Fallout 4: Ultimate Companion Ranking, Strengths, Perks, and Romance Guide
A journey through the desolate Commonwealth is harsh, but having a reliable companion by your side offers invaluable reassurance. Fallout 4, still captivating many players in 2026, features over 16 unique companions, each with their own combat abilities, stories, and "special Perks" that permanently enhance the player. This article provides a comprehensive guide to help you find the perfect partner for your adventure, detailing all companions' strengths, locations, romance options, and efficient methods for raising affinity.
【Information as of June 17, 2026】
Fallout 4 does not have a seasonal system, but a large Next-Gen Update was released on April 25, 2024. This update primarily focuses on graphical enhancements (60FPS support, higher resolution), stability improvements, and the free addition of several Creation Club contents. Direct balance adjustments regarding companion performance or abilities have not been mentioned in the official patch notes.
Who are the Strongest Companions? Combat Ability Ranking
While who is "strongest" heavily depends on your playstyle, the following companions stand out when evaluated purely on combat ability.
1st Place: Custom Robots (e.g., Ada, Codsworth)
With the "Automatron" DLC installed, you can freely customize companion robots at a robot workbench. Equipping Gatling Lasers or Nuka-Launchers on both arms and maximizing their armor creates the most powerful destructive weapon in the game. With overwhelming firepower and durability, they will crush any foe.
2nd Place: Paladin Danse
As a Brotherhood of Steel soldier, he comes standard-equipped with T-60 Power Armor, offering very high defense. His initial weapon, "Righteous Authority," is also a powerful laser rifle, making him reliable from the early game. His special Perk, "Know Your Enemy," is highly versatile and powerful, increasing damage by 20% against frequently encountered Ghoul, Super Mutant, and Synth enemies.
3rd Place: Curie (Synth Body)
She initially appears as a medical Mr. Handy, but transforms into a Synth upon completing the quest "Emergent Behavior." As a Synth, Curie boasts some of the highest Health among companions, making her an extremely tough frontline fighter. Equipped with powerful weapons, she will be a dependable partner who can survive any intense battle. The fact that she provides a Stimpak daily is also a small but welcome bonus.
All Companions Data List｜Locations, Special Perks, Romance
We've compiled a list of data for all major companions in Fallout 4. Use it as a reference to find partners that suit your playstyle.
| Name | Strength / Feature Evaluation | Location | Special Perk | Romance |
|---|---|---|---|---|
| Codsworth | Significantly enhanceable with "Automatron" DLC. Initially melee/flamethrower. | Sanctuary | Robot Sympathy: +10 energy weapon damage resistance against robots. | Not possible |
| Preston Garvey | Balanced type. Perk is excellent in combat against multiple enemies. | Museum of Freedom | United We Stand: Damage and damage resistance increase by 20% when facing 3+ enemies. | Possible |
| Dogmeat | The only companion for whom the Lone Wanderer Perk applies. Staggers enemies. | Red Rocket Truck Stop | None (Enhanced by Attack Dog Perk) | Not possible |
| Curie | Becomes very powerful as a Synth. Provides a Stimpak daily. | Vault 81 | Combat Medic: Once a day, heals 100 Health when Health falls below 10%. | Possible |
| Piper Wright | Perk that makes gaining XP from exploration and conversation appealing. | Diamond City | Gift of Gab: XP gained from discovering new locations and successful speech challenges is doubled. | Possible |
| Nick Valentine | Hacking support ability is useful. Important character in the story. | Vault 114 | Close to Metal: Hacking attempts increase by 1, and lockout time decreases by 50%. | Not possible |
| Cait | Good at melee combat. Perk is strong for turning the tide in a pinch. | Combat Zone | Trigger Rush: Action Point refresh rate is faster when Health is below 25%. | Possible |
| Strong | Melee-focused Super Mutant. Possesses high Health. | Trinity Tower | Berserk: Melee damage increases by 20% when Health is below 25%. | Not possible |
| Paladin Danse | Top-tier combatant with standard Power Armor. Perk is also very effective. | Cambridge Police Station | Know Your Enemy: +20% damage against Ghoul, Super Mutant, and Synth enemies. | Possible |
| Deacon | Perk that significantly enhances stealth gameplay is its biggest appeal. | Railroad HQ | Cloak & Dagger: Stealth Boy duration increases by 40%, and sneak attack damage +20%. | Not possible |
| John Hancock | Perk that builds criticals based on RAD contamination is powerful for specific builds. | Goodneighbor | Isodoped: Critical meter fills 20% faster when RADs are 250 or more. | Possible |
| MacCready | An essential Perk if you frequently use headshots in V.A.T.S. | Goodneighbor's The Third Rail | Killshot: V.A.T.S. headshot accuracy increases by 20%. | Possible |
| X6-88 | Synth belonging to the Institute. Perk that increases energy resistance. | The Institute | Shield Harmonics: Energy Resistance increases by 20. | Not possible |
| Porter Gage | Appears in "Nuka-World" DLC. Powerful Perk combining XP bonus and resistance. | Nuka-World's Fizztop Grille | Lessons in Blood: +5% XP from kills, +10 Damage Resistance. | Possible |
Maximize Affinity to Unlock Special Perks and Romance
Affinity System Basics
The "affinity" system, which deepens your bond with companions, is one of Fallout 4's major attractions. By maximizing affinity, you can gain special Perks from them and, with some, develop a romantic relationship.
Companion affinity varies based on the player's actions. It increases when you perform actions they "like" (e.g., generous choices, lockpicking, cooperating with a faction) and decreases when you perform actions they "dislike" (e.g., theft, murder, cooperating with hostile factions). Special conversations occur each time affinity reaches a certain level, allowing you to learn about their past and thoughts. When affinity is maximized (1000), you acquire that companion's unique special Perk. Once learned, this Perk remains permanently active even after parting ways with that companion.
Efficient Affinity Building Methods
- Modding Loop Strategy: Codsworth, Preston, and Danse like weapon and armor modifications. At a settlement workshop, simply repeatedly attaching and detaching mods on inexpensive weapons (like Pipe Guns) allows you to safely and reliably gain affinity.
- Action Repetition Using Save & Load: Actions that increase affinity have an internal cooldown. For example, if you take Piper to pick an owned lock, once affinity increases, it won't rise again from the next lockpick until several minutes have passed. To shorten this, it's effective to save just before the action, and if affinity increases, load and intersperse another action.
- Leveraging Companion Personalities: Utilizing specific actions that each companion likes is also effective. For instance, Cait enjoys when the player is naked or drinks alcohol, and Hancock's affinity increases with drug use. These actions can be easily repeated for efficiency.
Romanceable Companions and Benefits
- Piper Wright
- Cait
- Curie
- Paladin Danse
- Preston Garvey
- MacCready
- John Hancock
- Porter Gage (Nuka-World DLC)
After maximizing affinity, choose the [Romance] option in conversation; if successful, you'll enter a romantic relationship. If you sleep for more than one hour in a bed with a companion you're romancing, you gain "Lover's Embrace," a very powerful Perk that temporarily increases experience gain by 15%. To gain an advantage in your adventures, definitely try to build an intimate relationship with your favorite partner.
Summary
Fallout 4's companions are more than just combat pieces. Each possesses unique stories and abilities, making them invaluable presences that deepen and enhance your journey through the Commonwealth. If combat ability is your top priority, custom robots or Paladin Danse are excellent choices. If you prioritize exploration and role-playing, Piper or Nick Valentine would make wonderful partners. As a final goal, we recommend traveling with various companions to collect all their powerful special Perks. Use this article to find your ultimate companion and together, build your legend in the Commonwealth.
