Paper Weight & GSM
Compare GSM and U.S. basis weights correctly, estimate sheet weight, ream weight and paper stack dimensions.
12 working tools10 supporting guides
Start with a tool
Use the actual job values first. Technical explanation and source context follow the calculation.
GSM to Pounds CalculatorConvert GSM to approximate U.S. basis weight using the selected paper category.Pounds to GSM CalculatorConvert U.S. basis weight to approximate GSM using the correct basis-sheet category.Bond Weight to GSM CalculatorConvert bond/writing paper basis weight to GSM. Use it to compare paper specifications without treating GSM and U.S. basis-weight categories as interchangeable.Text Weight to GSM CalculatorConvert text/book paper basis weight to GSM. Use it to compare paper specifications without treating GSM and U.S. basis-weight categories as interchangeable.Cover Weight to GSM CalculatorConvert cover-stock basis weight to GSM. Use it to compare paper specifications without treating GSM and U.S. basis-weight categories as interchangeable.Index Weight to GSM CalculatorConvert index-stock basis weight to GSM. Use it to compare paper specifications without treating GSM and U.S. basis-weight categories as interchangeable.Single Sheet Weight CalculatorCalculate the approximate weight of one sheet from GSM and dimensions.Ream Weight CalculatorEstimate total paper weight for a ream or custom sheet quantity.Paper Order Weight CalculatorEstimate shipment or handling weight of an entered paper quantity.Paper Thickness EstimateEstimate stack thickness from measured or manufacturer-specified caliper.Paper Stack Height CalculatorCalculate approximate stack height from sheet caliper and count.Sheets per Kilogram CalculatorEstimate how many sheets of a given size and GSM weigh one kilogram.
Common questions and production problems
Why is 100 lb cover not the same as 100 lb text?→What is GSM in paper?→How much does a ream of paper weigh?→GSM vs caliper: why heavy paper is not always thicker→How to use Pounds to GSM in a real print workflow→How to use Bond Weight to GSM in a real print workflow→How to use Index Weight to GSM in a real print workflow→How to use Paper Order Weight in a real print workflow→How to use Paper Thickness Estimate in a real print workflow→How to use Paper Stack Height in a real print workflow→