{"name":"Marketplace Shipping Cost Guides","description":"Machine-readable index of FlipCalc shipping-cost guides with platform fee-treatment rows, package scenario assumptions, calculator paths, and canonical guide URLs.","dateModified":"2026-06-29","canonicalPath":"/shipping-cost","feedPath":"/shipping-cost.json","examplePriceCents":5000,"exampleLabelCents":800,"platformPageCount":10,"useCasePageCount":6,"platformPages":[{"platform":"ebay","path":"/shipping-cost/ebay","displayName":"eBay","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $34.80 before item cost in the default eBay model. If the buyer pays the same shipping charge, net before item cost is $41.71. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"eBay shipping math is sensitive to whether the buyer pays shipping separately because many seller fees are modeled on the buyer-paid order total.","feeImpactLabel":"eBay modeled fees rise by $1.09 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":720,"netBeforeItemCostCents":4280},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":720,"netBeforeItemCostCents":3480},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":829,"netBeforeItemCostCents":4171}]},{"platform":"etsy","path":"/shipping-cost/etsy","displayName":"Etsy","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $36.80 before item cost in the default Etsy model. If the buyer pays the same shipping charge, net before item cost is $44.04. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Etsy shipping math should be checked whenever the buyer pays shipping because transaction and processing layers can apply to the full checkout value.","feeImpactLabel":"Etsy modeled fees rise by $0.76 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":520,"netBeforeItemCostCents":4480},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":520,"netBeforeItemCostCents":3680},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":596,"netBeforeItemCostCents":4404}]},{"platform":"poshmark","path":"/shipping-cost/poshmark","displayName":"Poshmark","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $32.00 before item cost in the default Poshmark model. If the buyer pays the same shipping charge, net before item cost is $40.00. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Poshmark sellers usually think about shipping as a label and offer strategy question because the marketplace fee model is simpler than platforms with layered processing.","feeImpactLabel":"Poshmark modeled fees are unchanged when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":1000,"netBeforeItemCostCents":4000},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":1000,"netBeforeItemCostCents":3200},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":1000,"netBeforeItemCostCents":4000}]},{"platform":"mercari","path":"/shipping-cost/mercari","displayName":"Mercari","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $37.00 before item cost in the default Mercari model. If the buyer pays the same shipping charge, net before item cost is $44.20. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Mercari shipping cost checks matter because buyer-paid shipping and seller-paid labels can change both payout and the fee base in the default model.","feeImpactLabel":"Mercari modeled fees rise by $0.80 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":500,"netBeforeItemCostCents":4500},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":500,"netBeforeItemCostCents":3700},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":580,"netBeforeItemCostCents":4420}]},{"platform":"depop","path":"/shipping-cost/depop","displayName":"Depop","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $39.90 before item cost in the default Depop model. If the buyer pays the same shipping charge, net before item cost is $47.64. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Depop shipping math is most important on lower-priced fashion items because payment processing has a fixed component and shipping can change the checkout value.","feeImpactLabel":"Depop modeled fees rise by $0.26 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":210,"netBeforeItemCostCents":4790},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":210,"netBeforeItemCostCents":3990},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":236,"netBeforeItemCostCents":4764}]},{"platform":"facebook","path":"/shipping-cost/facebook","displayName":"Facebook Marketplace","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $37.00 before item cost in the default Facebook Marketplace model. If the buyer pays the same shipping charge, net before item cost is $44.20. