazon US: Fees, Operations, and Smart Payment Strategies

Amazon captures a huge share of US online retail, making it essential for many ecommerce businesses. But before diving in, it's critical to map out the fees and hidden expenses that could cut into your profits—especially if you operate across borders. Sellers need to factor in everything from referral fees to international payment costs when calculating true net revenue.

Amazon offers two main selling plans. The Individual plan charges $0.99 per item sold and suits low-volume sellers who don't need advanced tools. The Professional plan costs $39.99 per month regardless of how many units you sell, unlocking features like bulk listings, advertising, and eligibility for top placement. For most growing businesses, the Professional plan quickly pays for itself.

On top of the plan fee, Amazon takes a referral fee on each sale. This percentage varies by category but typically ranges from 8% to 15%. For many sellers, referral fees are the single largest cost. High-volume categories like electronics and apparel often sit at the higher end of that range, while personal care or home goods might lean lower.

If you use Fulfillment by Amazon (FBA), you'll pay for storage and order fulfillment separately. Storage fees depend on the cubic footage your inventory occupies and spike during peak seasons. Fulfillment fees are per-unit charges based on item size and weight, covering pick, pack, and shipping. Sellers who fulfill orders themselves avoid these but then shoulder their own warehousing and shipping expenses, plus the challenge of meeting Prime delivery expectations.

Advertising costs have become nearly unavoidable. Sponsored Products, Sponsored Brands, and display ads can chew up a significant percentage of sales. Many successful sellers allocate 10% to 20% of revenue to Amazon ads, though this varies widely by competition and product margins.

Don't overlook returns. Amazon's customer-friendly return policies mean you'll face some level of reverse logistics and potential restocking fees, especially in categories like clothing or electronics where return rates can exceed 20%. Factor in at least a 5% to 15% buffer for returns depending on your niche.

For international sellers, the biggest overlooked cost often comes from payment conversions and transfer fees. When Amazon disburses your earnings in USD but your business bank account operates in another currency, traditional banks can shave 2% to 5% off through unfavorable exchange rates and hidden fees. Over months of sales, that adds up to a significant drag on net profit.

Supplier and service payments create another layer of expense. Sellers commonly need to pay manufacturers in China, invoice software subscriptions in Europe, or cover freight forwarders in multiple countries. Using a regular business credit card for these payments can incur foreign transaction fees of 3% or more per transaction. Without a streamlined way to manage these payouts, businesses leak money at every turn.

DogPay is built for ecommerce businesses that operate across borders. Instead of losing money on every payment receipt or supplier invoice, DogPay gives sellers a unified platform to receive Amazon payouts in local currency with competitive exchange rates, cutting out traditional bank markups. With virtual cards tailored for international spending, you can pay supplier invoices and service subscriptions directly in the currency required, avoiding surprise transaction fees. Real-time spend control lets you set limits per card or vendor, so your advertising budget or inventory procurement stays on track without manual oversight. For global ecommerce teams, DogPay streamlines how you collect, manage, and deploy funds—helping you hold onto more of what you earn on Amazon.

Getting the right payment infrastructure in place is what turns a healthy Amazon business into a truly profitable global operation.

For ecommerce operators paying for platforms, plugins, SaaS tools, and cross-border services, DogPay can help centralize payment operations and reduce friction across day-to-day spend.