Full list of all 80 Wolfenstein II: The New Colossus achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 3 DLC packs containing 30 achievements.
Collect 1000 helmets
Beat the game on "Call me Terror-Billy!" difficulty or higher
Beat the game on "I am death incarnate!" difficulty or higher
Destroy a Zerstörer with an Übergewehr
Kill Hitler during the Aerostat Audition
Beat the Panzerhund ride without killing anyone on "Bring 'em On!" difficulty or higher
Fully upgrade all weapons
Find all starcards
Found all concept art
Find all gold
Find all records
Complete all side missions
Find all of Max's toys
Complete the Killboard
Collect all Übercommander death cards
Max all Perks
Visit every District
Perform a Battle Walker takedown
Acquire all Contraptions and Contraption upgrades
Wait for the game to resume after the credits
Beat the game
Beat the game on "Bring 'em on!" difficulty or higher
Beat the game on "Do or die!" difficulty or higher
Capture the Ausmerzer
Travel to outer space
Recruit Horton's group
Decipher an Übercommander's location using the Enigma Machine
Finish a District without triggering an alarm
Find at least one of each collectible item
Perform a Constrictor Harness takedown
Ramshackles tackle a charging Supersoldat
Visit a District
Achieve the highest score in the Shooting Range
Achieve the second best time in the Killhouse
Upgrade a Contraption
Get a new body
Kill dad
Max a perk
Throw a hatchet and kill an enemy from 30m
Find Area 52
Recruit Grace's group
Fully upgrade a weapon
Stealth kill 10 enemies in a row
Upgrade a weapon
Play Wolfstone 3D
Stop the Nazi signal from Section F
Use the power armor
Perform a takedown while in the wheelchair
Make the choice
Beat the game on "Mein leben" difficulty
Find all gold in “The Adventures of Gunslinger Joe”
Find all readables in “The Adventures of Gunslinger Joe”
Beat the Venus challenge on “I am Death Incarnate” difficulty
Beat the Nightmare challenge on “I am Death Incarnate” difficulty
Beat the Station Omega challenge on “I am Death Incarnate” difficulty
Enact Revenge on Übercommander Metze
Beat the “The Adventures of Gunslinger Joe” on “I am Death Incarnate” difficulty or higher
Elude your pursuers
Escape from Research Station Omega
Beat “The Adventures of Gunslinger Joe” on "Mein leben” difficulty
Beat The Moon challenge on “I am Death Incarnate” difficulty
Beat the Hollywood challenge on “I am Death Incarnate” difficulty
Beat the Sacramento challenge on “I am Death Incarnate” difficulty
Find all readables in “The Diaries of Agent Silent Death”
Find all gold in “The Diaries of Agent Silent Death”
Kill General Dunkel
Beat “The Diaries of Agent Silent Death” on "I am Death Incarnate” difficulty or higher
Cancel Chuck Lorentz
Eliminate Übercommander Hans
Beat “The Diaries of Agent Silent Death” on "Mein leben” difficulty
Find all readables in "The Deeds of Captain Wilkins"
Find all gold in "The Deeds of Captain Wilkins"
Beat the Submerged challenge on "I am Death Incarnate" difficulty
Beat the Kodiak Islands challenge on "I am Death Incarnate" difficulty
Beat the Anchorage challenge on "I am Death Incarnate" difficulty
Stop the Sun Gun
Beat "The Deeds of Captain Wilkins" on "I am Death Incarnate" difficulty or higher
Destroy the cannons of Kodiak Island
Return to America
Beat "The Deeds of Captain Wilkins" on "Mein leben" difficulty