Full list of all 77 Sniper Elite 3 achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 51 achievements, and there are 6 DLC packs containing 26 achievements.
Complete all the challenge missions
Play 1 mission in each mode (campaign, challenges, competitive multiplayer)
Kill 10 enemies with flint-triggered detonations
Get a kill with each offensive item
Earn 1 of every ribbon in competitive multiplayer
Distract 20 enemies with flint or rocks
Complete Mission 8
Complete the campaign in co-op
Complete the game on Cadet difficulty
Complete the game on Marksman difficulty
Complete the game on Sniper Elite difficulty
Kill 20 enemies by shooting explosives
Complete Mission 7
Get 20 chain reaction explosive kills
Own Sniper Elite, Sniper Elite V2 and Sniper Elite 3
Complete Mission 6
Kill 10 snipers before they see/shoot you
Complete a campaign mission without being seen (excluding Tobruk)
Hide a body in each of the wells in Gaberoun (Mission 2)
Clear the mountain pass without alerting the enemy (Mission 1)
Snipe enemies over a cumulative distance of a double marathon
Find half of the war diaries
Get 30 kills from sniper nests
Attain a rank of Second Lieutenant (level 31)
Complete Mission 5
Relocate 100 times
Hold breath for one hour
Tag 100 enemies or vehicles
Get a testicle-shot from over 100m away
Customize 1 rifle
Complete Mission 4
Attain a rank of Sergeant (level 11)
Create and save 4 loadouts
Play 10 competitive multiplayer matches
Complete Mission 3
Find and kill the visiting General (Mission 3)
Complete Mission 2
Complete a mission after losing over 500 units of health
Complete Mission 1
Complete the game on Authentic difficulty
Find all the war diaries
Find all the collectible cards
Find all the Sniper nests
Complete all the long shots
Complete all the optional objectives
Complete 100% of the campaign on any difficulty
Get to the informant without being spotted (Mission 4)
Make the target officer's death look like an accident (Mission 5)
Incapacitate 2 vehicles in Kasserine Pass within 5 seconds (Mission 6)
Destroy all 3 bomb dumps at the same time (Mission 7)
Throw an enemy off one of the bridges (Mission 8)
Kill the officer at the meeting with a testicle shot
Kill the target in the vehicle by shooting its weakspot
Kill the target in 7 different ways
Kill the target by shooting nearby explosive barrels
Kill the target with a chain reaction
Crush the target with a bell
Observe the target and correctly choose to leave or kill
Kill the target with a grenade
Shoot and kill the target
Shoot the target in his car
Get to the command tent unseen and without killing
Complete 'In Shadows'
Complete the mission without using any healing items
Complete 'Belly of the beast'.
Destroy all the Teufelsfeuer shipments in the truck depot.
Hit all the targets on the shooting range.
Eliminate a sniper with a stealth takedown.
Complete 'Confrontation'.
Spot and destroy 4 enemy traps without triggering them.
Kill the Teufelsfeuer soldiers in the coliseum.
Take out two of the AA gun crews with special explosive events.
Blow up the soldier in the distant tower using heavy artillery.
Find and set up the MG42.
Snipe the soldier in the tower far, far away.
Find and shoot the 10 hidden explosives (Shooting Range).
Earn Gold on all ranges (Shooting Range).