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Compare

Keir Mather vs Catherine West

A side-by-side comparison of voting participation, party rebellion, topic focus, and recent voting overlap.

Photograph of Keir Mather
Keir Mather
Lab Selby
vs
Photograph of Catherine West
Catherine West
Lab Hornsey and Friern Barnet

Voting alignment

Keir Mather and Catherine West voted the same way 100% of the time, based on 344 shared comparable votes.

344 same votes 0 different votes 344 shared votes

Alignment only includes divisions where both MPs recorded an Aye or No vote. Tellers, absences, abstentions, and missing votes are excluded.

Topic alignment

Closest by topic
27 Aye 30 No
Tax 100% aligned 57 shared votes
27 Aye 30 No
29 Aye 12 No
Education 100% aligned 41 shared votes
29 Aye 12 No
9 Aye 23 No
Migration 100% aligned 32 shared votes
9 Aye 23 No
11 Aye 20 No
Crime / Justice 100% aligned 31 shared votes
11 Aye 20 No
13 Aye 8 No
Benefits 100% aligned 21 shared votes
13 Aye 8 No
Most different by topic
27 Aye 30 No
Tax 100% aligned 57 shared votes
27 Aye 30 No
29 Aye 12 No
Education 100% aligned 41 shared votes
29 Aye 12 No
9 Aye 23 No
Migration 100% aligned 32 shared votes
9 Aye 23 No
11 Aye 20 No
Crime / Justice 100% aligned 31 shared votes
11 Aye 20 No
13 Aye 8 No
Benefits 100% aligned 21 shared votes
13 Aye 8 No

Topic alignment uses local topic tags, so a division can count towards more than one topic.

Voting record

75.4 %
3 % above average
Rank 304 of 649
Participation
73.4 %
1 % above average
Rank 347 of 649
589
781 eligible divisions
Total votes
1,733
2,361 eligible divisions
290
49.2 % of votes cast
Aye votes
943
54.4 % of votes cast
299
50.8 % of votes cast
No votes
790
45.6 % of votes cast
0
0.0 % of votes cast
Against party
8
0.5 % of votes cast
2 years, 11 months
Since 20 Jul 2023
Commons service
11 years, 2 months
Since 7 May 2015

Debates

99
+20.5 vs Commons average
Rank 152 of 649
Appearances
45
-33.5 vs Commons average
Rank 462 of 649
486
+346.7 vs Commons average
Rank 20 of 649
Contributions
53
-86.3 vs Commons average
Rank 490 of 649

Debate figures cover imported Hansard debate appearances from the last 12 months.

Financials and interests

£451,152
all imported IPSA years
Lifetime expenses
£2,012,777
all imported IPSA years
£306,391
35 % above average
Latest expenses
£264,778
17 % above average
1
1 registered category
Registered interests
3
3 registered categories
0
matched sponsored bills
Sponsored bills
1
matched sponsored bills

Expenses use IPSA totals for financial year 2024-25. Sponsored bill counts depend on currently imported bill sponsor metadata.

Most active voting topics

Education
50 of 52 votes
#1
Education
86 of 96 votes
Transport
31 of 33 votes
#2
Migration
153 of 171 votes
Democracy / Parliament
12 of 13 votes
#3
Brexit / EU
186 of 211 votes
Benefits
27 of 31 votes
#4
Environment / Climate
41 of 48 votes
NHS / Health
12 of 14 votes
#5
Foreign Affairs
57 of 69 votes

Recent voting overlap

These MPs agreed on every division where both voted in the current comparison sample.

Where they voted the same
Aye
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026 15 Jul 2026
Trade Work / Employment
Aye
Aye
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots 15 Jul 2026
Trade Work / Employment
Aye
Aye
Immigration and Asylum Bill: Second Reading 13 Jul 2026
Migration
Aye
No
Immigration and Asylum Bill: Reasoned Amendment to Second Reading 13 Jul 2026
Migration
No
Aye
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026 8 Jul 2026
Education
Aye
Aye
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 8 Jul 2026
Aye
Aye
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 8 Jul 2026
Aye
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 5 1 Jul 2026
Energy Tax Transport
No
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 4 1 Jul 2026
Energy Tax Transport
No
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 2 1 Jul 2026
Energy Tax Transport
No
Member source UK Parliament Members API
Voting source Commons Votes API