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In General
The speed to research each technology is defined by:
Research Time (in hours) = [Tech Time * 72 * (3 + Difficulty Modifier) * (1 - Credit Bonus)] / [(50 + Scientists) * (1.5 ^ Number of Labs) * (1.1 ^ Number of Lab Adjacencies)]
Difficulty Modifier is 0 for Easy and 1 higher for each difficulty above Easy.
Credit Bonus is 50% for any credit (80% with the Ready for War Starting Bonus).
Tech Times can be found under Research Projects below.
Research Projects
Offensive Tech
These research projects study the potential uses of Alien Alloys, Elerium and Weapon Fragments, unlocking more advanced handheld and vehicle weapons.
Offensive Tech
|
Research |
Credit type |
Prerequisites |
Cost |
Unlocks
|
|
|
|
|
Other |
|
Research |
Foundry |
Loadout |
Other
|
Alien Weaponry |
Weapons |
-
|
- |
- |
5 |
- |
20
|
Experimental Warfare Beam Lasers |
High-Capacity Pistols SHIV Advancements I
|
SCOPE Marksman Scope |
-
|
Beam Lasers |
Laser Weapons Weapons |
Alien Weaponry
|
15 |
40 |
25 |
- |
35
|
Advanced Beam Lasers |
XCOM Security I Enhanced Lasers
|
Laser Carbine Laser Rifle Laser Battle Rifle Laser SMG Laser Scattershot Laser Pistol Laser Autocannon (SHIV) |
-
|
Advanced Beam Lasers |
Laser Weapons Weapons |
Beam Lasers Drone Autopsy
|
- |
- |
- |
- |
10
|
Pulse Lasers |
-
|
Laser Autorifle Scatter Gatler Laser Strike Rifle Laser Sniper Rifle Laser Lance (MEC) |
Laser Cannon (Aerospace)
|
Gauss Weapons |
Gauss Weapons Weapons |
Alien Materials Experimental Warfare
|
110 |
15 |
80 |
- |
200
|
Advanced Gauss Weapons |
Rail Pistols Phoenix Coilguns
|
Gauss Carbine Gauss Rifle Gauss Battle Rifle Gauss Alloy Cannon Gauss SMG Gauss Autopistol Gauss Sentry Gun (SHIV) |
-
|
Advanced Gauss Weapons |
Gauss Weapons |
Gauss Weapons Floater Interrogation
|
- |
- |
- |
- |
20
|
EMP Weapons |
Quenchguns |
Gauss Autorifle Guass Machine Gun Gauss Strike Rifle Gauss Long Rifle Recoilless Rifle Gauss Railgun (MEC) Gravity Mine Launcher (MEC) Prediction Computer |
-
|
EMP Weapons |
Weapons |
Advanced Gauss Weapons
|
30 |
30 |
75 |
- |
150
|
Light Plasma Weapons Fusion Weapons |
- |
Electro Pulse (MEC) |
EMP Cannon (Aerospace)
|
Pulse Lasers |
Laser Weapons Weapons |
Advanced Beam Lasers Alien Power Systems Cyberdisk Autopsy
|
15 |
55 |
80 |
- |
300
|
Advanced Pulse Lasers |
- |
Pulse Carbine Pulse Rifle Pulse Battle Rifle Pulse Scattershot Pulse Pistol Pulse SMG Pulse Autocannon (SHIV) |
-
|
Advanced Pulse Lasers |
Laser Weapons Weapons |
Pulse Lasers
|
- |
- |
- |
- |
30
|
Light Plasma Weapons |
Supercapacitors |
Pulse Autoblaster Pulse Gatler Pulse Strike Rifle Pulse Sniper Rifle Pulse Lance (MEC) |
-
|
Compact Plasma Weapons |
Plasma Weapons Weapons |
Light Plasma Weapons
|
8 |
16 |
40 |
- |
80
|
- |
Reflex Pistols |
Plasma Pistol Plasma Mauler |
-
|
Light Plasma Weapons |
Plasma Weapons Weapons |
Muton Elite Interrogation EMP Weapons Advanced Pulse Lasers
|
30 |
220 |
225 |
- |
400
|
Compact Plasma Weapons Standard Plasma Weapons |
Condensed Plasma |
Plasma SMG Plasma Carbine |
-
|
Standard Plasma Weapons |
Plasma Weapons Weapons |
Light Plasma Weapons
|
20 |
30 |
40 |
- |
220
|
Heavy Plasma Weapons Precision Plasma Weapons Vehicular Plasma Weapons |
- |
Plasma Rifle Plasma Battle Rifle Plasma Reflex Cannon |
-
|
Heavy Plasma Weapons |
Plasma Weapons Weapons |
Standard Plasma Weapons
|
20 |
35 |
40 |
- |
220
|
- |
- |
Plasma Novagun Plasma Dragon
Plasma Particle Cannon (MEC) |
-
|
Precision Plasma Weapons |
Plasma Weapons Weapons |
Standard Plasma Weapons
|
20 |
35 |
40 |
- |
220
|
- |
- |
Plasma Strike Rifle Plasma Sniper Rifle |
-
|
Vehicular Plasma Weapons |
Plasma Weapons Weapons |
Standard Plasma Weapons
|
20 |
35 |
40 |
- |
220
|
- |
- |
Plasma Autocannon (SHIV) |
Plasma Cannon (Aerospace)
|
Fusion Weapons |
Weapons |
EMP Weapons
|
40 |
40 |
225 |
1 Fusion Core (not consumed) |
350
|
- |
- |
Blaster Launcher |
Fusion Lance (Aerospace)
|
Defensive Tech
These research projects study the potential uses of Alien Alloys and Elerium, unlocking more advanced Body Armor, MEC Suits and SHIVs.
