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.
Eliminate Vidal with the grape crusher, Yates with poisoned Grand Paladin, and both with gas.
Complete all Untouchable Challenges.
47 takes another nap.
Take out a guard with a silenced pistol, with a shotgun and with an SMG.
Complete Untouchable.
Reach Carpathian Mountains Mastery Level 5.
Reach Mendoza Mastery Level 20.
Reveal all undiscovered areas in Mendoza.
Find and unlock 15 Shortcuts.
Complete all Mission Stories in The Farewell.
Complete The Farewell.
Attend the secret Providence meeting.
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.
Use Royce's terminal to fry the core.
Complete End Of An Era.
Reveal all undiscovered areas in Chongqing.
Photograph the Yellow Bird.
Become the club owner, and have a sit down with the ICA.
Reach Berlin Mastery Level 20.
Tremain has a rifle accident, Thames is hit by a crane and Montgomery & Banner light up the club.
Complete Apex Predator.
Reveal all undiscovered areas in Berlin.
Help Emma kill Alexa.
Reach Dartmoor Mastery Level 20.
Complete all Mission Stories in Death In The Family.
Eliminate Alexa in her private room, shoot her from the roof, and put her to rest.
Reveal all undiscovered areas in Dartmoor.
Complete Death In The Family.
Make a target slip and fall while evacuating in a skydiving suit.
Reach Dubai Mastery Level 20.
Kill Ingram with his oil-rig model, push Stuyvesant over a rail, and kill them in the air.
Complete all Mission Stories in On Top Of The World.
Reveal all undiscovered areas in Dubai.
Complete On Top Of The World.
Complete the Contract Creation Tutorial.
Beat the highest leaderboard score on a Contract.
Complete a Featured Contract.
Complete Level 5 of an Escalation Contract set in the ICA Facility.
Get 10 different Playstyles.
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.
Assassinate Targets with Ballistic, Accident and Explosion Kills.
Complete Freeform Training in the Prologue.
Assassinate a Target without getting spotted.
Reach Hokkaido Mastery Level 20.
Complete Situs Inversus.
Reach Colorado Mastery Level 20.
Complete Freedom Fighters.
Reach Bangkok Mastery Level 20.
Complete Club 27.
Reach Marrakesh Mastery Level 20.
Complete A Gilded Cage.
Complete Suit Only and Silent Assassin Challenges on The Icon, A House Built on Sand or Landslide.
Reach Sapienza Mastery Level 20.
Complete World of Tomorrow.
Reach Paris Mastery Level 20.
Complete The Showstopper.
Complete The Last Yardbird as Silent Assassin.
Reach Isle of Sgàil Mastery Level 20.
Complete The Ark Society.
Reach Whittleton Creek Mastery Level 20.
Complete Another Life.
Reach Mumbai Mastery Level 20.
Complete Chasing a Ghost.
Reach Santa Fortuna Mastery Level 20.
Complete Three-Headed Serpent.
Reach Miami Mastery Level 20.
Complete The Finish Line.
Reach Hawke's Bay Mastery Level 5.
Complete Nightcall.
Reach Haven Island 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.
Complete The Last Resort.
Reach New York Mastery Level 20.
Complete Golden Handshake.
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.