Compare
Kerry McCarthy vs Sir Iain Duncan Smith
A side-by-side comparison of voting participation, party rebellion, topic focus, and recent voting overlap.
Voting alignment
Kerry McCarthy and Sir Iain Duncan Smith voted the same way 4% of the time, based on 1,550 shared comparable votes.
57 same votes
1,493 different votes
1,550 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
Most different by topic
Topic alignment uses local topic tags, so a division can count towards more than one topic.
Voting record
79.1%
6% above average
Participation
81.4%
9% above average
1,879
2,376 eligible divisions
Total votes
1,935
2,376 eligible divisions
1,052
56.0% of votes cast
Aye votes
887
45.8% of votes cast
827
44.0% of votes cast
No votes
1,048
54.2% of votes cast
6
0.3% of votes cast
Against party
41
2.1% of votes cast
21 years, 5 months
Since 5 May 2005
Commons service
34 years, 5 months
Since 9 Apr 1992
Debates
82
-1.7 vs Commons average
Appearances
99
+15.3 vs Commons average
110
-35.9 vs Commons average
Contributions
171
+25.1 vs Commons average
Debate figures cover imported Hansard debate appearances from the last 12 months.
Financials and interests
£3,045,317
all imported IPSA years
Lifetime expenses
£2,530,064
all imported IPSA years
£309,387
37% above average
Latest expenses
£265,254
17% above average
2
1 registered category
Registered interests
9
3 registered categories
7
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
Recent voting overlap
Where they voted differently
Aye
No
Aye
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots
15 Jul 2026
No
Where they voted the same
Member source
UK Parliament Members API
Voting source
Commons Votes API