SPR Calculator

Stack-to-Pot Ratio — know when to commit your chips

Enter Values

Effective Stack ($)

The smaller stack between you and your opponent

Pot Size ($)

Total pot on the flop (after preflop betting)

Quick presets (100bb):

Stack-to-Pot Ratio

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SPR Guide

🔴

Low SPR (0 - 4)

Committed. Top pair = all-in worthy.

🟡

Medium SPR (4 - 10)

Standard. Need two pair+ to commit.

🟢

High SPR (10+)

Deep. Only commit with nuts/near-nuts.