Industry Solutions
MES Software (Manufacturing Execution Systems)
MES software — a manufacturing execution system — is the layer that runs production on the shop floor: it takes work orders from your planning system, directs and tracks each operation as it happens, captures machine and operator data, enforces quality, and reports what was actually made. It's how manufacturers get real-time visibility into production instead of waiting for end-of-shift paperwork.
This guide compares the leading MES platforms on the features that matter to plant and operations teams — real-time work-order execution, machine and OEE data capture, quality and traceability, scheduling, and the pricing and deployment models on offer.
The deciding factor for most buyers, though, is how cleanly the MES sits between the shop floor and the ERP: orders flow down from the ERP, and production confirmations, material consumption, scrap and quality results flow back up. We keep that shop-floor-to-top-floor integration front and centre throughout.
Compare MES software
| Product | Works with | Pricing | Deployment |
|---|---|---|---|
| 42QCloud-based MES for real-time shop-floor visibility, traceability and quality across factories. | SAP, Oracle, NetSuite | Subscription (usage-based) | Cloud |
| AVEVA MESManufacturing execution system connecting shop-floor operations to ERP for batch and hybrid processes. | SAP, Oracle | Quote-based | On-premises/Hybrid cloud |
| Critical ManufacturingMES for semiconductor, electronics and medical device shop-floor execution, owned by ASMPT. | SAP, Oracle | Quote-based | On-premise/Cloud |
| DELMIAWorksUnified manufacturing ERP and MES for discrete manufacturers, formerly IQMS. | DELMIAWorks | Quote-based | Cloud/On-premise |
| Epicor Advanced MESManufacturing execution system that monitors shop-floor machines and feeds real-time data to ERP. | Epicor Kinetic, SAP, Oracle | Quote-based | On-premise/Cloud |
| GE Digital Proficy MESManufacturing execution system for real-time shop-floor tracking, quality and ERP-connected production. | SAP, Oracle | Quote-based | Cloud/On-premises/Hybrid |
| iBASEtMES/MOM platform for complex discrete manufacturers in aerospace and defense. | SAP, Oracle, Deltek | Quote-based | Cloud/On-premise |
| Katana Cloud ManufacturingCloud MRP and shop-floor platform for small and mid-sized manufacturers.Visit sitePartner link | QuickBooks, Xero | $299/month (Core plan) | Cloud |
| MasterControl Manufacturing ExcellenceCloud MES and electronic batch records platform for regulated life sciences manufacturers. | SAP, Oracle | Quote-based | Cloud |
| Plex MESCloud MES for real-time production, quality, and traceability, connected to enterprise ERP. | SAP, Oracle | Quote-based | Cloud |
| SAP Digital ManufacturingCloud MES/MOM platform for shop-floor execution, quality and manufacturing intelligence. | SAP | Quote-based | Cloud |
| Siemens OpcenterManufacturing operations management suite connecting shop-floor execution to PLM and ERP. | SAP, Oracle, Microsoft Dynamics | Quote-based | Cloud/On-premises |
Manufacturing (MES / PLM) add-ons by ERP
Compare only the options that work with your ERP:
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What is MES software?
MES software is a system that manages and monitors manufacturing operations on the plant floor in real time, bridging the gap between the ERP (which plans and schedules) and the physical production equipment (which makes the product). A manufacturing execution system receives work orders and routings from the ERP, dispatches operations to work centres and operators, and then tracks execution as it happens — recording quantities produced, materials consumed, labour and machine time, downtime reasons, and quality inspection results. Along the way it enforces the correct process (right materials, right specs, right sequence), captures genealogy and traceability for every unit or batch, and calculates metrics such as OEE, yield and cycle time. The output is a live, accurate picture of what is happening on the floor — and a clean stream of production confirmations that flow back to the ERP so inventory, costing and planning stay in step with reality. Many modern platforms bundle MES with related capabilities such as PLM, quality management and machine connectivity (IIoT), but the execution layer — turning a planned order into a confirmed, traceable build — is the core.
How to choose MES software
Real-time work-order execution
Dispatch operations to work centres, guide operators step by step, and confirm quantities, labour and material consumption as production happens — not after the shift.
Machine connectivity & OEE
Direct data capture from equipment and PLCs (or via IIoT gateways) to track uptime, downtime reasons, cycle time and calculate OEE without manual logging.
Quality & traceability
In-line inspections, non-conformance handling, and full genealogy — the ability to trace any unit or batch back to its materials, machines, operators and specs for audits and recalls.
Detailed scheduling & dispatch
Finite scheduling and real-time dispatch that respond to actual floor conditions, rather than relying on the ERP's coarser planning horizon.
ERP integration
A proven bi-directional connector to your ERP (SAP, Oracle, Microsoft Dynamics 365, Infor or Epicor) so work orders come down and confirmations, consumption, scrap and quality go back up — certified integrations matter far more than a generic API.
Deployment & scalability
On-premise, cloud or hybrid; single-plant vs. multi-site templating; and how pricing scales by user, machine, site or transaction volume as you roll out.
Manufacturing (MES / PLM) that works with your ERP
For most buyers the MES decision comes down to one question: how well does it integrate with the ERP? An MES that isn't tightly coupled to your ERP creates two versions of the truth — planners scheduling against numbers that no longer match the floor, and finance costing orders from stale data. The strongest platforms run a genuine two-way flow: released work orders, routings and BOMs come down from SAP, Oracle, Microsoft Dynamics 365, Infor or Epicor, and production confirmations, actual material consumption, scrap, labour and quality results flow straight back up — updating inventory, WIP and costing automatically. That closed loop is what lets you plan against reality and close the books without a spreadsheet reconciliation. Every product profiled below is assessed on its specific ERP connectors, so you can shortlist only the systems that fit your stack and version.
Frequently asked questions
What is the best MES software?
There's no single best MES — the right choice depends on your industry, plant complexity and the ERP you run. Discrete manufacturers, process/batch plants and highly regulated industries (aerospace, medical devices, pharma) each weight features differently. For most buyers the decisive criteria are real-time execution and quality capture, machine connectivity, and a certified integration with their ERP. Compare the systems below on those factors and on ERP fit rather than on brand alone.
How much does MES software cost?
MES pricing is almost always quote-based and varies widely by deployment size — it's typically driven by the number of sites, users, connected machines or production volume, plus implementation and integration services. Cloud/SaaS offerings may be subscription-priced per user or per site, while on-premise systems carry a licence plus annual maintenance. Because shop-floor integration and configuration are a large part of the total, expect to scope a proof of concept; each product page below lists published pricing where a vendor provides it.
Does MES software integrate with my ERP, and how is MES different from ERP?
Yes — a manufacturing execution system is designed to sit beneath the ERP and exchange data with it. The ERP plans and schedules and owns inventory, costing and finance; the MES executes and tracks production on the floor. In practice the ERP sends work orders, routings and BOMs down to the MES, and the MES sends confirmations, material consumption, scrap and quality results back up. Most established MES vendors offer integrations with SAP, Oracle, Microsoft Dynamics 365, Infor and Epicor via certified connectors or APIs; confirm support for your specific ERP and version before shortlisting, as integration depth differs a lot between products.
What features should MES software have?
Look for real-time work-order execution and operator guidance, direct machine data capture with OEE, in-line quality and full traceability/genealogy, finite scheduling and dispatch, downtime and performance analytics, and a bi-directional ERP integration so the floor and the ERP stay in sync. Regulated manufacturers should also check for electronic records/signatures and audit-trail support. Use the buyer checklist on this page to score each option against your plant's needs.