International Comparison

US vs UK: A Polling Comparison

The United States and the United Kingdom are the two most scrutinised democracies in the English-speaking world, and their political polling data is tracked in more detail than almost any other country. Comparing the two systems reveals both deep structural similarities and significant differences that make direct data comparisons misleading if taken at face value.

This page explains how US political polling in 2026 relates to UK polling, why the numbers mean different things in different contexts, and where genuine transatlantic patterns do and do not exist.

Headline Numbers Compared

Trump 43% vs Starmer −35%: Why the Metrics Are Different

The most commonly cited comparison between US and UK political polling is leader approval — but the US and UK measure this differently, and the numbers are not directly comparable.

In the United States, presidential approval is typically reported as a simple approve/disapprove split. Trump’s approval rating of approximately 43% means 43% of Americans say they approve of the job he is doing as president. This is a reasonably stable metric; presidential approval ratings move slowly and tend to be anchored by partisan identity. Most Republican voters approve of Trump; most Democratic voters disapprove. The 43% figure reflects roughly the partisan baseline of the Republican party plus some cross-partisan approval.

In the United Kingdom, leader approval is typically reported as a net figure: the percentage who approve minus the percentage who disapprove. Keir Starmer’s net approval of −35% means 35% more people disapprove of him than approve. This is an unusually negative figure even by UK standards, which historically produce lower net approval ratings than the simple US approve/disapprove split.

If Starmer’s net −35% were converted into approximate raw approval terms, he would be polling somewhere around 25–28% approval. That is significantly lower than Trump’s 43% — which itself is not high by historical presidential standards. Both leaders are unpopular, but Starmer is currently more unpopular on the metrics available.

Generic Ballot D+6 vs Reform UK 28%: Different Measures

The US “generic ballot” asks registered voters which party they would vote for in their House of Representatives race. A D+6 figure means Democrats lead Republicans by 6 percentage points on this measure. The generic ballot is one of the most reliable predictors of the eventual partisan composition of the House, though the Electoral College and district geography complicate the translation from national vote to seats.

The UK equivalent would be voting intention, where Reform UK currently polls at 28% — making it one of the leading parties. But “28% for Reform UK” and “D+6 on the generic ballot” are measuring fundamentally different things. The generic ballot is a two-party partisan gap; UK voting intention is an absolute share in a multi-party system. Comparing them directly would be like comparing a temperature in Celsius to one in Fahrenheit without converting.

Why the UK Does Not Have an Electoral College

The United States Electoral College is one of the most distinctive features of American democracy and has no equivalent in the United Kingdom. Understanding the difference helps explain why US and UK polling translate into electoral outcomes so differently.

How the US Electoral College Works

When Americans vote for president, they are technically voting for a slate of Electoral College electors pledged to a candidate. Each state has a number of electors equal to its total congressional representation (House seats plus two Senators). With a few exceptions, states use a winner-take-all system: the candidate who wins the most votes in a state gets all of that state’s electoral votes. A candidate needs 270 electoral votes out of 538 to win the presidency.

The practical consequence is that a handful of “swing states” — those where the partisan margin is narrow — determine presidential elections. In 2024, the key states were Pennsylvania, Michigan, Wisconsin, Georgia, Arizona, and Nevada. California (54 electoral votes) and Texas (40 electoral votes) were largely irrelevant because their outcomes were not in doubt. National popular vote polls can be misleading: a candidate can win the national popular vote and lose the Electoral College, as happened in 2000 and 2016.

How UK First Past the Post Works

The UK uses a simpler system at the constituency level: the candidate with the most votes in each of 650 constituencies wins that seat. There is no national popular vote aggregation — the winner of a general election is determined by who wins the most individual constituencies, not who gets the most total votes. Like the Electoral College, this creates significant geographic distortions between national vote share and parliamentary seats.

Unlike the Electoral College, the UK system has no formal tiers or stages. But it shares the fundamental property of concentrating political competition in marginal constituencies. A party that runs up large majorities in safe seats is “wasting” votes; a party with evenly distributed support struggles to translate vote share into seats. This is exactly Reform UK’s current problem.

Swing States vs Marginal Constituencies

The US has approximately 80–100 competitive congressional districts and 6–10 swing presidential states. The UK has approximately 150–200 genuinely marginal constituencies out of 650. In both cases, electoral outcomes are effectively decided by a minority of voters in a minority of geographic units. National polling is a guide to the underlying position, but the translation into outcomes requires detailed local analysis.

The Trump Parallel: Is Farage the UK’s Trump?

European and US media frequently describes Nigel Farage as “Britain’s Trump.” The comparison has some validity but also significant limits.

The similarities are real: both are insurgent right-wing populists who disrupted established two-party competition, both draw heavily on anti-immigration and anti-establishment sentiment, both have strong personal brands that outperform their party’s institutional strength, and both benefit from intense media coverage disproportionate to their formal political power.

But the differences matter too. Trump held and won back the presidency; Farage is an MP for the first time and leads a party with 5 seats. Trump’s Republican party controls the apparatus of a two-party duopoly; Reform UK must break through a two-party system while being structurally disadvantaged by FPTP. Trump’s personal approval rating of 43% reflects a stable partisan base of roughly half the US electorate; Farage’s personal approval is lower than Reform UK’s voting intention figure, suggesting the party is pulling support beyond its leader’s personal following.

