Full list of all 51 BioShock achievements worth 1,100 gamerscore. It takes around 15-20 hours to unlock all of the achievements in the base game on Xbox 360.
The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC packs containing 1 achievements worth 100 Gamerscore.
Achievements they've won
Achievements they've not won
Successfully complete the Welcome To Rapture Level.
Defeat the crazed Dr. Steinman
Defeat Peach Wilkins
Purchased every slot in all four Plasmid and Tonic tracks
Purchase one slot in any Plasmid or Tonic track
Acquire at least one weapon upgrade.
Fully research the Little Sister.
Take a Research Photo of the highest grade.
Take at least one Research Photo of a Splicer.
Perform at least one successful hack.
Successfully hack a security bot.
Successfully hack a security camera.
Successfully hack a turret.
Successfully hack a vending machine.
Successfully hack a safe.
Successfully invent at least one item.
Complete the game without harvesting any Little Sisters.
Either Harvest or Rescue every Little Sister in the game
Become a Big Daddy
Shock an enemy in the water.
Complete the game on the hardest difficulty setting.
Find every audio diary.
Acquire all upgrades for all weapons.
Collect or Invent 53 Tonics in the Physical, Engineering and Combat tracks.
Max out all possible research.
Fully upgrade five weapons.
Successfully invent at least 100 items.
Fully upgrade four weapons.
Enter Sander Cohen's personal quarters.
Fully upgrade three weapons.
Fully research the Nitro Splicer.
Take a picture of Sander Cohen's corpse
Fully research the Bouncer.
Take at least one photo in every research group.
Fully research the Spider Splicer.
Hit the jackpot at a slot machine
Fully research the Rosie.
Fully research the Houdini Splicer.
Fully research the Thuggish Splicer.
Fully research the Leadhead Splicer.
Break Fontaine's mind control over you
Defeat Andrew Ryan
Fully upgrade two weapons.
Purchased every slot in one of the Plasmid or Tonic tracks
Fully upgrade one weapon.
Successfully invented all possible ammo types.
Complete Sander Cohen's great masterpiece
Restore the Forests of Arcadia
Successfully complete 50 hacks.