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