Civilization IV comes with 86 technologies. The Beyond the Sword expansion pack adds six new technologies and changes four of the old ones. The Warlords expansion pack neither adds nor changes any technologies.
Technologies[]
Technology | Cost | Enables | Obsoletes | ||
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Ancient[] | |||||
The Wheel | 60 | Units: Chariot Improvements: |
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Agriculture | 60 | Improvements: Farm |
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Animal Husbandry | 100 | Improvements: Pasture Other effects: |
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Fishing | 40 | Units: Work Boat |
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Hunting | 40 | Units: Scout Spearman Improvements: |
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Mysticism | 50 | Buildings: Monument Wonders: |
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Archery | 60 | Units: Archer Crossbowman (with Machinery) Horse Archer (with Horseback Riding) Longbowman (with Feudalism) |
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Pottery | 80 | Buildings: Granary Improvements: |
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Writing | 120 | Buildings: Library Other: |
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Sailing | 100 | Units: Galley Buildings: Other: |
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Masonry | 80 | Buildings: Walls Aqueduct Wonders: Improvements: |
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Mining | 50 | Improvements: Mine |
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Priesthood | 60 | Buildings: Temple Wonders: |
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Bronze Working | 120 | Units: Axeman Civics: Other: |
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Polytheism | 100 | Wonders: Parthenon Temple of Artemis Other: |
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Monotheism | 120 | Civics: Organized Religion Other: |
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Meditation | 80 | Buildings: Monastery Other: |
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Classical[] | |||||
Monarchy | 300 | Improvements: Winery Civics: |
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Alphabet (changed in BtS) |
300 | Other: Technology trading |
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Mathematics | 250 | Buildings: Aqueduct Wonders: Improvements: Other effects: |
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Construction | 350 | Units: War Elephant Catapult Buildings: Other: |
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Code of Laws | 350 | Buildings: Courthouse Wonders: Civics: Other: |
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Metal Casting | 450 | Units: Trireme Buildings: Wonders: Improvements: |
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Compass | 400 | Units: Explorer Buildings: |
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Currency | 400 | Buildings: Market Grocer Other effects: |
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Horseback Riding | 250 | Units: Horse Archer (with Archery) Knight (with Guilds) Cavalry (with Military Tradition and Rifling) Cuirassier (with Gunpowder and Military Tradition) |
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Drama | 300 | Buildings: Theater Wonders: Other: |
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Calendar | 350 | Improvements: Plantation Other: |
Stonehenge Obelisk | ||
Iron Working | 200 | Units: Swordsman Other effects: |
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Literature | 200 | Wonders: Heroic Epic National Epic Great Library |
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Aesthetics (BtS) | 300 | Wonders: Parthenon Statue of Zeus Shwedagon Paya |
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Medieval[] | |||||
Banking | 700 | Buildings: Bank Civics: |
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Engineering | 1000 | Units: Pikeman Trebuchet (Warlords) Buildings: Wonders: Other: |
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Guilds | 1000 | Units: Knight (with Horseback Riding) |
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Feudalism | 700 | Units: Longbowman (with Archery) |
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Machinery | 700 | Units: Crossbowman (with Archery) Maceman (with Civil Service) |
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Civil Service | 800 | Units: Maceman (with Machinery) Civics: Other effects: |
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Philosophy | 800 | Wonders: Angkor Wat Civics: Other: |
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Optics | 600 | Units: Caravel Improvements: Other effects: |
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Theology | 500 | Wonders: Hagia Sophia, Apostolic Palace Civics: Other: |
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Paper | 600 |
Other: |
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Music | 600 | Buildings: Cathedral Wonders: Other: |
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Divine Right | 1200 | Wonders: Versailles Spiral Minaret Other: |
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Renaissance[] | |||||
Economics | 1400 | Buildings: Customs House Civics: Other: |
Castle | ||
Constitution | 2000 | Buildings: Jail Civics: |
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Astronomy | 2000 | Units: Galleon Frigate Buildings: Other: |
Colossus | ||
Democracy | 2800 | Buildings: Security Bureau Wonders: |
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Education | 1800 | Buildings: University Wonders: |
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Chemistry | 1800 | Units: Privateer Frigate |