Defensive Tech
|
Research |
Credit type |
Prerequisites |
Cost |
Unlocks
|
|
|
|
|
|
|
Research |
Foundry |
Loadout |
Other
|
Alien Materials |
- |
-
|
4 |
4 |
10 |
4 |
20
|
Elerium Advanced Aerospace Concepts All UFO Analyses Alien Biocybernetics Improved Body Armor Gauss Weapons
|
Alien Nucleonics Alien Metallurgy Improved Salvage Advanced Scavenging Enhanced Ballistics Aircraft Boosters
|
Alloy Plating Ammo - Shredder Ammo - Breaching Heavy Mags Alloy Bipod Phoenix Cannon
|
|
Improved Body Armor |
Armor |
Alien Materials
|
8 |
- |
- |
- |
40
|
Advanced Body Armor |
XCOM Security II |
Phalanx Armor Aurora Armor Reinforced Plating Ammo - Armor Piercing |
-
|
Advanced Body Armor |
Armor |
Improved Body Armor Chryssalid Autopsy
|
6 |
- |
- |
- |
50
|
Mobile Power Armor |
Mechanized Defenses |
Kestrel Armor Carapace Armor |
-
|
Mobile Power Armor |
Armor |
Advanced Body Armor Elerium
|
60 |
10 |
- |
- |
80
|
MEC Mark 2 Advanced Power Armor |
- |
Banshee Armor Aegis Armor |
-
|
Advanced Power Armor |
Armor |
Mobile Power Armor Berserker Interrogation Alien Power Systems
|
20 |
80 |
- |
- |
600
|
MEC Mark 3: Light MEC Mark 3: Heavy Antigrav Systems Stealth Systems |
- |
Corsair Armor Titan Armor Core Plating (requires Mechanized Defenses) |
-
|
MEC Mark 2 |
Armor |
Alien Biocybernetics Mobile Power Armor
|
60 |
40 |
180 |
12 |
75
|
MEC Mark 3: Light MEC Mark 3: Heavy |
- |
LMEC2 (Valiant) HMEC2 (Defender)
|
-
|
MEC Mark 3: Heavy |
Armor |
Advanced Power Armor Improved Combat Exoskeletons
|
240 |
10 |
460 |
4 |
250
|
- |
- |
HMEC3 (Dauntless) UHMEC3 (Devastator)
|
-
|
MEC Mark 3: Light |
Armor |
Advanced Power Armor Improved Combat Exoskeletons
|
20 |
80 |
320 |
4 |
250
|
- |
- |
LMEC3 (Vindicator) ULMEC3 (Vanguard)
|
-
|
Antigrav Systems |
Aerospace |
Advanced Power Armor Heavy Floater Autopsy Alien Propulsion
|
5 |
20 |
- |
- |
100
|
- |
Advanced Flight |
Seraph Armor Archangel Armor The Thumper (MEC) |
Hover SHIV
|
Stealth Systems |
- |
Advanced Power Armor Alien Communications
|
- |
20 |
- |
- |
100
|
- |
Stealth Satellites |
Ghost Armor |
-
|
Mind and Machine |
Psionics |
Alien Biocybernetics Alien Command and Control
|
10 |
15 |
- |
2 |
30
|
- |
- |
Vortex Armor |
-
|
Alien Autopsies
Alien Corpses that have been returned from successful missions can be autopsied for further analysis, once the required research projects have been completed. Note that autopsies require and consume multiple corpses, as listed below.
