Full list of all 25 Pistol Whip achievements. It takes around 4-5 hours to unlock all of the achievements in the base game on Windows.
The base game contains 16 achievements, and there is 1 DLC pack containing 9 achievements.
Travel a total of 15 kilometers
Earn an S rank or higher in any scene
Finish Death without harming the dancers
Earn an accuracy rating of 90% or higher in any scene ("Classic" style only)
Pistol Whip every enemy on the bridge in R U Afraid on any difficulty
Finish any scene on Hard ("Classic" style only)
Finish any scene on Normal ("Classic" style only)
Finish any scene on Easy ("Classic" style only)
Unlock all other achievements