Compare

Sir Iain Duncan Smith vs Dr Simon Opher

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

Photograph of Sir Iain Duncan Smith
Sir Iain Duncan Smith
Con Chingford and Woodford Green
vs
Photograph of Dr Simon Opher
Dr Simon Opher
Lab Stroud

Voting alignment

Sir Iain Duncan Smith and Dr Simon Opher voted the same way 2% of the time, based on 347 shared comparable votes.

8 same votes 339 different votes 347 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
5 Aye 8 No
Benefits 23% aligned 13 shared votes
5 Aye 8 No
3 Aye 4 No
Migration 14% aligned 7 shared votes
3 Aye 4 No
3 Aye 5 No
Democracy / Parliament 13% aligned 8 shared votes
4 Aye 4 No
22 Aye 15 No
Crime / Justice 5% aligned 37 shared votes
13 Aye 24 No
28 Aye 48 No
Tax 0% aligned 76 shared votes
48 Aye 28 No
Most different by topic
28 Aye 48 No
Tax 0% aligned 76 shared votes
48 Aye 28 No
9 Aye 22 No
Education 0% aligned 31 shared votes
22 Aye 9 No
14 Aye 12 No
Defence 0% aligned 26 shared votes
12 Aye 14 No
7 Aye 17 No
Housing 0% aligned 24 shared votes
17 Aye 7 No
13 Aye 6 No
Transport 0% aligned 19 shared votes
6 Aye 13 No

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

Voting record

81.4%
9% above average
Rank 172 of 649
Participation
79.8%
7% above average
Rank 202 of 649
1,935
2,376 eligible divisions
Total votes
471
590 eligible divisions
887
45.8% of votes cast
Aye votes
223
47.3% of votes cast
1,048
54.2% of votes cast
No votes
248
52.7% of votes cast
41
2.1% of votes cast
Against party
7
1.5% of votes cast
34 years, 5 months
Since 9 Apr 1992
Commons service
2 years, 2 months
Since 4 Jul 2024

Debates

98
+16.3 vs Commons average
Rank 174 of 649
Appearances
47
-34.7 vs Commons average
Rank 461 of 649
172
+29.7 vs Commons average
Rank 164 of 649
Contributions
71
-71.3 vs Commons average
Rank 432 of 649

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

Financials and interests

£2,530,064
all imported IPSA years
Lifetime expenses
£204,255
all imported IPSA years
£265,254
17% above average
Latest expenses
£204,255
10% below average
9
3 registered categories
Registered interests
8
4 registered categories
6
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

Brexit / EU
208 of 211 votes
#1
Devolution / Local Government
24 of 24 votes
Foreign Affairs
63 of 69 votes
#2
NHS / Health
11 of 11 votes
Housing
60 of 67 votes
#3
Trade
7 of 7 votes
Migration
153 of 171 votes
#4
Foreign Affairs
4 of 4 votes
Crime / Justice
198 of 230 votes
#5
Defence
33 of 34 votes

Recent voting overlap

Where they voted differently
No
Terminally Ill Adults (End of Life) Bill: Second Reading 11 Sept 2026
Aye
No
Closure motion 11 Sept 2026
Aye
No
Draft Plant Health, Seeds, Seed Potatoes and Plant Propagating Material (Amendment) (Northern Ireland) Regulations 2026 9 Sept 2026
Aye
Aye
Health Bill: Report Stage: Amendment 1 8 Sept 2026
No
Aye
Health Bill: Report Stage: New Clause 143 8 Sept 2026
No
Aye
Health Bill: Report Stage: New Clause 145 7 Sept 2026
No
No
Representation of the People Bill: Third Reading 2 Sept 2026
Democracy / Parliament
Aye
Aye
Representation of the People Bill: Report Stage: New Clause 67 2 Sept 2026
Democracy / Parliament
No
Aye
Representation of the People Bill: Report Stage: New Clause 65 2 Sept 2026
Democracy / Parliament
No
No
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots 15 Jul 2026
Trade Work / Employment
Aye
Where they voted the same
No
Representation of the People Bill: Report Stage: New Clause 88 2 Sept 2026
Democracy / Parliament
No
No
King's Speech Motion for an Address: amendment (l) 20 May 2026
No
No
Sentencing Bill Committee: New Clause 30 21 Oct 2025
Crime / Justice
No
No
Universal Credit and Personal Independence Payment Bill: Third Reading 9 Jul 2025
Benefits
No
No
Universal Credit and Personal Independent Payment Bill Committee: Amendment 39 9 Jul 2025
Benefits
No
No
Universal Credit and Personal Independent Payment Bill: Second Reading 1 Jul 2025
Benefits
No
No
Crime and Policing Bill Report Stage: Amendment 160 17 Jun 2025
Crime / Justice
No
No
Border Security, Asylum and Immigration Bill Report Stage: New Clause 21 12 May 2025
Migration
No
Member source UK Parliament Members API
Voting source Commons Votes API