In addition to the listed unlocked items, autopsies also unlock the ability to inspect aliens on the battlefield and see their perks by targeting them and pressing F1.
Alien Autopsies
|
Research |
Prerequisites |
Cost |
Unlocks
|
|
Corpses |
|
Research |
Foundry |
Loadout |
Other
|
Sectoid Autopsy |
Xenobiology
|
1 Sectoid Corpse |
5
|
Sectoid Interrogation |
- |
- |
-
|
Thin Man Autopsy |
Xenobiology
|
1 Thin Man Corpse |
20
|
Thin Man Interrogation |
- |
Restorative Mist (MEC) |
-
|
Floater Autopsy |
Xenobiology
|
1 Floater Corpse |
15
|
Floater Interrogation |
|
|
Aim Booster (Aerospace) Ammo - Flak
|
Muton Autopsy |
Xenobiology
|
1 Muton Corpse |
25
|
Muton Interrogation |
Ammo Conservation Alien Grenades |
- |
-
|
Berserker Autopsy |
Xenobiology
|
1 Berserker Corpse |
30
|
Berserker Interrogation |
Shaped Armor |
Combat Stims |
-
|
Sectoid Commander Autopsy |
Xenobiology
|
1 Sectoid Commander Corpse |
45
|
Sectoid Commander Interrogation |
- |
Psi Frayer |
-
|
Muton Elite Autopsy |
Xenobiology
|
1 Muton Elite Corpse |
40
|
Muton Elite Interrogation |
Improved Medikit |
- |
-
|
Heavy Floater Autopsy |
Xenobiology
|
1 Heavy Floater Corpse |
40
|
Heavy Floater Interrogation |
Advanced Repair |
- |
-
|
Ethereal Autopsy |
Xenobiology
|
1 Ethereal Corpse |
50
|
Ethereal Interrogation |
- |
- |
-
|
Drone Autopsy |
Alien Circuitry
|
1 Drone Wrecks |
5
|
Advanced Beam Lasers |
- |
Holo Charger (SHIV) |
-
|
Seeker Autopsy |
Alien Circuitry
|
1 Seeker Wrecks |
15
|
- |
UFO Countermeasures |
Respirator Implant Chameleon Vest Shadow Device |
-
|
Chryssalid Autopsy |
Xenobiology
|
1 Chryssalid Corpse |
30
|
Advanced Body Armor |
- |
Chitin Plating |
Muscle Fiber Density Adaptive Bone Marrow (Gene Mods)
|
Cyberdisc Autopsy |
Alien Circuitry
|
1 Cyberdisc Wreck |
15
|
Pulse Lasers |
SHIV Advancements II |
Retaliatory Sensor (SHIV) |
Dodge Booster (Aerospace)
|
Mechtoid Autopsy |
Alien Circuitry
|
1 Mechtoid Core |
30
|
- |
Advanced Servomotors |
Psi Retaliator Alloy SHIV |
-
|
Sectopod Autopsy |
Alien Circuitry
|
1 Sectopod Wreck |
45
|
- |
- |
Battle Computer (MEC/SHIV) Weapon Supercooler (SHIV) |
-
|
Alien Interrogations
Alien captives that have been captured with an Stun Rifle and housed in the Alien Containment can be interrogated once the autopsy project for that species has been completed.
All interrogations unlock certain research credits, which increases the research speed of all future research projects and Foundry projects that match the credit type.
