Open Mercato vs Comarch ERP Optima - Comparison 2026

Last updated: March 2026

Comarch ERP Optima is one of the most popular Polish ERP systems, offering accounting, payroll, warehouse and trade modules. It is a solid solution with a long history in the Polish market, but also expensive to licence, closed-source and complex to implement.

For companies that need a modern CRM, B2B portal, open source code and customisation flexibility -Comarch ERP Optima may not be enough. Open Mercato is an open-source platform that combines CRM, ERP and B2B Commerce in one system with full code access.

Below we compare both systems in terms of cost, flexibility, CRM features and licensing model.

Comparison Table

Criterion	Open Mercato	Comarch ERP Optima
Licence	Open source (free)	Per-seat licence + annual subscription
CRM	Built-in -full pipeline, automations, scoring	Basic CRM module (limited capabilities)
Customisation	Full -source code access	Limited -panel configuration, no source code access
Hosting	Cloud or self-hosted (Linux/Docker)	Local installation or Comarch iBard24 (cloud)
Open source	Yes -full source code access	No -Comarch proprietary software
B2B portal	Built-in -online ordering for partners	Requires separate solution (e.g. Comarch e-Shop)
Vendor lock-in	None	High -Comarch ecosystem
Implementation time	8-10 weeks	4-16 weeks (depending on modules)

Cost Comparison

Users	Open Mercato (yearly)	Comarch ERP Optima (yearly)
5 users	~EUR 500 - 1,000 (hosting)	~EUR 2,300 - 4,600 (licences + subscription)
20 users	~EUR 1,000 - 2,000 (hosting)	~EUR 8,100 - 16,300 (licences + subscription)
50 users	~EUR 1,800 - 3,500 (hosting)	~EUR 18,600 - 37,200 (licences + subscription)

* Open Mercato costs cover infrastructure (hosting). Comarch ERP Optima costs based on Comarch pricing (2026) -per-seat licences + annual subscription for updates and support.

When to choose Comarch ERP Optima

Your priority is full Polish accounting, HR and payroll in one system
You already use the Comarch ecosystem and plan further expansion
You need an advanced warehouse and trade module

When to choose Open Mercato

Your company needs a modern CRM with automations and sales pipeline
You want an open-source system with full control over code and data
You need a B2B portal for partners without additional licences

Looking for a modern CRM alongside Comarch ERP Optima?

Book a free 30-minute call. We'll show how Open Mercato complements Comarch ERP Optima with CRM and B2B.

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Frequently Asked Questions

Can Open Mercato replace Comarch ERP Optima?

For CRM and B2B Commerce -yes. Open Mercato offers a full CRM, B2B portal and sales automations that Comarch ERP Optima lacks. For accounting, you can integrate both systems or continue using Optima.

Does Open Mercato integrate with Comarch ERP Optima?

Yes. We integrate Open Mercato with Comarch ERP Optima -synchronising contacts, trade documents, invoices and stock levels. Your company can use Optima for accounting and Open Mercato for CRM and sales.

How much does Comarch ERP Optima cost vs Open Mercato?

Comarch ERP Optima requires per-seat licences (from approx. PLN 1,500/seat) plus annual subscription (20-30% of licence value). At 20 users, that's PLN 35,000-70,000/year. Open Mercato: implementation from EUR 3,500, hosting EUR 1,000-2,000/year -zero per-user licences.

Is Comarch ERP Optima open source?

No. Comarch ERP Optima is proprietary software -no source code access, customisation limited to panel configuration. Open Mercato is 100% open source with full code access and unlimited modification capability.

Which system is better for a Polish company: Comarch ERP Optima or Open Mercato?

It depends on priorities. Comarch ERP Optima is better for full accounting and HR. Open Mercato is better for CRM, sales, B2B Commerce and integrations. Many companies combine both -Optima for finance, Open Mercato for sales.