Chess Tiebreak Score Calculator

Work out chess tiebreak score instantly with clear inputs, formula shown and shareable results.

About Chess Tiebreak Score Calculator

Buchholz sums the final scores of all your opponents; Buchholz cut 1 discards the weakest opponent's score to reduce the effect of a single mismatch. In Swiss events players often finish level on points, and Buchholz breaks the tie by rewarding whoever faced the tougher field.

Formulas

Buchholz

Buchholz = sum of every opponent's final score

Cut 1

cut 1 = Buchholz - lowest opponent score

Worked example

With the default values below, Chess Tiebreak Score Calculator returns Buchholz score of 31.00. Change any input above and every figure here is recalculated in your browser.

Inputs used

Opponents' final scores (comma separated): 5.5, 4, 6, 3.5, 5, 4.5, 2.5
Your scoreminimum 0: 5

Results

Buchholz score: 31.00
Buchholz cut 1: 28.50
Average opponent score: 4.429
Opponents counted: 7

Step by step

1Values used
2Buchholz
3Cut 1
4Buchholz score= 31.00
5Buchholz cut 1= 28.50
6Average opponent score= 4.429
7Opponents counted= 7

Assumptions and limits

The result is derived only from the 2 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 3 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.

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

Frequently Asked Questions

How is the Chess Tiebreak Score figure worked out?

Buchholz = sum of every opponent's final score. Buchholz sums the final scores of all your opponents; Buchholz cut 1 discards the weakest opponent's score to reduce the effect of a single mismatch.

Why does this matter?

In Swiss events players often finish level on points, and Buchholz breaks the tie by rewarding whoever faced the tougher field.

What do I need to enter?

Enter opponents' final scores (comma separated), your score. The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.