Alien Interrogations
|
Research |
Prerequisites |
Cost |
Unlocks |
Research Credits
|
|
Captives |
|
Research |
Other |
Research |
Foundry
|
Sectoid Interrogation |
Sectoid Autopsy
|
1 Sectoid |
30
|
Xenopsionics Elerium |
-
|
Cybernetics: Xenogenetics Alien Biocybernetics
|
Cybernetics: Advanced Repair Advanced Servomotors Advanced Surgery Improved Medikit Jellied Elerium MEC Warfare Systems
|
Thin Man Interrogation |
Thin Man Autopsy
|
1 Thin Man |
140
|
Experimental Warfare |
-
|
Laser Weapons: Beam Lasers Advanced Beam Lasers Pulse Lasers Advanced Pulse Lasers
|
Laser Weapons: Aircraft Boosters Enhanced Lasers Supercapacitators
|
Floater Interrogation |
Floater Autopsy
|
1 Floater |
140
|
Advanced Gauss Weapons |
-
|
Aerospace: UFO Analysis: (all) Advanced Aerospace Concepts Alien Propulsion Antigrav Systems
|
Aerospace: Advanced Flight Aircraft Boosters Armored Fighters Cooling Coils Elerium Afterburners Improved Avionics UFO Countermeasures UFO Tracking
|
Muton Interrogation |
Muton Autopsy
|
1 Muton |
190
|
- |
Tactical Rigging (Foundry Project)
Secondary Heart Adrenal Neurosympathy (Gene Mods)
Shielding Pod (SHIV)
|
Gauss Weapons: Gauss Weapons Advanced Gauss Weapons
|
Gauss Weapons: Mag Pistols Phoenix Coilguns Quenchguns Rail Pistols
|
Berserker Interrogation |
Berserker Autopsy
|
1 Berserker |
240
|
Advanced Power Armor |
Neural Damping Smart Macrophages (Gene Mods)
|
Armor: Improved Body Armor Advanced Body Armor Mobile Power Armor Advanced Power Armor Improved Combat Exoskeletons Heavy Combat Exoskeletons Mobile Combat Exoskeletons
|
Armor: Armored Fighters Shaped Armor Mechanized Unit Defenses Tactical Rigging
|
Sectoid Commander Interrogation |
Sectoid Commander Autopsy
|
1 Sectoid Commander |
270
|
Alien Command and Control |
Inner Fire Telekinetic Field Psychokinetic Strike (Psi Powers)
|
Psionics: Xenopsionics Alien Operations Alien Communications Alien Command and Control Mind and Machine
|
Psionics: Psi Warfare Systems
|
Muton Elite Interrogation |
Muton Elite Autopsy
|
1 Muton Elite |
280
|
Light Plasma Weapons |
Adrenaline Surge Iron Skin (Gene Mods)
|
Weapons: All Laser Weapon Research All Gauss Weapon Research All Plasma Weapon Research Alien Weaponry EMP Weapons Fusion Weapons
|
Weapons: All Laser Weapon Projects All Gauss Weapon Projects All Plasma Weapon Projects Ammo Conservation Enhanced Ballistics SCOPE Upgrade SHIV Suppression
|
Heavy Floater Interrogation |
Heavy Floater Autopsy
|
1 Heavy Floater |
260
|
|
Cooling Coils (Foundry Project)
|
Plasma Weapons: Plasma Weapons Advanced Plasma Weapons Compact Plasma Weapons Heavy Plasma Weapons Precision Plasma Weapons Vehicular Plasma Weapons
|
Plasma Weapons: Enhanced Plasma Reflex Pistols
|
Ethereal Interrogation |
Ethereal Autopsy
|
1 Ethereal |
340
|
Alien Command and Control |
Psi Mastery (Psi Power) |
All Research |
All Projects
|
Main Tech
Main Tech
|
Research |
Credit type |
Prerequisites |
Cost |
Unlocks
|
|
Items |
|
|
|
|
Other |
|
Research |
Facility |
Loadout |
Other
|
Alien Circuitry |
- |
- |
-
|
- |
- |
- |
- |
2 UFO Power Sources |
30
|
Alien Power Systems Alien Biocybernetics All Robotic Autopsies |
-
|
Arc Rifle Arc Pistol Satellite Nexus (Facility) |
-
|
Xenobiology |
- |
- |
-
|
- |
- |
- |
- |
4 Sectoid Corpses |
15
|
Xenoneurology Xenogenetics All Biologic Autopsies |
Alien Containment |
Stun Rifle AR Targeter |
-
|
Xenogenetics |
Cybernetics |
Xenobiology |
-
|
- |
- |
- |
10 |
- |
35
|
Alien Biocybernetics
|
Genetics Lab |
- |
Predictive Tracking Advanced Perception (Gene Mods)
|
Xenoneurology |
- |
Xenobiology |
-
|
- |
- |
10 |
- |
4 Sectoid Corpses |
10
|
Xenopsionics Alien Communications |
- |
- |
-
|
Alien Communications |
- |
Xenopsionics |
Alien Base Assault Complete
|
- |
10 |
- |
- |
- |
30
|
Stealth Systems |
Hyperwave Relay |
Mimic Beacon |
-
|
Xenopsionics |
Psionics |
Xenoneurology Sectoid Interrogation |
-
|
