eBay vs Poshmark vs Mercari — Best Platform for Selling Used Items

Seller Fees — How Much You Actually Keep

eBay charges a 13.25% final value fee on the total sale amount (including shipping) for most categories. eBay also charges a $0.30 per-order fee and optional listing fees after 250 free listings per month. Poshmark has a flat 20% fee on sales under $15 and a flat $7.95 fee on sales of $15 or more — this means high-priced items actually have a lower effective fee rate (e.g., ~5% on a $150 jacket). Mercari charges 10% of the sale price as a selling fee, plus a $0.50 payment processing fee per transaction. For a $50 item, you keep roughly $43.10 on eBay, $42.05 on Poshmark, and $44.50 on Mercari. Mercari is the cheapest for lower-priced items; Poshmark becomes cheapest for items over $100; eBay sits in the middle across all price points.

Shipping & Logistics

eBay offers the most shipping flexibility — you can set calculated shipping, flat-rate shipping, or free shipping. eBay provides discounted USPS, UPS, and FedEx labels through its platform. You can also offer local pickup. Poshmark uses a simplified flat-rate shipping model: buyers pay $7.95 for shipping on orders under $500 (or $11.95 for oversized items). You ship using the prepaid USPS label Poshmark provides — simple, but you cannot negotiate rates or choose the carrier. Mercari offers three shipping options: prepaid labels (you pay and the buyer sees a shipping cost), you-pay shipping (you buy your own label), or free shipping (you absorb the cost). Mercari's prepaid labels are competitively priced but less flexible than eBay's multi-carrier system. For lightweight items, Mercari shipping is cheapest. For heavy items, eBay's negotiated rates win. Poshmark's flat-rate is simplest but most expensive for lightweight items.

Audience & Best Categories

eBay has the largest audience — roughly 130 million active buyers — and dominates in collectibles (comics, trading cards, coins), electronics (phones, laptops, cameras), vintage items, car parts, and niche hobby categories. Auctions still work well for rare or unique items. Poshmark has roughly 80 million users and is primarily a women's fashion platform — clothing, shoes, handbags, and accessories drive the vast majority of sales. Its social features (sharing, parties, following) make it excellent for fashion resellers. Mercari has roughly 60 million users and is strongest for general merchandise — toys, video games, home goods, electronics, and everyday clothing. Mercari's audience tends to favour lower prices and faster transactions. If you sell clothing, Poshmark usually yields the highest prices. If you sell electronics or collectibles, eBay reaches the most buyers. If you want to clear out general household items fast, Mercari is your best bet.

Payment Processing & Payout Speed

eBay pays out via managed payments (direct to your bank account) — funds are released 1–3 business days after the buyer pays, though holds can apply to new sellers or high-risk transactions. Poshmark releases funds immediately after the buyer accepts the item upon delivery (or automatically after 3 days if no issue is raised). You can then cash out instantly for a $0.25 fee or wait 1–3 business days for free. Mercari releases funds after the buyer rates you (or after 3 days). You can cash out instantly for a fee or wait 1–3 days via standard deposit. For cash flow, Poshmark is fastest for sellers with consistent sales. For reliability, eBay's managed payments are the most predictable.

Dispute Resolution & Seller Protection

eBay has the most comprehensive seller protection but also the most buyer-friendly return policy — buyers can return items for any reason within 30 days (even if the seller states no returns). eBay's Managed Payments programme has improved seller protection against payment disputes. Poshmark protects sellers well against cases of damage or lost packages, but its return policy is restrictive — returns are only allowed for significant undisclosed damage, not fit or preference issues. Mercari handles disputes case-by-case with a moderation team, but sellers report less consistent outcomes. For high-value items, eBay's buyer-is-almost-always-right policy can work against you, but its structured dispute process is better than Mercari's ad-hoc system.

Quick Platform Guide

Sell clothing/fashion: Poshmark (highest prices, social audience, flat $7.95 fee on items over $15).
Sell electronics/collectibles/vintage: eBay (largest audience, auction format, best category-specific buyer base).
Sell general household/toys/games: Mercari (lowest fees at 10%, simple listing process, quick sales).
Sell across all platforms: Cross-list using tools like List Perfectly or Vendoo to maximise exposure.

For more on finding inventory to resell, read our retail arbitrage guide.

FAQs

Should I use the same listings on all three platforms?

Yes, cross-listing is the most effective strategy. Use a cross-listing tool like Vendoo or List Perfectly to manage inventory across platforms and auto-remove sold items. Each platform attracts different buyers, so listing everywhere increases your chances of selling at a higher price.

Which platform is best for selling luxury items?

For high-end luxury (designer bags, watches, jewellery), consider dedicated platforms like The RealReal or Vestiaire Collective. Among the three compared here, Poshmark has the best audience for mid-range designer brands (Michael Kors, Coach, Tory Burch), while eBay is better for authenticating and selling true luxury through its Authenticity Guarantee programme.

Do I need to offer free shipping?

On Poshmark, shipping is automatically calculated into the buyer's price. On eBay and Mercari, offering free shipping boosts listing visibility in search results. When you offer free shipping, factor the shipping cost into your item price so your net profit stays the same.

Which platform has the lowest return rate?

Poshmark has the lowest return rate because returns are only accepted for significant undisclosed issues, not fit or preference. eBay has the highest return rate due to its generous buyer-protection policies. Mercari sits in the middle.