Fantasy Football Trade Calculator
Fantasy Football Trade Calculator works out Verdict and Side favoured from Values of what side A gives up, Values of what side B gives up and League format. The default figures on this page give verdict of Side A gives up more value; change any entry and the result, the working and the sources update together.
Your figures
Updates as you typeHow this is worked out
3 steps
- Side A totals 10700 across 2 asset(s); side B totals 9800 across 1.
- Gap = 10700 - 9800 = 900, which is 8.41% of the larger side.
- Tolerance for an even trade is 5%, so the verdict is: Side A gives up more value.
Its 4 worked examples are re-run on every release, last on 15 September 2026. What changed
Sources and references
4 sources
What the Fantasy Football Trade Calculator calculates
Compares the two sides of a fantasy trade from the player and draft-pick values on your league's chart, applies a starter-slot discount to the extra pieces in a consolidation trade, and reports the gap and a fairness reading against an explicit tolerance band.
How to use this Fantasy Football Trade Calculator
Enter Values of what side A gives up, Values of what side B gives up, League format and Where the values came from. Verdict updates as you type. Change one figure at a time to see what drives the result.
How the result is worked out
Open “How this is worked out” beside the result for the step-by-step calculation behind Verdict, Side favoured and Side A total value.
The method follows FantasyCalc - trade values derived from completed trades in real leagues; the source of the per-player numbers this engine consumes, KeepTradeCut - crowdsourced dynasty and redraft player value charts, Draft Sharks dynasty trade value chart and FanGraphs Library, "Replacement Level" - why assets beyond the startable roster slots are worth less than their headline value.
What you can compare
Change one input at a time to see how it affects Verdict, Side favoured and Side A total value. The inputs you can vary are Values of what side A gives up, Values of what side B gives up, League format, Where the values came from, Startable roster slots this trade affects and Discount on assets beyond those slots.
Results are general information, not financial, tax, legal, medical or engineering advice. Check any decision that matters with a qualified professional.
See something wrong? Report a problem with this calculator
Frequently asked questions
What is the best fantasy football trade calculator?
Compares the two sides of a fantasy trade from the player and draft-pick values on your league's chart, applies a starter-slot discount to the extra pieces in a consolidation trade. On this page it is computed from Values of what side A gives up, Values of what side B gives up and League format and shown as Verdict, Side favoured and Side A total value.
How does a fantasy trade calculator work?
Compares the two sides of a fantasy trade from the player and draft-pick values on your league's chart, applies a starter-slot discount to the extra pieces in a consolidation trade. Open “How this is worked out” beside the result to see each step for your own figures.
Does Fantasy Pros have a trade calculator?
Compares the two sides of a fantasy trade from the player and draft-pick values on your league's chart, applies a starter-slot discount to the extra pieces in a consolidation trade. Put your own figures in above and the working updates beside the result. For scale, the default figures on this page give Side A gives up more value.
Who is the best fantasy football predictor?
It needs Values of what side A gives up, Values of what side B gives up, League format, Where the values came from, Startable roster slots this trade affects and Discount on assets beyond those slots. Nothing else is required, and the figures stay in your browser.
What information do I need for the Fantasy Football Trade Calculator?
You need Values of what side A gives up, Values of what side B gives up, League format, Where the values came from, Startable roster slots this trade affects, Discount on assets beyond those slots and Tolerance for calling a trade even. The page opens with default figures that give verdict of Side A gives up more value, so you can see the scale before entering your own.
What does this Fantasy Football Trade Calculator show?
It shows Verdict, Side favoured, Side A total value, Side B total value, Side A after the starter-slot adjustment, Side B after the starter-slot adjustment, Side A minus side B and Size of the gap, with the working and any warnings for your entries.