- |
50 |
- |
- |
4 UFO Power Sources |
25
|
Alien Operations |
Psionic Labs |
- |
Mindfray Neural Feedback Psi Panic Psi Inspire Mind Merge (Psi Powers)
Psi Warfare Systems (Foundry Project)
|
Alien Operations |
Psionics |
Xenopsionics |
Outsider Shard
|
- |
- |
- |
- |
- |
20
|
- |
- |
- |
Skeleton Key
|
Alien Biocybernetics |
Cybernetics |
Xenogenetics Alien Materials Alien Circuitry |
-
|
5 |
30 |
50 |
20 |
- |
60
|
Mind and Machine MEC Mark 2
|
- |
MEC-1 Minigun Incinerator Module Neural Scope
|
Advanced Surgery MEC Warfare Systems (Foundry Projects)
|
Experimental Warfare |
- |
Alien Weaponry Thin Man Interrogation |
-
|
- |
- |
20 |
- |
- |
50
|
Advanced Aerospace Concepts Gauss Weapons |
Beam Strengthening New Combat Systems
|
Smartshell Pod Adaptive Tracking Pod (SHIV) |
-
|
Elerium |
- |
Alien Materials Sectoid Interrogation |
Hyperwave Beacon (from Alien base assault)
|
- |
10 |
- |
- |
- |
10
|
Alien Power Systems Mobile Power Armor |
Jellied Elerium |
Elerium Turbos (SHIV) |
-
|
Alien Power Systems |
- |
Alien Circuitry Elerium |
-
|
- |
20 |
- |
- |
8 UFO Power Sources |
100
|
Alien Propulsion Advanced Power Armor Pulse Lasers
|
Elerium Batteries UFO Tracking |
Elerium Generator (Facility) |
-
|
Advanced Aerospace Concepts |
Aerospace |
Alien Materials Experimental Warfare |
-
|
10 |
- |
50 |
- |
- |
65
|
Alien Propulsion |
Armored Fighters Improved Avionics |
- |
-
|
Alien Propulsion |
Aerospace |
Alien Power Systems Advanced Aerospace Concepts |
-
|
60 |
20 |
20 |
- |
8 UFO Power Sources |
60
|
Antigrav Systems |
Elerium Afterburners |
Firestorm (Aerospace) |
Interceptor Cost -25%
|
Alien Command and Control |
Psionics |
Ethereal Interrogation |
Ethereal Device
|
10 |
15 |
- |
- |
- |
30
|
Mind and Machine |
Gollop Chamber |
- |
-
|
UFO Analysis
Once a UFO has crashed or landed and then is successfully assaulted, it can be analyzed as a research project. Once the research project has completed, ships gain 30% damage bonus against all UFOs of the same type.
Also, once UFO Scanners Foundry project is completed, analyzed UFO's display damage during Air Combat.
All UFO Analysis have the Aerospace credit type. Once a Floater has been interrogated, the speed at which UFOs are analyzed increases by 25%.
UFO Analysis
|
Research |
Credit type |
Prerequisites |
Cost |
Unlocks
|
|
Other |
|
|
|
Other
|
UFO Analysis: Small UFOs |
Aerospace |
Alien Materials
|
Small UFO Destroyed in Air or Small UFO Successfully Raided |
5 |
5 |
500 |
30% Increased Fire Rate vs Small UFOs Salvage 30% more alloys and elerium from Small UFOs
|
UFO Analysis: Medium UFOs |
Aerospace |
Alien Materials
|
Medium UFO Destroyed in Air or Medium UFO Successfully Raided |
10 |
10 |
500 |
30% Increased Fire Rate vs Medium UFOs Salvage 30% more alloys and elerium from Medium UFOs
|
UFO Analysis: Large UFOs |
Aerospace |
Alien Materials
|
Large UFO Destroyed in Air or Large UFO Successfully Raided |
15 |
15 |
500 |
30% Increased Fire Rate vs Large UFOs Salvage 30% more alloys and elerium from Large UFOs
|
UFO Analysis: Very Large UFOs |
Aerospace |
Alien Materials
|
Very Large UFO Destroyed in Air or Very Large UFO Successfully Raided |
20 |
20 |
500 |
30% Increased Fire Rate vs Very Large UFOs Salvage 30% more alloys and elerium from Very Large UFOs
|
Comprehensive Tech Tree
Alt Tech Trees
Core:
Offense:
Defense:
Autopsy:
Interrogation:
Research Archives
Here you can view a list of and summaries of all completed research projects.
Gene Labs
Modify the genes of up to 2 soldiers with Meld to install Gene Mods.
More information on Gene Mods can be found here: Gene Mods
Research Credits
Various technologies will offer research credits that will speed up research and foundry projects in broad categories.
Each research credit reduces the time to complete research and foundry projects in it's category by 50% (80% if the "Ready For War" start bonus is active).