Amazon FBA offers fulfilment convenience and Prime eligibility, but rising fees, complex storage charges, and strict product requirements have pushed many UK sellers to evaluate alternatives. The good news: the 3PL market has developed significantly, and the alternatives to FBA in 2025 are genuinely competitive.
FBA fees have increased substantially over the past three years. The combination of referral fees, fulfilment fees, storage fees (including long-term storage penalties), returns processing charges, and inventory placement fees means the true cost of selling through FBA can easily reach 40–50% of revenue for lower-priced products. For slow-moving or seasonal stock, storage fees alone can eliminate profitability.
A UK 3PL gives you the same fast, tracked domestic delivery for your non-Amazon channels — Shopify, eBay, Etsy, TikTok Shop — at transparent, flat-rate pricing. The key advantages over FBA: no storage penalties for slow-moving stock, full packaging control (branded boxes, inserts, tissue paper), and the ability to fulfil across multiple channels from a single inventory pool.
The trade-off is Prime eligibility — 3PL-fulfilled Amazon orders are not Prime unless you also hold FBA stock for Amazon channel sales. Many sellers run a hybrid model: FBA for Amazon orders, 3PL for everything else.
Amazon's Seller Fulfilled Prime programme allows approved sellers to display the Prime badge while fulfilling orders from their own warehouse or 3PL. Requirements are strict — next-day delivery to Prime customers, real-time tracking upload, and a low cancellation rate — but sellers who qualify get Prime visibility without FBA fees. Learn more about Seller Fulfilled Prime with PackPro.
For sellers whose Amazon channel is less than 50% of revenue, a multi-channel 3PL strategy often makes more financial sense than FBA. A single warehouse location, single inventory pool, and single fulfilment cost structure serves all channels simultaneously — with better margin visibility than the FBA fee model provides.
PackPro supports hybrid FBA/3PL setups and full multi-channel 3PL strategies. Get in touch to model the cost comparison for your specific order profile and channel mix.