Stronghold vs Nationwide Electoral Efficiency Model

Simulation Parameters

Adjust electoral variables to model 650 parliamentary seats in real time

Nationwide Vote Share 18.0%

Target Party's average vote across all 650 seats.

Stronghold Concentration Index 85%

Degree to which votes cluster in key target strongholds vs uniform distribution.

Sorting & Polarization Level 65%

Steepness of constituency rank curve between safe seats and low-yield seats.

Main Competitor Fragmentation

Splitting of rival votes lowers winning threshold under FPTP.

Stronghold Differential Turnout +12%

Relative voter turnout surge in core stronghold seats.

FPTP Seats Won

5 Seats

0.77% of Parliament

PR Benchmark Seats

117 Seats

Strict Proportional Allocation

Efficiency Gap Score

+17.2%

Severe Waste Deficit

Total Wasted Votes

92.4%

Surplus vs Deficit Breakdown

650 Seat Constituency Simulation Matrix Stronghold vs Lean

Stronghold Win (>10% Margin)

Narrow Win (<10% Margin)

Competitive Defeat (<5% Deficit)

Low Yield / Lost Seat

Vote Share vs Seat Conversion S-Curve FPTP Non-Linearity

Electoral System Comparison FPTP vs PR vs AV

Electoral System	Seats Won	Seat Share	Deviation from Vote

Wasted Vote Analysis Surplus vs Lost Votes

Analytical Proof Surface: Re-simulated on 650 constituencies. Export data or copy scenario parameters for campaigns.