• Capterra4,2/5
• G24,3/5

• Capterra (Sage 100)4,1/5
• OMR Reviews (Sage 100)4,0/5

Odoo is the modular open-source all-rounder of the mid-market group: the broadest integrated app suite at the lowest per-user price, at the cost of weaker DACH localization and greater dependence on partners and maintenance.

• Broadest module portfolio in the comparison group (over 40 core apps plus thousands of Store extensions) on a single data foundation – genuine all-in-one from CRM through e-commerce and accounting to manufacturing (MRP) and POS.
• Open-source core: Community Edition free and self-hosted, plus the most affordable Enterprise entry point in the segment (Standard €19.90/user/month annually, One App permanently free).
• High configurability via Odoo Studio (low-code), custom modules and an external API – significantly more flexible than the rather standardized DACH competitors.
• The largest international partner and community ecosystem, but at the price of thinner native DACH compliance (DATEV only via export/partner) and no guaranteed German cloud region.

Sage is the established, financially strong DACH vendor with a two-track portfolio — Sage Active as a lean cloud ERP for small companies and Sage 100 as a modular mid-market ERP deeply anchored in DATEV/GoBD, backed by a large reseller network.

• Very deep DACH compliance as standard: DATEV interface, GoBD, ZUGFeRD/XRechnung, ELSTER, and German payroll — historically strong in tax-advisor-driven environments.
• Corporate continuity from a FTSE 100 vendor plus one of the largest DACH partner and reseller networks for implementation, customization, and long-term support.
• Modular entry (e.g. accounting only) with step-by-step expansion; Sage 100 additionally strong in wholesale/technical trade with inventory management, production planning, and an open .NET API/AppDesigner.
• Freedom of deployment: Sage Active as genuine multi-tenant SaaS with AI (Sage Copilot), Sage 100 as on-premise or private/managed cloud via partners.

• SMEs/mid-market companies wanting an integrated all-in-one suite instead of isolated solutions
• Companies with IT affinity or a partner for customizations
• Trade and manufacturing businesses with end-to-end processes (shop, warehouse, production)

Rather not when: Firms with deep, highly automated DATEV workflows without add-on modules · Organizations with mandatory German data residency in pure Odoo cloud operation

• Accounting- and DATEV-focused SMEs in the DACH region
• Wholesale and specialist trade businesses needing integrated inventory management with tiered/condition logic
• Make-to-order and serial-/batch-number manufacturers in the traditional mid-market
• Freelancers and small businesses looking for simple, GoBD-compliant cloud accounting with e-invoicing (Sage Active)
• Companies that value an established vendor and a regional partner ecosystem

Rather not when: Corporate groups with complex consolidation and strong international multi-company needs · Highly complex variant/project manufacturing with deep plant-level logic · Retail/hospitality businesses with POS/TSE requirements as a core need · Pure online retailers pursuing a marketplace-first strategy who want native Amazon/eBay/Otto integration out of the box · Teams uncompromisingly seeking a lean, fully SaaS-native mid-market ERP

• Community€0 (self-hosted)

  Free open-source edition for self-hosting; basic features without official support and without Enterprise apps

• One App Free€0

  A single app with an unlimited number of users, hosted on Odoo Online

• Standardfrom €19.90/user/month (annual)

  All apps, hosting on Odoo Online, maintenance & support; without Studio, multi-company and external API

• Customfrom €29.90/user/month (annual)

  Like Standard plus Odoo Studio, multi-company, external API as well as hosting choice (Odoo Online, Odoo.sh, on-premise)

• Sage Active Starter (cloud, small business)approx. EUR 25/month plus VAT (2 users, ~300 documents/month)

  Cloud accounting, quotes/invoices, dunning, banking integration, e-invoicing (XRechnung/ZUGFeRD), ELSTER VAT advance return, Sage Copilot; extra user ~EUR 5

• Sage Active Essentials (cloud, growing SME)approx. EUR 49/month plus VAT (4 users, ~500 documents/month)

  Everything in Starter plus payroll/HR, expanded financial reports, optional inventory management; extra user ~EUR 10

• Sage 100 Accounting (mid-market ERP module)approx. EUR 58–81/user/month (Basic/Professional/Enterprise)

  Financial accounting, payments, DATEV integration, fixed assets/cost accounting, controlling; unlimited tenants

• Sage 100 Inventory Managementapprox. EUR 56–79/user/month

  Purchasing, sales, warehouse, disposition, batch/serial numbers; combinable with Accounting/Production/CRM

• Sage 100 Production (PPS)from approx. EUR 90/user/month

  Bills of materials, routings, production orders, shop floor data collection, CAD interface, project manufacturing; publicly listed entry, higher editions on request