Full list of all 50 Mirror's Edge achievements worth 1,250 gamerscore. It takes around 25-30 hours to unlock all of the achievements in the base game.
The base game contains 44 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 6 achievements worth 250 Gamerscore.
Knock out 20 enemies in melee combat
Perform 15 successful disarms (outside of the tutorial)
Complete a Speedrun of Chapter 9 below the target time.
Execute a stomp move on an enemy
Complete a Speedrun of Chapter 8 below the target time.
Complete a Speedrun of Chapter 7 below the target time.
Complete a Speedrun of Chapter 6 below the target time.
Complete a Speedrun of Chapter 5 below the target time.
Complete a Speedrun of Chapter 4 below the target time.
Complete a Speedrun of Chapter 3 below the target time.
Complete a Speedrun of Chapter 2 below the target time.
Complete story mode on hard difficulty.
Unlock all Time Trial stretches
Attain a Time Trial star rating of 50
Complete a Speedrun of Chapter 1 below the target time.
Complete a Speedrun of the Prologue below the target time.
Complete the game without shooting an enemy
Complete the story mode on any difficulty
Find all 30 hidden bags
Complete Chapter 8 in story mode
Complete Chapter 7 in story mode
Complete Chapter 6 in story mode
Complete Chapter 5 in story mode
Complete Chapter 4 in story mode
Find 11 hidden bags
Attain a Time Trial star rating of 35
Attain a Time Trial star rating of 20
Beat the qualifier time on any Time Trial stretch
Complete a chapter without getting shot
Perform a melee hit from a wallrun
String together the following: wallrun, jump, coil (over obstacle), skill roll
Complete Chapter 3 in story mode
Triggered the flip-off move
Complete Chapter 2 in story mode
String together the following: wallrun, jump, speedvault
Maintain sprint speed for 30 seconds.
Complete Chapter 1 in story mode
Complete a chapter of the game without ending up in a heavy landing
Complete a chapter without firing a gun
Complete the Prologue in story mode
Find all three hidden bags in one chapter
String together the following: wallrun, turn, jump, wallclimb, turn, jump
String together the following: jump, coil (over obstacle), slide (under obstacle)
Complete the Tutorial
String together: wallrun, wallrun, turn, swing, jump. [Pure Time Trials]
String together: slide, wallrun, wall climb, turn, jump. [Pure Time Trials]
String together: springboard, wallrun, turn, swing, jump. [Pure Time Trials]
String together: wallclimb, turn, swing, wallclimb, turn, swing, jump. [Pure Time Trials]
Attain a Time Trial star rating of 75. [Pure Time Trials]
Attain a Time Trial star rating of 90. [Pure Time Trials]