If your shortlist includes Odoo and SAP Business One, you are looking at two systems aimed at small and mid-size companies that differ in licensing, implementation and how they grow. This neutral comparison sets out the documented differences and the questions to put to each vendor before you decide.
The two systems at a glance
Odoo
A set of connected apps on one database covering accounting, sales, purchasing, inventory, point of sale, CRM, HR, projects, manufacturing, website and more. It comes in two editions: the open-source Community edition and the licensed Enterprise edition (editions page). Odoo publishes its subscription plans online; paid plans are billed per user per month (pricing page).
SAP Business One
An ERP from SAP aimed at small and midsize businesses, covering accounting and financials, purchasing, inventory, sales, customer relationships, reporting and analytics, available in the cloud or on-premise (SAP Business One page). It runs on Microsoft SQL Server or in a dedicated version for SAP HANA (SAP documentation). SAP does not publish fixed prices on the product page; quotes come from SAP or its partners.
Comparison table
| Aspect | Odoo | SAP Business One |
|---|---|---|
| Target | Small, mid-size and larger depending on scope | Small and midsize businesses |
| Editions | Open-source Community, licensed Enterprise | Licensed product |
| Pricing | Plans published on Odoo's site, by country | By quote |
| Hosting | Odoo Online, Odoo.sh or your servers, depending on plan | Cloud or on-premise |
| Database | PostgreSQL | Microsoft SQL Server or SAP HANA |
| App scope | Broad, including website, marketing, POS and HR | Focused on finance and operations, extended with partner add-ons |
| Customization | Odoo Studio and custom modules | Customization tools and partner add-ons |
| Saudi localization | Localization package and a ZATCA Phase 2 module | Ask the implementing partner for a working demo |
Differences that actually affect your decision
1. Cost: compare the total, not the licence
Odoo's licence is published and can be calculated up front; SAP Business One needs a quote. But the licence is only part of the cost: add implementation, customization, data migration, training, annual support, hosting or servers and any database licences. Ask each vendor for a detailed three-year proposal for the same scope and compare. We break down Odoo's items in Odoo pricing in Saudi Arabia.
2. Breadth versus financial focus
If you need website, POS, marketing and HR in the same system as finance, that is worth evaluating in Odoo. If the focus is finance and operations and your parent group runs SAP, SAP Business One may fit better for alignment with group systems.
3. Customization and partner dependence
With either system you will rely on a partner. Ask whether a change is standard configuration or custom development, who owns the developed code, and what it means for upgrades.
4. E-invoicing and localization
ZATCA has rolled out the integration phase to businesses in waves since 1 January 2023 (ZATCA). Odoo's localization includes a Phase 2 module (Odoo documentation). Whatever the system, ask for a live demo of issuing an invoice and checking its status, and find out who handles integration and testing.
5. Interface and adoption
Involve real users in the demos. Day-to-day usability for the accountant, the storekeeper and the salesperson matters more than feature counts.
When each is the stronger candidate
- Odoo: you want one system across many areas, prefer published pricing and hosting flexibility, and want to start with a few apps and grow.
- SAP Business One: your parent company or trading partners run SAP, your team already has SAP experience, or a local partner has clear experience in your sector.
Questions for every vendor
- What is the three-year total cost for the same scope and user count?
- What is standard, and what needs development or an add-on?
- How is e-invoicing integration delivered for our phase?
- Who provides post-go-live support, and with what scope?
- How do we export all our data if we change system or partner?
FAQ
Can we move from SAP Business One to Odoo later?
Yes, through a planned migration that includes data cleansing and process redesign. See the SAP to Odoo migration guide.
Which is cheaper?
You cannot tell without two detailed proposals for the same scope; implementation, customization and support can change the picture.
Summary
Both are serious options for small and mid-size companies; the deciding factors are fit with your processes, total cost and the quality of the partner. For a structured comparison for your case, see our consulting service and Odoo implementation, or book a free 30-minute introductory session.