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Facebook Marketplace shipping economics depend on whether a sale is local pickup or shipped checkout, so model shipped listings separately from local handoff deals.","feeImpactLabel":"Facebook Marketplace modeled fees rise by $0.80 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":500,"netBeforeItemCostCents":4500},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":500,"netBeforeItemCostCents":3700},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":580,"netBeforeItemCostCents":4420}]},{"platform":"stockx","path":"/shipping-cost/stockx","displayName":"StockX","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $35.50 before item cost in the default StockX model. If the buyer pays the same shipping charge, net before item cost is $35.50. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"StockX shipping economics are tied to the authentication workflow and seller-level fee model, so sellers should isolate platform fees before adding label or fulfillment cost.","feeImpactLabel":"StockX modeled fees are unchanged when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":650,"netBeforeItemCostCents":4350},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":650,"netBeforeItemCostCents":3550},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":650,"netBeforeItemCostCents":3550}]},{"platform":"whatnot","path":"/shipping-cost/whatnot","displayName":"Whatnot","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $36.25 before item cost in the default Whatnot model. If the buyer pays the same shipping charge, net before item cost is $44.02. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Whatnot shipping decisions often depend on live-show category, buyer checkout setup, and whether shipping is absorbed to keep the auction price cleaner.","feeImpactLabel":"Whatnot modeled fees rise by $0.23 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":575,"netBeforeItemCostCents":4425},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":575,"netBeforeItemCostCents":3625},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":598,"netBeforeItemCostCents":4402}]},{"platform":"amazon","path":"/shipping-cost/amazon","displayName":"Amazon","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $34.50 before item cost in the default Amazon model. If the buyer pays the same shipping charge, net before item cost is $41.30. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Amazon shipping economics can change quickly between FBM, FBA, selling-plan, referral-fee, and fulfillment assumptions, so treat the default model as a starting point.","feeImpactLabel":"Amazon modeled fees rise by $1.20 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":750,"netBeforeItemCostCents":4250},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":750,"netBeforeItemCostCents":3450},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":870,"netBeforeItemCostCents":4130}]},{"platform":"grailed","path":"/shipping-cost/grailed","displayName":"Grailed","directAnswer":"On a $50.00 item with an $8.00 label, seller-paid shipping leaves $36.76 before item cost in the default Grailed model. If the buyer pays the same shipping charge, net before item cost is $44.01. Use this as a shipping setup benchmark, then enter real package weight, dimensions, insurance, packaging, carrier discount, and free-shipping assumptions before pricing the listing.","shippingNote":"Grailed shipping math matters most for menswear listings where a buyer-paid charge, seller label cost, and processing layer can all affect net payout.","feeImpactLabel":"Grailed modeled fees rise by $0.75 when the buyer pays the $8 shipping charge.","rows":[{"label":"No shipping charge","buyerShippingCents":0,"sellerShippingCostCents":0,"feesCents":524,"netBeforeItemCostCents":4476},{"label":"Seller pays $8 label","buyerShippingCents":0,"sellerShippingCostCents":800,"feesCents":524,"netBeforeItemCostCents":3676},{"label":"Buyer pays $8 shipping","buyerShippingCents":800,"sellerShippingCostCents":800,"feesCents":599,"netBeforeItemCostCents":4401}]}],"useCasePages":[{"slug":"one-pound-clothing","path":"/shipping-cost/use-case/one-pound-clothing","packageLabel":"1 lb clothing package","weightOz":16,"packagingCostCents":75,"recommendedToolPath":"/tools/usps-shipping-calculator","directAnswer":"Use a 1 lb package weight, add mailer cost, then compare seller-paid shipping against buyer-paid shipping before sending offers. The baseline package assumption is 1 lb with $0.75 in packaging supplies before postage, insurance, or signature add-ons. Use that as the shipping floor, then rerun the marketplace fee calculator with the real buyer-paid shipping charge, seller-paid label cost, item cost, and offer price so shipping is not treated as free margin.","relatedPaths":[{"label":"Poshmark fees","href":"/poshmark-fees"},{"label":"Depop