Full list of all 77 Sniper Elite 3 achievements. It takes around 35-40 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.
Observe the target and correctly choose to leave or kill
Shoot and kill the target
Kill the target with a chain reaction
Kill the target by shooting nearby explosive barrels
Crush the target with a bell
Kill the target in the vehicle by shooting its weakspot
Kill the target with a grenade
Shoot the target in his car
Kill the target in 7 different ways
Kill the officer at the meeting with a testicle shot
Complete 'In Shadows'
Get to the command tent unseen and without killing
Complete the mission without using any healing items
Complete 'Belly of the beast'.
Hit all the targets on the shooting range.
Destroy all the Teufelsfeuer shipments in the truck depot.
Complete 'Confrontation'.
Spot and destroy 4 enemy traps without triggering them.
Kill the Teufelsfeuer soldiers in the coliseum.
Eliminate a sniper with a stealth takedown.
Snipe the soldier in the tower far, far away.
Blow up the soldier in the distant tower using heavy artillery.
Take out two of the AA gun crews with special explosive events.
Find and set up the MG42.
Find and shoot the 10 hidden explosives (Shooting Range).
Earn Gold on all ranges (Shooting Range).