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Fallout 4 - Companions, Affinity and Romance

A handy guide to every Companion in the game.

As you play through the game you'll encounter various characters who can become your Companion on your travels, and help you out in the thick of battle. Not only that, you can also gain various bonus Perks by having them by your side. Here's a quick run-down of all the Companions you can access in Fallout 4.

Fallout 4 - Companions and Companion Perks

First up, here's a list of every Companion in the game, how you pick them up, their potential for romance (ooh la la), and the Perk benefit you'll gain for increasing your Affinity with each one.

CompanionRelated QuestFoundRomance?PerkNotes
Cait Benign Intervention Combat Zone Yes Trigger Rush AP regenerates faster when below 25% Health
Codsworth N/A Sanctuary No Robot Sympathy +10 Damage Resistance against energy weapons
Curie Emergent Behavior Vault 81 Yes Combat Medic +100 Hit Points once per day if Health falls below 10%
Paladin Danse N/A Cambridge Police Station Yes Know Your Enemy +20% Damage against Synths, Feral Ghouls and Super Mutants
Dogmeat N/A Red Rocket Truck Stop No N/A N/A
Deacon N/A Old North Church No Cloak & Dagger +40% Stealth Boy duration and +20% Sneak Attack Damage
Hancock Recruiting Hancock Goodneighbor Yes Isodoped Gain Criticals 20% faster at 250 Rads or more
MacReady Long Road Ahead Goodneighbor Yes Killshot V.A.T.S. Headshot Accuracy increased by 20%
Piper Story of the Century Diamond City Yes Gift of Gab XP is doubled for discovering new locations and speech challenges.
Preston Garvey N/A Museum of Freedom Yes United We Stand +20% Damage and +20 Damage Resistance when fighting 3+ enemies
Strong N/A Trinity Tower No Berserk +20% Melee Weapon Damage when below 25% Health
Nick Valentine Long Time Coming Vault 114 No Close to Metal +50% faster terminal hacking and one additional guess
X6-88 N/A The Institute No Shield Harmonics +20 Energy Resistance

Companion Affinity overview

In order to develop your relationship with each chosen Companion - and access their powerful Perk - you'll need to build up your Affinity with them. Here's a quick overview of how your general behaviour and dealings with people will affect your relationship with each Companion.

BehaviourCaitCodsworthCurieDanseDeaconHancock
Generous Negative Positive ... Neither ... Positive
Mean Negative ... Positive Negative Positive Negative
Nice ... Positive Positive Positive Positive ...
Peaceful Negative ... Positive Negative ... Positive
Selfish Positive Negative Negative ... ... Negative
Violent Positive ... ... Positive Negative Positive
BehaviourMacReadyPiperPrestonStrongValentineX6-88
Generous ... Positive Positive Positive ... Negative
Mean Negative Positive Positive Negative Positive ...
Nice Negative ... ... ... Positive Negative
Peaceful Negative Negative Positive Positive Negative Positive
Selfish ... Negative Negative Negative ... Positive
Violent Positive Negative Negative Positive Negative ...

How to increase Companion Affinity

As well as your general behaviour towards your fellow citizens, there are some specific actions which affect your relationship with a Companion - for good or for worse. Here are some of the various acts you can use to influence your relationship with every one of these characters.

BehaviourCaitCodsworthCurieDanseDeaconHancock
Chem Addiction Both (Quest) Negative ... Negative Negative Positive
Chem Usage Both (Quest) Negative Negative ... Negative ...
Consume Alcohol Positive ... ... ... ... ...
Eat Corpse Negative ... ... ... Negative ...
Give Item Both (Quest) Positive Positive ... Positive Positive
Hack Computer ... ... ... ... Positive ...
Heal Dogmeat ... Positive Positive ... Positive ...
Modify Armour ... Positive ... Positive ... ...
Modify Weapon ... Positive ... Positive ... ...
Murder Non-Hostile Negative Negative Negative Negative Negative Negative
Naked! Positive ... ... ... ... Negative
Pick Lock (Owned) Positive Negative ... Negative Positive ...
Pick Lock (Unowned) Positive ... ... ... Positive ...
Pickpocketing Positive Negative Negative Negative ... ...
Speech Success ... Negative ... ... Positive ...
Theft ... Negative Negative Negative ... Negative
Use Power Armour ... ... ... Positive ... ...
Use Vertibird ... ... ... Positive ... ...
BehaviourMacReadyPiperPrestonStrongValentineX6-88
Chem Addiction Negative Negative Negative
Chem Usage Negative
Consume Alcohol
Eat Corpse Negative Negative Positive Negative
Give Item Negative Positive Positive Positive Negative
Hack Computer Positive Positive
Heal Dogmeat Positive Negative Positive Negative
Modify Armour Positive
Modify Weapon Positive Positive
Murder Non-Hostile Negative Negative Negative Positive Negative
Naked! Negative
Pick Lock (Owned) Positive Negative Negative Negative Negative
Pick Lock (Unowned) Positive Negative
Pickpocketing Negative Negative Negative
Speech Success Positive Negative Positive
Theft Positive Negative Negative Negative
Use Power Armour Negative Positive
Use Vertibird Negative Negative

- You can find the rest of our Fallout 4 guide from the index page.

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