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Guide / SAP Business One

BigCommerce and SAP Business One integration: 3 routes compared

September 13, 20265 min read

BigCommerce is an API-first SaaS platform with REST management APIs and webhooks – technically a clean integration target for SAP Business One. But there is no first-party connector from either side. Integrations run over one of three routes, and which one fits depends far less on the order flow than on a single question: how much of your B1 pricing has to reach the store.

01What has to sync

Five data flows between BigCommerce and SAP B1

Orders

BigCommerce orders become B1 Sales Orders – with the right Business Partner, tax code and freight; status and tracking flow back.

Items

Item master, variants and units of measure – usually mastered in B1 and pushed to the store, not the other way around.

Inventory

Available-to-sell per warehouse, on a schedule or event-driven – the sync interval decides how often you oversell.

Pricing

B1 Price Lists, discounts and Business-Partner-specific Special Prices – the flow where most connectors stop short (see below).

Customers

Store accounts map to Business Partners – matched by email or customer number, with ship-to addresses and payment terms.

02The three routes

Connector, iPaaS, or custom build – strengths and limits

Route Strengths Limits Typical use
Third-party connector Fast to switch on; proven for the standard flow (orders in, inventory and tracking out) Only the fields and processes it was built for; Special Prices, approval workflows and other B2B specifics need customization; tied to two release cycles B2C stores with little custom logic
iPaaS platform Flexible field mapping; templates for BigCommerce and B1 exist; one platform can also serve other integrations Recurring platform fees per flow; B1 pricing logic still has to be modeled by hand; an extra system to operate and monitor Teams already running an iPaaS for other flows
Custom service (Service Layer) Exactly your processes; BigCommerce webhooks + B1 Service Layer are both solid, documented APIs You own the build, hosting, monitoring and every upgrade on both sides – a development project, not a purchase Requirements no connector covers; in-house dev team
03The deciding question

Where BigCommerce–B1 integrations actually fail: pricing

SAP Business One pricing is layered: Price Lists, period and volume discounts, and Business-Partner-specific Special Prices on top. BigCommerce B2B Edition brings company accounts and price lists of its own – but someone has to flatten the B1 logic per customer, write it across, and keep it current. Before committing to any route, get written answers to three questions:

CHECK 1

Does the integration carry Business-Partner-specific Special Prices – or only whole Price Lists?

CHECK 2

How fast does a price change in B1 reach the store – and what does a shopper see in between?

CHECK 3

Who reconciles when store price and B1 price disagree on an order – automatically or a person?

04Where we fit

The fourth route: a storefront that lives in SAP B1

If the store is a B2B channel, there is an alternative to syncing pricing into BigCommerce at all: a storefront with a native SAP B1 adapter. The CS Order Suite reads customer-specific pricing, inventory and items straight from SAP Business One and posts Sales Orders back – no flattening, no second pricing system to keep in sync.

Honest fit check

Selling B2C on BigCommerce and only need orders and inventory in B1? A connector is usually the faster path – keep it. We fit when the store is a B2B channel: contract pricing, verified dealer accounts, quick reorder, punchout, and SAP Business One as system of record. Both can run side by side against the same B1 company.

05Frequently asked

BigCommerce and SAP Business One: short answers

Is there a ready-made SAP Business One connector for BigCommerce?

Not from SAP or from BigCommerce themselves – but third-party connectors and iPaaS templates exist. They cover the standard flow (orders in, inventory and tracking out); the fit question is almost always pricing: if customer-specific Price Lists and Special Prices from B1 must show in the store, verify the connector actually carries them before you commit.

Can BigCommerce B2B Edition show customer-specific prices from SAP Business One?

Only if the integration writes them there. B2B Edition has price lists and company accounts, but SAP B1 pricing is layered – Price Lists, period and volume discounts, and Business-Partner-specific Special Prices. That logic has to be flattened per customer and kept in sync; verify how a connector handles it before rebuilding pricing in the store.

Which SAP Business One interface should a BigCommerce integration use?

The Service Layer (HTTP/OData) for new builds – no Windows client, predictable across upgrades. On the BigCommerce side, the REST management APIs plus webhooks for orders, catalog and inventory. The older COM-based DI API still appears in existing add-ons but is not the choice for a new integration.

Can we keep BigCommerce for B2C and run a separate B2B portal on SAP Business One?

Yes. Both channels can post Sales Orders into the same B1 company. Separate them by Business Partner or customer group, a channel field or numbering series, and separate warehouses where stock is physically split. Many distributors run exactly this split: BigCommerce for the public store, a dedicated B2B portal for dealers.

Read next: Connecting SAP Business One to an online store – 4 approaches compared Read the guide →

Weighing a BigCommerce connector against a native B2B storefront?

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Christian Stockerl
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Christian Stockerl
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CS Management & IT-Beratung GmbH
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