SYSTEM COMPARISON

Choose system boundaries before choosing software.

These systems overlap in data but have different operational responsibilities. A clear boundary prevents duplicate transactions, conflicting stock, unclear ownership, and oversized implementation scope.

SYSTEM COMPARISON

System responsibility comparison.

SystemPrimary focusPrimary usersCore transactionsConnects with
ERPPlanning and enterprise transactionsFinance, purchasing, sales, managementOrders, invoices, purchases, journals, master dataMES, WMS, HRIS, Accounting
MESShop-floor production executionProduction, quality, engineeringWork orders, WIP, materials, output, defectsERP, WMS, machines, testers
WMSWarehouse executionWarehouse, logistics, inventory controlReceive, putaway, pick, pack, dispatch, countERP, MES, shipping, scanners
InventoryStock balance and movement controlStores, procurement, operationsReceipts, issues, transfers, adjustments, replenishmentERP, WMS, MES, Accounting
HRISPeople data and HR workflowsHR, managers, employeesAttendance, leave, overtime, approvalsPayroll, Accounting, identity
PMS / CMMSAsset maintenance and reliabilityMaintenance, engineering, techniciansPM plans, work orders, spare parts, downtimeInventory, ERP, MES, IoT
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