Cross-listing is one of the highest-leverage moves a seller can make. The same product, listed on a second platform, reaches an entirely different audience — with zero additional sourcing or production cost.
The catch is the admin. Recreating each listing manually on eBay after you've already done it on Shopify doubles the work without doubling the reward. Here's how to do it properly.
Why Shopify-to-eBay specifically
Shopify is the best place to build and manage your product catalogue. Rich descriptions, variants, metafields, images — Shopify handles all of it cleanly. eBay is the best place to reach buyers who are actively searching for specific items and ready to purchase.
The two platforms are complementary. Shopify builds your brand. eBay builds your volume. Cross-listing lets you benefit from both without running two separate operations.
What typically gets lost in manual cross-listing
When sellers cross-list manually, three things usually go wrong:
- The title gets shortened and loses important keywords
- The description is copy-pasted as plain text, stripping formatting
- The stock count drifts — the Shopify count and the eBay count get out of sync within days
The last problem is the most serious. Once stock is out of sync, you're back to the oversell risk we covered in the previous guide.
How to cross-list from Shopify to eBay using SoldSync
Step 1 — Connect Shopify and eBay
Both platforms need to be connected before cross-listing. In the dashboard, go to Connections and authorise each store. Shopify registers webhooks automatically. eBay uses OAuth — you'll be redirected to eBay to approve access.
Step 2 — Find the Shopify product you want to cross-list
In the Inventory panel, your Shopify products appear in the Shopify section. Products that are already listed on eBay appear in the Synchronized section. Products that are Shopify-only are candidates for cross-listing.
Step 3 — Push to eBay
Click the product to open the detail panel. Navigate to the Push tab. Select eBay as the target platform. Review the title, price and description — you can edit them here before they go live. Click Push.
The listing goes live on eBay within seconds. Stock is synced automatically from that point on — a sale on either platform updates both.
eBay-specific fields to review before pushing
eBay requires fields that Shopify doesn't have. When cross-listing, check:
- Condition — eBay requires you to specify New, Used, Refurbished etc.
- Category — eBay categories are different from Shopify product types. The system pre-selects the closest match.
- Listing duration — GTC (Good Till Cancelled) is the most common choice for fixed-price listings.
- Best Offer — whether you want buyers to be able to negotiate the price.
What about pricing
eBay charges seller fees (typically 10–13% for most categories). Factor this in when setting your eBay price. Most sellers price eBay 10–15% higher than Shopify to maintain the same net margin after fees.
Once cross-listed, SoldSync tracks both prices separately. If they drift — for example you run a Shopify sale but forget to update eBay — the dashboard flags the difference with an amber indicator so you can decide whether to sync them or keep them separate.
The outcome
Most sellers who cross-list to a second platform see an incremental 20–40% revenue increase from the same catalogue — without sourcing anything new. The only work is the initial cross-listing, and with the Push tab that takes under a minute per product.