Full list of all 46 Resident Evil 4 achievements worth 1,180 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 39 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 7 achievements worth 180 Gamerscore.
Complete the main story on Hardcore mode or higher.
Obtain all treasures indicated on the island treasure map in a single playthrough.
Kill 2 parasites inside a Regenerador with a single bullet.
Defeat the Verdugo.
Complete the main story on Standard mode or higher.
Escape on the water scooter without taking any damage.
Defeat Osmund Saddler.
Defeat Jack Krauser.
Destroy 5 targets at the shooting range with one shot.
Defeat Ramón Salazar.
Get the exclusive upgrade for a weapon.
Make it through both minecart sections in the underground tunnel without taking any damage.
Sell a single treasure for at least 100000 ptas.
Defeat 3 enemies at once with a flash grenade.
Defeat a Garrador using only knives.
Use a cannon to defeat a zealot.
Defeat Bitores Méndez.
Rescue Ashley as she's being carried away by the enemy.
Complete a game at the shooting range.
Defeat Del Lago.
Upgrade a weapon.
Destroy a Clockwork Castellan.
Parry an enemy with a knife.
Complete a request for the Merchant.
Throw a grenade into Ramón Salazar's mouth.
Reach the top of the clock tower without the lift stopping once.
Obtain all treasures indicated on the village treasure map in a single playthrough.
Obtain all treasures indicated on the castle treasure map in a single playthrough.
Obtain all weapons.
Complete all requests from the Merchant.
Destroy all Clockwork Castellans.
Complete the main story on Standard mode with an S+ rank.
Complete the main story on Hardcore mode with an S+ rank.
Complete the main story on Professional mode.
Complete the main story within 8 hours.
Complete the main story without using a recovery item.
Complete the main story using only knives and handguns. (Excluding specific battles.)
Complete the main story without talking to the Merchant once.
Earn an S rank in all games at the shooting range.
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.