Full list of all 83 HITMAN 3 achievements. It takes around 50-60 hours to unlock all of the achievements in the base game on Windows.
The base game contains 47 achievements, and there are 3 DLC packs containing 36 achievements.
Reach Berlin Mastery Level 20.
Use Royce's terminal to fry the core.
Reveal all undiscovered areas in Chongqing.
Find and unlock 15 Shortcuts.
Attend the secret Providence meeting.
Complete all Mission Stories in The Farewell.
Photograph the Yellow Bird.
Reveal all undiscovered areas in Berlin.
Reach Carpathian Mountains Mastery Level 5.
Become the club owner, and have a sit down with the ICA.
Complete The Final Test unspotted. Kill only Jasper Knight, ensuring his body is not found.
Complete any Mission Story in The Final Test.
Complete Untouchable.
47 takes another nap.
Take out a guard with a silenced pistol, with a shotgun and with an SMG.
Complete The Farewell.
Reveal all undiscovered areas in Mendoza.
Complete End Of An Era.
Complete Apex Predator.
Complete Death In The Family.
Reveal all undiscovered areas in Dartmoor.
Complete On Top Of The World.
Get 10 different Playstyles.
Assassinate Targets with Ballistic, Accident and Explosion Kills.
Complete The Final Test in the Prologue.
Complete Freeform Training in the Prologue.
Assassinate a Target without getting spotted.
Complete the Contract Creation Tutorial.
Complete Level 5 of an Escalation Contract set in the ICA Facility.
Beat the highest leaderboard score on a Contract.
Complete a Featured Contract.
Reveal all undiscovered areas in Dubai.
Kill Ingram with his oil-rig model, push Stuyvesant over a rail, and kill them in the air.
Make a target slip and fall while evacuating in a skydiving suit.
Complete all Mission Stories in On Top Of The World.
Reach Dubai Mastery Level 20.
Eliminate Alexa in her private room, shoot her from the roof, and put her to rest.
Help Emma kill Alexa.
Complete all Mission Stories in Death In The Family.
Reach Dartmoor Mastery Level 20.
Tremain has a rifle accident, Thames is hit by a crane and Montgomery & Banner light up the club.
Kill Hush in his "relaxing chair," electrocute Royce and shoot both with one bullet.
Complete all Mission Stories in End Of An Era.
Reach Chongqing Mastery Level 20.
Eliminate Vidal with the grape crusher, Yates with poisoned Grand Paladin, and both with gas.
Reach Mendoza Mastery Level 20.
Complete all Untouchable Challenges.
Reach Paris Mastery Level 20.
Complete Situs Inversus.
Complete Freedom Fighters.
Complete Club 27.
Complete A Gilded Cage.
Complete World of Tomorrow.
Complete The Showstopper.
Reach Sapienza Mastery Level 20.
Reach Marrakesh Mastery Level 20.
Complete Suit Only and Silent Assassin Challenges on The Icon, A House Built on Sand or Landslide.
Reach Bangkok Mastery Level 20.
Reach Colorado Mastery Level 20.
Reach Hokkaido Mastery Level 20.
Reach Hawke's Bay Mastery Level 5.
Complete The Ark Society.
Complete Another Life.
Complete Chasing a Ghost.
Complete Three-Headed Serpent.
Complete The Finish Line.
Complete Nightcall.
Reach Miami Mastery Level 20.
Reach Santa Fortuna Mastery Level 20.
Reach Mumbai Mastery Level 20.
Reach Whittleton Creek Mastery Level 20.
Reach Isle of Sgàil Mastery Level 20.
Complete The Last Yardbird as Silent Assassin.
Complete The Last Resort.
Complete Golden Handshake.
Get a score above 1,000,000 points on The Pen and the Sword.
Complete The Pen and the Sword as Silent Assassin.
Complete all The Pen and the Sword Challenges.
Reach New York Mastery Level 20.
Get a score above 1,000,000 points on Crime and Punishment.
Complete Crime and Punishment as Silent Assassin.
Complete all Crime and Punishment Challenges.
Reach Haven Island Mastery Level 20.