Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Reorder Point Calculator

Find the exact inventory level at which you should place a new purchase order to avoid stockouts during supplier lead time. Use it when setting reorder triggers in your ERP or inventory management system.

Average Daily Demand (units)

Lead Time (days)

Safety Stock (units)

Demand Variability Factor

Fill in the required fields to see your result.

Supply Chain

ABC Analysis Calculator

Classify your inventory items into A, B, and C categories based on their share of total annual usage value. Use this when prioritizing stock control efforts and identifying which items deserve the most management attention.

Annual Usage Value ($)

Total Inventory Value ($)

Fill in the required fields to see your result.

Key differences

	Reorder Point Calculator	ABC Analysis Calculator
Category	Supply Chain	Supply Chain
Inputs required	4	2
Result	Reorder Point (units)	Item Percentage (%)
What it does	Find the exact inventory level at which you should place a new purchase order to avoid stockouts during supplier lead time. Use it when setting reorder triggers in your ERP or inventory management system.	Classify your inventory items into A, B, and C categories based on their share of total annual usage value. Use this when prioritizing stock control efforts and identifying which items deserve the most management attention.