Full list of all 46 Resident Evil 4 achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 39 achievements, and there is 1 DLC pack containing 7 achievements.
Defeat El Gigante in Separate Ways.
Defeat Pesanta in Separate Ways.
Defeat Osmund Saddler in Separate Ways.
Complete Separate Ways on Standard mode or higher.
Complete Separate Ways on Hardcore mode or higher.
Complete Separate Ways on Professional mode.
Complete Separate Ways on Professional mode with an S+ rank.