Full list of all 44 Resident Evil achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox One.
Finish the game on Very Easy difficulty or higher.
Finish the game using Jill.
Finish the game saving Chris and Barry using Jill.
Save Chris from confinement using Jill.
Break into the laboratory using Jill.
Save Barry from Lisa Trevor.
Defeat Black Tiger.
Defeat Yawn using Jill.
Defeat a Hunter.
Obtain the Helmet Key using Jill.
Defeat mother Neptune.
Survive your first encounter with Yawn.
Save Richard with a serum.
Defeat a Crimson Head prototype1 using Jill.
Burn up a zombie.
Burn up two zombies at the same time with the lighter.
Defeat a Crimson Head.
Save Jill using Barry.
Defeat a zombie.
Die for the first time.
Finish the game on Easy difficulty or higher.
Finish the game on Normal difficulty or higher.
Finish the game on Hard difficulty.
Finish the game with Jill and Chris.
Finish the game in Real Survival mode.
Finish the game in Invisible Enemy mode.
Obtain the Stone & Metal Object using Chris.
Defeat Plant 42 using Chris.
Obtain the "Last Book Vol. 2" using Chris.
Defeat Lisa Trevor using Chris.
Finish the game using Chris.
Save Chris using Rebecca.
Save Rebecca from a Hunter.
Save Jill from confinement using Chris.
Finish the game saving Rebecca and Jill using Chris.
Finish the game without saving anyone using Chris.
Finish the game without saving anyone using Jill.
Finish the game in three hours.
Finish the game in five hours.
Finish the game using only your knife (no lighter, Defensive Items, and stomping zombie heads).
Finish the game without saving.
Obtain all weapons (must load grenade launcher with all shell types).
Obtain all costumes.
Visit all places on all maps.