text: Napoléon Bonaparte was proclaimed Emperor on 18 May 1804 and ruled until he abdicated on 6 April 1814, at which time the Bourbon monarchy resumed under Louis XVIII. The Empire was briefly restored during the Hundred Days from 20 March to 22 June 1815; this section of the article includes all ships of the line launched from May 1804 to June 1815.
  118-gun ships ("vaisseaux de 118") of the First EmpireLater Dauphin Royal class (118-gun ships, continued)
  Austerlitz 118 (launched 15 August 1808 at Toulon) – Condemned 8 March 1837 at Brest.
  Wagram 118 (launched 1 July 1810 at Toulon) – Condemned 15 October 1836 at Brest.
  Impérial 118 (launched 1 December 1811 at Toulon) – Renamed Royal Louis April 1814, renamed Impérial March 1815, renamed Royal Louis July 1815, condemned 31 March 1825 at Toulon.
  Montebello 118 (launched 6 December 1812 at Toulon) – Rebuilt 1851–52 as steam battleship, stricken 1867, BU 1889 at Toulon.
  Héros 118 (launched 15 August 1813 at Toulon) – Condemned 10 March 1828 at Toulon.
  Roi de Rome 118 (building at Brest, never completed and broken up on the slip after 1815)
  110-gun ships ("vaisseaux de 110") of the First EmpireCommerce de Paris class, design by Jacques-Noël Sané, shortened from his 118-gun design by removing one pair of guns from each deck.