A look at the candidates of France's conservative primary

Former French Prime minister and candidate for the French right-wing presidential primary Francois Fillon, center, arrives at his campaign headquarters in Paris, France, after the vote's first round, on Sunday, Nov. 20, 2016. Francois Fillon had the largest share of votes in early returns Sunday from the first round of the conservative primary for next year's presidential election. (Thomas Samson/Pool Photo via AP) (The Associated Press)

France's former prime minister and Bordeaux's mayor Alain Juppe, a candidate for France's upcoming presidential primary election, arrives at the polling station before voting at the conservative primary election in Bordeaux, southwestern France, Sunday, Nov. 20, 2016. French conservatives are voting in a nationwide primary to choose their nominee for next year's presidential election, after a campaign marked by concerns about immigration and Islamic extremism. (AP Photo/Bob Edme) (The Associated Press)

Francois Fillon and Alain Juppe came out on top of the first round of voting in France's first-ever conservative presidential primary Sunday, and now face a runoff election Nov. 27. Here's a look at who they are and what they promise for France:

FRANCOIS FILLON

Background: 62, prime minister under President Nicolas Sarkozy from 2007 to 2012.

Key promises: ban on adoption by same-sex couples, referendum on a quota system for immigrants, drastic reduction of the number of public servants, raising retirement age to 65, extending workweek beyond 35 hours, cutting taxes.

Style: austere, perceived as an experienced and qualified politician.

Weak points: lack of charisma, was long the No. 2 man in the shadow of Sarkozy.

ALAIN JUPPE

Background: 71, prime minister from 1995 to 1997 under then-President Jacques Chirac, pushed reforms that caused massive strikes, long prominent in conservative politics.

Key promises: cap on legal immigration, respect for religious freedom, raising retirement age to 65, extending workweek beyond 35 hours, cutting taxes.

Style: elder statesman, emphasis on experience and calm demeanor.

Weak points: his age, long links to discredited political establishment, past conviction for having taken illegal advantage of public funds.