Four-way political comparison

Compare up to four elections, constituencies, political parties or candidates. PMAC calculates seats, votes, turnout, winning margins, vote share, strike rate and data status from imported records.

Comparison typeSelection 1Selection 2Selection 3Selection 4

CALCULATED OUTPUT

Election comparison

Intelligence Lab →

Selection 1

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Selection 2

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Selection 3

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Selection 4

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HOW TO READ IT

Comparison rules

Actual imported recordsMetrics are calculated from PMAC election, constituency and candidate-result tables.No placeholder totals

Comparable definitionsSeat wins, vote totals and turnout use the same calculation method for every selected item.Consistent methodology

Coverage mattersIncomplete imports may produce lower totals. Check the Data Trust Centre before making decisions.Verify first

Historical boundariesConstituency comparisons depend on mapped geography IDs and should respect delimitation changes.Boundary-aware analysis