fee percentage","href":"/what-percentage-does/depop-take"},{"label":"Best platform for clothing","href":"/best-platform/vintage-clothing"}]},{"slug":"shoes-box","path":"/shipping-cost/use-case/shoes-box","packageLabel":"boxed shoes package","weightOz":48,"packagingCostCents":150,"recommendedToolPath":"/tools/usps-shipping-calculator","directAnswer":"Model the shoe box as a three-pound shipment, add packaging, then compare marketplace payout before deciding whether shipping should be buyer-paid. The baseline package assumption is 3 lb with $1.50 in packaging supplies before postage, insurance, or signature add-ons. Use that as the shipping floor, then rerun the marketplace fee calculator with the real buyer-paid shipping charge, seller-paid label cost, item cost, and offer price so shipping is not treated as free margin.","relatedPaths":[{"label":"Sneaker platforms","href":"/best-platform/sneakers-streetwear"},{"label":"StockX seller fees","href":"/seller-fees/stockx"},{"label":"eBay shipping cost","href":"/shipping-cost/ebay"}]},{"slug":"book-lot","path":"/shipping-cost/use-case/book-lot","packageLabel":"book lot package","weightOz":80,"packagingCostCents":125,"recommendedToolPath":"/tools/usps-shipping-calculator","directAnswer":"Weigh the whole lot, add the box and void fill, then test whether a single bundle sale clears more margin than separate low-price listings. The baseline package assumption is 5 lb with $1.25 in packaging supplies before postage, insurance, or signature add-ons. Use that as the shipping floor, then rerun the marketplace fee calculator with the real buyer-paid shipping charge, seller-paid label cost, item cost, and offer price so shipping is not treated as free margin.","relatedPaths":[{"label":"Books on eBay","href":"/ebay-fees/books-final-value-fee"},{"label":"Amazon seller fees","href":"/seller-fees/amazon"},{"label":"College textbook guide","href":"/best-for/college-textbook"}]},{"slug":"fragile-decor","path":"/shipping-cost/use-case/fragile-decor","packageLabel":"fragile decor package","weightOz":64,"packagingCostCents":350,"recommendedToolPath":"/tools/usps-shipping-calculator","directAnswer":"Treat packing supplies as a real cost, add insurance when needed, then compare shipped marketplace demand with a local-pickup fallback. The baseline package assumption is 4 lb with $3.50 in packaging supplies before postage, insurance, or signature add-ons. Use that as the shipping floor, then rerun the marketplace fee calculator with the real buyer-paid shipping charge, seller-paid label cost, item cost, and offer price so shipping is not treated as free margin.","relatedPaths":[{"label":"Vintage home guides","href":"/best-platform/vintage-home-decor"},{"label":"Etsy seller fees","href":"/seller-fees/etsy"},{"label":"Facebook shipping cost","href":"/shipping-cost/facebook"}]},{"slug":"trading-card-box","path":"/shipping-cost/use-case/trading-card-box","packageLabel":"trading card box","weightOz":12,"packagingCostCents":100,"recommendedToolPath":"/tools/usps-shipping-calculator","directAnswer":"Keep protective packing in the margin math even when postage is light, then compare live-selling urgency with fixed-price search demand. The baseline package assumption is 0.75 lb with $1.00 in packaging supplies before postage, insurance, or signature add-ons. Use that as the shipping floor, then rerun the marketplace fee calculator with the real buyer-paid shipping charge, seller-paid label cost, item cost, and offer price so shipping is not treated as free margin.","relatedPaths":[{"label":"Trading card eBay fees","href":"/ebay-fees/trading-cards-final-value-fee"},{"label":"Whatnot seller fees","href":"/seller-fees/whatnot"},{"label":"Card platform guide","href":"/best-platform/collectibles-trading-cards"}]},{"slug":"small-electronics","path":"/shipping-cost/use-case/small-electronics","packageLabel":"small electronics package","weightOz":32,"packagingCostCents":175,"recommendedToolPath":"/tools/usps-shipping-calculator","directAnswer":"Add protective packaging and insurance before pricing, then compare eBay search demand with local pickup for higher-risk devices. The baseline package assumption is 2 lb with $1.75 in packaging supplies before postage, insurance, or signature add-ons. Use that as the shipping floor, then rerun the marketplace fee calculator with the real buyer-paid shipping charge, seller-paid label cost, item cost, and offer price so shipping is not treated as free margin.","relatedPaths":[{"label":"Consumer electronics eBay fees","href":"/ebay-fees/consumer-electronics-final-value-fee"},{"label":"Electronics platform guide","href":"/best-platform/consumer-electronics"},{"label":"eBay fee calculator","href":"/calculators/ebay/consumer-electronics"}]}]}