Former Vice President Joe Biden Joe BidenBiden says voters should choose who nominates Supreme Court justice Trump, Biden will not shake hands at first debate due to COVID-19 Joe Biden should enact critical government reforms if he wins MORE on Thursday called British Prime Minister Boris Johnson a "physical and emotional clone" of President Trump Donald John TrumpBiden says voters should choose who nominates Supreme Court justice Trump, Biden will not shake hands at first debate due to COVID-19 Pelosi: Trump Supreme Court pick 'threatens' Affordable Care Act MORE while speaking at a fundraiser after hearing news of Johnson's Conservative Party winning a majority in Parliament.

The Democratic presidential candidate also said that Johnson was able to win because the rival Labour Party had moved too far left.

"Boris Johnson is winning in a walk,” Biden said Thursday, predicting that headlines would say, “Look what happens when the Labour Party moves so, so far to the left. It comes up with ideas that are not able to be contained within a rational basis quickly.”

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“You’re also going to see people saying, my god, Boris Johnson, who is kind of a physical and emotional clone of the president, is able to win,” Biden added.

Biden has positioned himself as a more centrist candidate, different from other front-runners such as Sens. Bernie Sanders Bernie SandersTrump, Biden will not shake hands at first debate due to COVID-19 Sanders tells Maher 'there will be a number of plans' to remove Trump if he loses Sirota reacts to report of harassment, doxing by Harris supporters MORE (I-Vt.) and Elizabeth Warren Elizabeth WarrenOvernight Defense: Appeals court revives House lawsuit against military funding for border wall | Dems push for limits on transferring military gear to police | Lawmakers ask for IG probe into Pentagon's use of COVID-19 funds On The Money: Half of states deplete funds for Trump's 0 unemployment expansion | EU appealing ruling in Apple tax case | House Democrats include more aid for airlines in coronavirus package Warren, Khanna request IG investigation into Pentagon's use of coronavirus funds MORE (D-Mass.), who are part of the Democratic Party's progressive wing.

The former vice president made the comments during a South San Francisco fundraiser hosted by technology entrepreneur Jon Fisher and clothing boutique owner Darla Fisher, who are married.

About 40 donors attended the event held at South San Francisco’s National Bioskills Laboratories.

Biden is among the top contenders in the crowded Democratic presidential field, consistently polling in the top spot in the run up to the Iowa caucuses and New Hampshire primary.