The verdict in three sentences
A custom MES (Manufacturing Execution System) costs between 70 000 and 240 000 EUR in 2026 depending on the number of lines, required traceability and machine data capture. The main gain is improved OEE (Overall Equipment Effectiveness): every point gained on a high-value shop floor quickly translates into tens of thousands of euros. A well-scoped MES turns blind management into real-time decisions on downtime, throughput and quality.
How much does an MES cost in 2026?
Scope ranges from simple manually entered work-order tracking to a connected factory where machines report their status automatically. The more automation and traceability, the higher the budget.
| Scope | Key features | 2026 price (EUR) | Timeline |
|---|---|---|---|
| Work-order tracking | Work orders, manual declarations | 70 000 - 105 000 | 4 - 6 months |
| Scheduling | Load/capacity planning, priorities | 105 000 - 155 000 | 6 - 8 months |
| Full traceability | Batches, components, quality control | 140 000 - 190 000 | 8 - 10 months |
| IoT machine capture + OEE | Sensors, real-time OEE, alerts | 190 000 - 240 000 | 10 - 14 months |
Annual maintenance is 15 to 20 % of project cost; IoT hardware (sensors, gateways) adds up by machine, often 500 to 2 000 EUR per equipped station.
Where is the return on investment?
In manufacturing, an MES pays mainly through fewer unplanned stops, less scrap and reduced reporting time. OEE is the best tracking indicator.
| Module | Problem solved | Estimated gain (2026 order of magnitude) |
|---|---|---|
| Real-time OEE | Invisible stops, micro-stops | +5 to +15 OEE points |
| Scheduling | Delays, long changeovers | -20 to -30 % delays |
| Batch traceability | Product recalls, non-conformities | -50 % recall cost |
| Integrated quality control | Scrap caught too late | -15 to -25 % scrap |
| Automatic reporting | Excel entry and consolidation | -80 % reporting time |
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Mini case study
Sophie is head of manufacturing at a plastics SME in Lyon: 6 presses, 3 shifts, 14 M EUR revenue. Her OEE sits at 62 %. She invests 165 000 EUR in an MES with machine capture and real-time OEE. By making micro-stops visible she gains 8 OEE points, reaching 70 %. On lines producing the equivalent of 9 M EUR of added value, those 8 points represent additional capacity worth around 700 000 EUR per year, a significant share of which drops to margin. The MES pays back within the first year.
FAQ
Custom MES or off-the-shelf? A standard solution fits generic processes; custom is justified as soon as your routings, traceability or specific machines don't fit a packaged product.
Connect all machines from day one? No. Equip bottleneck stations first, where OEE has the most impact, then extend. This smooths the IoT investment.
How does the MES talk to the ERP? Through standardized interfaces: the ERP sends work orders, the MES returns production declarations and material consumption. Integration costs 10 000 to 25 000 EUR.
How long before reliable data? Expect 4 to 8 weeks after go-live to calibrate sensors and stabilize OEE; first gains often appear sooner.
Does the MES work offline? Yes, shop-floor stations must run in degraded mode without network and resync afterwards, otherwise a network incident halts production.
Let's scope your project. Tell us your number of lines, traceability level and OEE targets: we will frame the scope and a budget between 70 000 and 240 000 EUR. Detailed quote within 48 h. WhatsApp +221 77 596 93 33.
Mohamed Bah
Fondateur, Kolonell
Passionate about digital and entrepreneurship in Africa, Mohamed has been helping Sénégalese businesses with their digital transformation since 2020. Founder of Kolonell, he believes every SME deserves a professional and accessible online présence.
