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Material Variance Calculator

Work out material variance instantly with clear inputs, formula shown and shareable results.

About Material Variance Calculator

Material variance separates purchasing performance from shop-floor performance. The price variance values the difference between standard and actual price at the quantity actually bought, and the usage variance values the quantity difference at standard price, so responsibility is unambiguous.

Formulas

Price variance

MPV = (Standard price - Actual price) x Actual quantity

Usage variance

MUV = (Standard quantity - Actual quantity) x Standard price

Worked example

With the default values below, Material Variance Calculator returns Total material variance of -$4,882.00. Change any input above and every figure here is recalculated in your browser.

Inputs used

Standard price per kg or unit of material
8.5
Actual price paid
9.1
Standard quantity for actual output
4,800
Actual quantity used
5,020

Results

Total material variance
-$4,882.00
Material price variance
-$3,012.00
Material usage variance
-$1,870.00
Excess material consumed
220.0

Step by step

  1. 1Values used
  2. 2Price variance
  3. 3Usage variance
  4. 4Total material variance= -4,882.00
  5. 5Material price variance= -3,012.00
  6. 6Material usage variance= -1,870.00
  7. 7Excess material consumed= 220.0

Assumptions and limits

  • The result is derived only from the 4 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
  • Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
  • This is an estimate for general information and not professional financial, tax or legal advice. See the full disclaimer for the limits that apply to this kind of calculator.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Frequently Asked Questions

Why value usage at standard price?

So that a purchasing price change does not contaminate the operations measure. Each variance then has one clear owner.

What causes a favourable price but adverse usage?

Buying cheaper, lower-grade material. It is the classic false economy that variance analysis is designed to expose.

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