Cross-Cutting Themes: What the US and UK Share

Despite structural differences, several polling trends are visible in both countries simultaneously:

• Incumbent unpopularity: Both Trump (historically) and Starmer (currently) face approval ratings that would be considered low by their respective countries’ historical standards. Governing is expensive in polling terms in both systems.
• Economic pessimism: Cost-of-living concern is near the top of issue salience polling in both the US and the UK. Inflation, housing costs, and wage stagnation are central voter anxieties on both sides of the Atlantic.
• Immigration as a top issue: In both countries, polling consistently shows immigration near or at the top of issues voters consider most important. This drives support for right-wing parties in both systems.
• Declining trust in institutions: Trust in parliament and congress, in mainstream media, and in professional expertise has declined in both countries over the past decade. This creates favourable conditions for anti-establishment candidates.

What UK Readers Should Know About US Polling

If you follow US political coverage as a UK reader, several features of US polling deserve explanation:

State-level polling matters more than national polling for presidential races. A national poll showing Trump at 43% or Democrats leading the generic ballot by 6 points tells you less about who will win than a collection of state-level polls in Pennsylvania, Michigan, and Wisconsin.

The generic ballot and House elections are not straightforward. Democrats winning the generic ballot by 6 points does not automatically mean Democrats win the House. Gerrymandering — the deliberate drawing of congressional district boundaries to favour one party — creates a structural Republican advantage in many states. D+6 in 2026 might not be enough to flip the House.

Presidential approval and vote intention are separate. A president can have 43% approval but win re-election if the opposition fails to consolidate, as economic conditions improve, or as campaign dynamics shift. UK readers familiar with net approval numbers will find US approve/disapprove figures systematically higher.

Cross-Links: US Polling Data

For detailed US polling data, including the generic ballot tracker, presidential approval, and Senate race polling, see our sister site:

Frequently Asked Questions

Why is Trump’s 43% approval considered low?

By historical standards, most US presidents have maintained approval ratings above 50% at comparable points in their terms. Eisenhower, Kennedy, Reagan (second term), Clinton, and Obama all spent extended periods above 55%. The floor for Trump’s approval in his first term was around 37%; in his second term it has held more steadily around 43%. The structural reason is that US politics is now so polarised that almost no one approves of a president from the opposing party, leaving the natural ceiling for any president at around 50–55% and the floor determined by their core partisan base.

What does D+6 on the generic ballot mean in practice?

In recent US electoral history, Democrats winning the generic ballot by 6 points has typically been associated with House gains. However, the relationship is not linear: due to gerrymandering and the geographic distribution of Democratic voters, a 6-point national lead does not automatically translate into a House majority. In 2012, Democrats won the House popular vote but lost the House seat count due to Republican district maps in key states.

Could Reform UK face an equivalent of the Electoral College problem?

In a sense, Reform UK already does. The FPTP equivalent of the Electoral College problem is that Reform UK’s national vote share does not translate into seats because its votes are distributed in areas where it comes second or third rather than first. The structural solution — for Reform UK as for the US Democratic Party in certain cycles — is geographic targeting: winning where you can win, rather than running up large margins in areas you cannot convert to seats.

How does Starmer’s −35% compare to historical UK leaders?

Keir Starmer’s net approval of −35% is historically very negative for a sitting prime minister who has been in office for less than two years. The most comparable recent figures came from Boris Johnson during the Partygate period (−40%+ net in some polls) and Liz Truss during the mini-budget crisis. The unusual feature of Starmer’s position is that his figures have been consistently negative since well before the 2024 election, and have deteriorated rather than improved in his first year in office.

Is the special relationship relevant to polling comparisons?

The “special relationship” between the US and UK is relevant to polling analysis in one specific way: British public opinion on US political figures is unusually well-formed compared to European attitudes toward US politics. YouGov regularly polls UK attitudes toward the US president, US foreign policy, and US domestic political figures. This body of data shows consistent patterns: UK voters broadly preferred Obama to Trump, preferred Biden to Trump, and are divided on current US foreign policy directions. This cross-country attitudinal data — available on both USPollingData.com and UKPollingData.com — provides one of the richer comparative datasets available for understanding how democratic publics in allied countries view shared political challenges.

Do UK voters pay attention to US politics?

Yes, to an unusual degree. YouGov polling consistently shows that UK voters have high awareness of US political figures compared to most other non-Anglophone countries. Trump’s first and second terms have been heavily covered in British media. For UK political analysts, the US experience provides the most direct comparator for questions about populist surge dynamics, because the media and political cultures share a language and many reference points. The key analytical danger is assuming that what happens in the US will happen in the UK on a similar timescale, which the differing structural features of the two systems make unreliable.

For readers who want to go deeper: our methodology page explains precisely how the UK cross-firm average is built, which is the most direct domestic equivalent of understanding the US Real Clear Politics or FiveThirtyEight average methodology.

Further Reading