Sniper Elite 3 has 70 achievements worth 1440 gamerscore

The Gazala Gallop 0 Completed Mission 1	10
Advantage: Sniper 0 Get 30 kills from sniper nests	10
Wonderwall 0 Completed Mission 2	10
Through the fire … 0 Completed Mission 3	10
No refuge 0 Completed Mission 4	15
In the nick of time 0 Completed Mission 5	15
Crouching Tiger, Hidden Ratte 0 Completed Mission 6	15
Demolition Man 0 Completed Mission 7	20
Oscar Mike 0 Relocated 100 times	30
Make it go boom 0 Killed 20 enemies by shooting explosives	10
Sniping with friends 0 Completed the campaign in co-op	40
Time to reload 0 Completed the game on Cadet difficulty	20
Regular soldier 0 Completed the game on Marksman difficulty	30
Hard as nails 0 Completed the game on Sniper Elite difficulty	50
True sniper 0 Completed the game on Authentic difficulty	60
Casual reader 0 Found 50% of the war diaries	10
Archivist 0 Found all the war diaries	20
The gathering 0 Found all the collectible cards	20
Nesting instinct 0 Found all the Sniper nests	20
A shot in the dark 0 Completed all the long shots	40
Nothing is optional 0 Completed all the optional objectives	30
Dedicated soldier 0 Completed 100% of the campaign on any difficulty	100
You'll try anything once 0 Played 1 mission in each mode (campaign, challenges, competitive multiplayer)	10
Ghost of Tobruk 0 Clear the mountain pass without alerting the enemy (Mission 1)	10
Well, well, well 0 Hid a body in each of the wells in Gaberoun	10
End of the 'lein' 0 Find and kill the visiting General (Mission 3)	10
I Fort this would be difficult. 0 Get to the informant without being spotted (Mission 4)	10
I Siwa you did there 0 Make the target officer's death look like an accident (Mission 5)	10
Double tap 0 Incapacitated 2 vehicles in Kasserine Pass within 5 seconds	10
Three birds, one stone 0 Destroy all 3 bomb dumps at the same time (Mission 7)	10
Long way down 0 Throw an enemy off one of the bridges (Mission 8)	10
Officer material 0 Attained a rank of Second Lieutenant (level 31)	40
Through the looking glass 0 Killed 10 snipers before they see you	10
Hidden and dangerous 0 Completed a campaign mission without being seen (excluding Tobruk)	20
Competitive streak 0 Played 10 competitive multiplayer matches	20
An ode to Rube Goldberg 0 Got 20 chain reaction explosive kills	15
Tagged 0 Tagged 100 enemies or vehicles	15
This is my rifle … 0 Customized 1 rifle	10
Prepared for any eventuality 0 Create and save 4 loadouts	10
These are a few of my favourite things 0 Got a kill with each offensive item	15
Tactical distractor 0 Distracted 20 enemies with flint or rocks	10
Wait for it 0 Killed 10 enemies with flint-triggered detonations	10
Double the distance 0 Sniped enemies over a cumulative distance of a double marathon	30
Conserving oxygen 0 Hold your breath for an hour	15
The Everyman 0 Completed all the challenge missions	20
Highly decorated 0 Earned 1 of every ribbon in competitive multiplayer	20
Indestructible 0 Completed a mission after losing over 500 units of health	20
Charlie's Challenge 0 Get a testicle-shot from over 100m away	5
Pest Control Specialist 0 Completed Mission 8	20
Definitely no "90-day wonder" 0 Attained a rank of Sergeant (level 11)	20

Sniper Elite 3: Hunt the Grey Wolf

There are 10 achievements with a total of 200 points.

Threat assessment 0 Observed the target and made the right choice.	40
Sweating bullets 0 Shot and killed the target.	10
In the middle 0 Killed the target with a chain reaction.	10
Convenience is key 0 Killed the target by shooting nearby explosives.	10
Saved by the bell 0 Crushed the target with a bell.	10
No escape 0 Killed the target by destroying his vehicle.	10
Grenadier 0 Killed the target with a grenade.	10
Fast-moving target 0 Shot the target in his car.	10
... And stay dead! 0 Killed the target in 7 different ways.	80

Secret Achievements

Herr Charles 0 Killed the officer at the meeting with a testicle shot.

10

Sniper Elite 3: Save Churchill, Part 1: In Shadows

There are 3 achievements with a total of 70 points.

Surprise surprise 0 Completed 'In Shadows'	50
Living in the shadows 0 Got to the command tent unseen and without killing.	10
Nothing to lose 0 Completed the mission without using any healing items.	10

Sniper Elite 3: Save Churchill, Part 2: Belly of the Beast

There are 3 achievements with a total of 70 points.

Meltdown 0 Complete 'Belly of the beast'.	50
Shoot to thrill 0 Hit all the targets on the shooting range.	10
T.N.T. 0 Destroy all the Teufelsfeuer shipments in the truck depot.	10

Sniper Elite 3: Save Churchill, Part 3: Confrontation

There are 4 achievements with a total of 100 points.

Dry bone valley 0 Complete 'Confrontation'.	70
Feast your eyes 0 Spot and destroy 4 enemy traps without triggering them.	10
Blood and thunder 0 Kill the Teufelsfeuer soldiers in the coliseum.	10
The Hunter 0 Eliminate a sniper with a stealth takedown.	10