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Corporation (technology) | 1600 | Wonders: Wall Street Other: |
Great Lighthouse | ||
Replaceable Parts | 1800 | Improvements: Lumbermill |
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Gunpowder | 1200 | Units: Musketman |
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Rifling | 2400 | Units: Rifleman Infantry (with Assembly Line) Marine (with Industrialism) Mechanized Infantry (with Robotics) Tank (with Industrialism) Cavalry (with Horseback Riding and Gunpowder) |
Chichen Itza Walls | ||
Printing Press | 1600 | Other effects: +1 from Villages and Towns |
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Nationalism | 1800 | Wonders: Hermitage Taj Mahal Civics: |
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Military Science (BtS) | 2000 | Units: Grenadier Ship of the Line (with Astronomy) Buildings: |
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Military Tradition | 2000 | Units: Cuirassier (with Gunpowder and Horseback Riding) Cavalry (with Rifling and Horseback Riding) Wonders: Other: |
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Liberalism | 1400 | Civics: Free Speech Free Religion Other: |
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Industrial[] | |||||
Railroad | 4500 | Units: Machine Gun Improvements: |
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Electricity | 4500 | Buildings: Bunker Bomb Shelter Wonders: |
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Assembly Line | 5000 | Units: Infantry (with Rifling) Buildings: Wonders: |
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Steel | 2800 | Units: Cannon Ironclad (with Steam Power) Buildings: Wonders: |
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Medicine | 4500 | Buildings: Hospital Wonders: Civics: |
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Industrialism | 6500 | Units: Marine (with Rifling) Tank (with Rifling) Battleship Carrier Buildings: Other effects: |
Ivory | ||
Communism | 2800 | Units: Spy Wonders: Civics: Other: |
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Scientific Method | 2400 | Improvements: Forest Preserve Other: |
Great Library Monastery | ||
Steam Power | 3200 | Units: Ironclad (with Steel) Improvements: Other: |
Hagia Sophia | ||
Fission | 5500 | Units: ICBM Tactical Nuke Buildings: Projects: |
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Combustion | 3600 | Units: Transport Destroyer Submarine (with Radio) Improvements: |
Whale | ||
Biology | 3600 | Other: Building farms without irrigation +1 from farms |
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Physics | 4000 | Units: Airship (BtS) Other: |
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Fascism | 2400 | Units: Paratrooper Mt. Rushmore Civics: Other: |
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Artillery | 4000 | Units: Artillery Anti-Tank Mobile Artillery (with Laser) |
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Modern[] | |||||
Radio | 6000 | Units: Submarine (with Combustion) Bomber (with Flight) Wonders: |
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Flight | 5000 | Units: Fighter Bomber (with Radio) Gunship (with Rocketry and Advanced Flight) Jet Fighter (with Composites) Stealth Bomber (with Stealth) Buildings: |
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Mass Media | 3600 | Buildings: Broadcast Tower Wonders: |
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Plastics | 7000 | Buildings: Hydro Plant Wonders: Improvements: |
Fur | ||
Computers (changed in BtS) |
6500 | Units: Modern Armor (with Composites) Buildings: Projects: |
Angkor Wat Spiral Minaret University of Sankore | ||
Ecology | 5500 | Buildings: Recycling Center Spaceship parts: Civics: Other: |
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Refrigeration | 4000 | Buildings: Supermarket Other: |
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Rocketry | 5000 | Units: SAM Infantry Gunship (with Flight and Advanced Flight) Guided Missile (with Radio) Tactical Nuke (with Fission) ICBM (with Fission) Attack Submarine (with Radio and Combustion) Projects: Spaceship parts: |
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Robotics (changed in BtS) |
8000 | Units: Mechanized Infantry Stealth Bomber (with Stealth) Stealth Destroyer (with Stealth) Buildings: Spaceship parts: |
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Satellites | 6000 | Spaceship parts: SS Docking Bay Buildings: Other effects: |
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Laser (BtS) | 7000 | Units: Mobile Artillery (with Artillery) Mobile SAM Buildings: |
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Fiber Optics (changed in BtS) |
7500 | Projects: The Internet Spaceship parts: |
Kremlin | ||
Advanced Flight (BtS) | 5000 | Units: Gunship (with Rocketry and Flight) |
Stable | ||
Superconductors (BtS) | 6500 | Buildings: Laboratory (with Computers) Spaceship parts: |
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Composites | 7500 | Units: Modern Armor (with Computers) Jet Fighter (with Flight) Spaceship parts: |
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Future[] | |||||
Fusion | 8000 | Spaceship parts: SS Engine Other effects: |
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Genetics | 7000 | Spaceship parts: SS Stasis Chamber |
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Stealth (BtS) | 8000 | Units: Stealth Bomber (with Robotics) Stealth Destroyer (with Robotics) |
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Future Tech | 8000 | Other: +1 in all cities +1 in all cities |
Civilization IV [edit] | |
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Warlords • Beyond the Sword • Colonization† | |
† Total conversion remake of the game Sid Meier's Colonization using Civilization IV engine |