Alternative Member System (AMS) and Single Transferable Vote (STV)

AMS aims to match the percentage of votes to seats more accurately, offering voters expanded choices. The system provides multiple party options, though some limitations exist.

Example: In the 2021 Scottish election, the SNP received 46% of constituency votes, 43% of regional votes, and 49% of seats overall, showing improved proportionality.

The STV system, used for local elections, provides even greater voter choice and representation. It operates across 353 wards with multiple candidates per ward, allowing voters to rank their preferences.

Highlight: In recent elections, the SNP received 34.7% of preferred votes and 37% of seats under STV, demonstrating close alignment between votes and representation.

Definition: PR quota refers to the minimum number of votes needed to secure election under the STV system.

Example: With 3-4 candidates per ward, voters have increased chances of having at least one representative aligned with their preferences.

First Past the Post (FPTP) Analysis

FPTP operates as the primary electoral system for UK general elections, where the candidate with the highest percentage of votes wins the constituency. Voters in constituencies like West Kincardine & Aberdeenshire can choose between candidates from different parties, though their choice of specific individuals within parties is limited.

Example: In the 2019 general election, the Conservatives received 43% of votes but secured 56% of seats, demonstrating a significant disparity.

Highlight: BBC analysis suggests that under a proportional system, the Conservatives would have won 288 seats instead of 365.

Definition: Safe seats are constituencies where one party consistently wins elections, limiting real voter choice.

Example: In Sunderland, Labour has maintained the same seat since 2005, leading to tactical voting and voter apathy.