Full list of all 85 Sniper Elite 4 achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 52 achievements, and there are 4 DLC packs containing 33 achievements.
Complete all OSS Secondary Objectives in the Main Campaign
Master a single weapon
Kill one of each infantry type
Complete Mission 5
Complete Mission 4
Complete 50% of all Secondary Objectives in the Main Campaign
Reach character rank 25
Complete Mission 3
Kill enemies with 3 different environmental drop kills
Complete Mission 2
100 Kills with a Pistol
Kill 100 enemies with suppressed ammo
Fully Target Focus 100 times
Kill 5 Snipers before they see you
Complete all challenges in a single mission
Complete a single player mission without using a Medikit or Bandage
Complete Mission 1
Reach character rank 5
Complete Mission 6
Complete Mission 7
Complete Mission 8
Complete Overwatch 1
Complete Overwatch 2
250 Kills with a Secondary Weapon
500 Kills with a Rifle
Complete All Secondary Objectives in the Main Campaign
Total kill distance of 100 Kilometres
Kill 100 enemies with traps
Complete the entire main campaign on Authentic Difficulty
Complete the entire main campaign on Sniper Elite difficulty
Complete the entire main campaign on Marksman difficulty
Complete the entire main campaign on Cadet difficulty
Incapacitate an enemy, then shoot them in the testicles
Get at least one killshot on every organ
Kill an enemy via a booby trap
Satchel Charge 25 manned vehicles/pillboxes/pantherturms
Kill 5 enemies with a single artillery strike
Destroy the plane using a Bolt-Action Rifle
Complete all Mother Hen secondary Objectives in the main game
Get a kill with every weapon
Complete a main campaign mission with rifle kills only
Collect all Last Letters, Letters From Home, and Letters To Home in the main game
Fully master a rifle, secondary weapon and pistol
Shoot all Stone eagles
Find all sniper reports
Reach character rank 50
Complete all waves in a survival session
Complete at least one match in each mode
Take control of the enemy held radio and capture it with just seconds remaining
Complete the entire main campaign on Authentic difficulty with no manual saves
Complete the entire main campaign on Authentic Plus difficulty
Complete the entire main campaign on Authentic Plus difficulty with no manual saves.
Target Führer - Kill Hitler with a testicle shot
Target Führer - Kill Hitler with the casserole
Target Führer - Blow up Hitler on VIP boat with a sea mine
Target Führer - Kill Hitler with a torpedo rack
Target Führer - Crush Hitler with the Eagle at the ceremony
Target Führer - Complete all challenges
Target Führer - Kill Hitler with the submarine
Target Führer - Kill Hitler with any explosive item/trap
Target Führer - Kill Hitler and exfiltrate without being detected
Target Führer - Complete all Optional Objectives and destroy the base
Target Führer - Complete the Mission
Target Führer - Kill Hitler
Inception - Complete the mission
Inception - Complete all the challenges
Inception - Get to the destroyer and launch the torpedo without being spotted
Inception - Unlock the train door using the keys found on the officers
Inception - Melee takedown all the snipers
Inception - Destroy the tank with a crane drop
Inception - Dump Major Volker Grün's body into the water from the end of a boat
Infiltration - Complete the Mission
Infiltration - Complete all the Challenges
Infiltration - Kill the Valkyrie Squad reinforcements using only the Neunfaust
Infiltration - Multi-Kill the Officers during the tactical briefing in the auditorium
Infiltration - Kill all enemies on the island with explosives
Infiltration - Eye shot the book burning Officer
Infiltration - Complete the Mission without being shot by a Sniper
Obliteration - Complete the Mission
Obliteration - Complete all the Challenges
Obliteration - Kill everyone
Obliteration - Extract Wernicke, Hänel, and Kehrer in one playthrough
Obliteration - Don't kill any members of the Reiner family
Obliteration - From the bunker reach the extraction point without firing a shot
Obliteration - Kill all enemy snipers with explosives