Compare

Tristan Osborne vs Sir Iain Duncan Smith

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

Photograph of Tristan Osborne
Tristan Osborne
Lab Chatham and Aylesford
vs
Photograph of Sir Iain Duncan Smith
Sir Iain Duncan Smith
Con Chingford and Woodford Green

Voting alignment

Tristan Osborne and Sir Iain Duncan Smith voted the same way 2% of the time, based on 370 shared comparable votes.

7 same votes 363 different votes 370 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
3 Aye 4 No
Migration 14% aligned 7 shared votes
3 Aye 4 No
13 Aye 8 No
Benefits 10% aligned 21 shared votes
6 Aye 15 No
24 Aye 22 No
Crime / Justice 7% aligned 46 shared votes
21 Aye 25 No
55 Aye 27 No
Tax 0% aligned 82 shared votes
27 Aye 55 No
25 Aye 9 No
Education 0% aligned 34 shared votes
9 Aye 25 No
Most different by topic
55 Aye 27 No
Tax 0% aligned 82 shared votes
27 Aye 55 No
25 Aye 9 No
Education 0% aligned 34 shared votes
9 Aye 25 No
19 Aye 8 No
Housing 0% aligned 27 shared votes
8 Aye 19 No
20 Aye 2 No
Work / Employment 0% aligned 22 shared votes
2 Aye 20 No
10 Aye 10 No
Defence 0% aligned 20 shared votes
10 Aye 10 No

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

Voting record

93.8 %
21 % above average
Rank 5 of 647
Participation
81.6 %
9 % above average
Rank 172 of 647
513
547 eligible divisions
Total votes
1,903
2,333 eligible divisions
264
51.5 % of votes cast
Aye votes
871
45.8 % of votes cast
249
48.5 % of votes cast
No votes
1,032
54.2 % of votes cast
1
0.2 % of votes cast
Against party
41
2.2 % of votes cast
1 years, 11 months
Since 4 Jul 2024
Commons service
34 years, 2 months
Since 9 Apr 1992

Debates

46
-20.2 vs Commons average
Rank 394 of 650
Appearances
83
+16.8 vs Commons average
Rank 162 of 650
55
-62.8 vs Commons average
Rank 444 of 650
Contributions
153
+35.2 vs Commons average
Rank 139 of 650

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

Financials and interests

£200,007
all imported IPSA years
Lifetime expenses
£2,530,064
all imported IPSA years
£200,007
12 % below average
Latest expenses
£265,254
17 % above average
1
1 registered category
Registered interests
11
3 registered categories
0
matched sponsored bills
Sponsored bills
6
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

Housing
31 of 31 votes
#1
Brexit / EU
208 of 211 votes
Benefits
30 of 30 votes
#2
Foreign Affairs
63 of 69 votes
Devolution / Local Government
24 of 24 votes
#3
Housing
60 of 66 votes
Digital / Online Safety
11 of 11 votes
#4
Migration
152 of 169 votes
Migration
11 of 11 votes
#5
Crime / Justice
197 of 229 votes

Recent voting overlap

Where they voted differently
No
National Security (State Threats) Bill Committee: New Clause 3 17 Jun 2026
Defence
Aye
No
National Security (State Threats) Bill Committee: Amendment 13 17 Jun 2026
Defence
Aye
No
National Security (State Threats) Bill Committee: Amendment 8 17 Jun 2026
Defence
Aye
No
National Security (State Threats) Bill Committee: Amendment 3 17 Jun 2026
Defence
Aye
Aye
Draft Clean Air Zones Central Services (Fees) (England) (Amendment) Regulations 2026 16 Jun 2026
No
No
Cyber Security and Resilience (Network and Information Systems) Bill Remaining Stages: Amendment 3 16 Jun 2026
Aye
No
Cyber Security and Resilience (Network and Information Systems) Bill Remaining Stages: New Clause 14 16 Jun 2026
Aye
Aye
Railways Bill: Third Reading 10 Jun 2026
Transport
No
No
Railways Bill Remaining Stages: Amendment 148 10 Jun 2026
Transport
Aye
No
Railways Bill Remaining Stages: Amendment 143 10 Jun 2026
Transport
Aye
Where they voted the same
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 Committee: New Clause 8 9 Jul 2025
Benefits
No
No
Universal Credit and Personal Independent Payment Bill Committee: Amendment 39 9 Jul 2025
Benefits
No
Aye
Terrorism Act 2000 (Proscribed Organisations) (Amendment) Order 2025 2 Jul 2025
Crime / Justice
Aye
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