Age of Empires IV Full Delhi Sultanate Technology Tree: Units, Buildings, and Upgrades

Age of Empires IV is a real-time strategy game that requires you to memorize tech trees to play effectively and get units out as soon as possible when you need them. However, each civilization has unique features and units, so remembering the prerequisites for each one can be difficult.

Full Delhi Sultanate Tech Tree

The tech tree below is sorted in ascending order by Civilization Age, then alphabetically by Building and the units/upgrades they provide at that Age. If a unit/upgrade is nested in another unit/upgrade, the parent list item is a prerequisite to the child list item.

Dark Age

The following buildings and units become available in the Dark Age.

• Barracks
  • Dark Age
    • Spearman
      • Hardened Spearman
        • Veteran Spearman (Castle Age)
          • Elite Spearman (Imperial Age)
  • Castle Age
    • Man-at-Arms
      • Elite Man-at-Arms (Imperial Age)
• Dock
  • Dark Age
    • Fishing Boat
    • Transport Ship
  • Feudal Age
    • Trade Ship
    • Dhow
    • Extended Lines
      • Drift Nets (Castle Age)
    • Patchwork Repairs
  • Castle Age
    • Baghlah
    • Explosive Dhow
    • Navigator Lookout
    • Armored Hull
  • Imperial Age
    • Chaser Cannons
    • Explosives
• Dome of the Faith (Landmark)
  • Dark Age
    • Scholar
• Farm
• House
• Lumber Camp
  • Dark Age
    • Forestry
  • Feudal Age
    • Double Broadax
      • Lumber Preservation (Castle Age)
        • Crosscut Saw (Imperial Age)
• Mill
  • Dark Age
    • Survival Techniques
    • Wheelbarrow
  • Feudal Age
    • Professional Scouts
    • Horticulture
      • Fertilization (Castle Age)
        • Precision Cross-Breeding (Imperial Age)
• Mining Camp
  • Feudal Age
    • Specialized Pick
      • Acid Distillation (Castle Age)
        • Cupellation (Imperial Age)
• Mosque
  • Dark Age
    • Scholar
    • Herbal Medicine
    • Piety
    • Sanctity
    • Efficient Production
  • Feudal Age
    • All-Seeing Eye
    • Swiftness
    • Zeal
    • Tithe Barns
• Outpost
  • Feudal Age
    • Arrowslits
    • Fortify Outpost
  • Castle Age
    • Springald Emplacement
  • Imperial Age
    • Cannon Emplacement
• Palisade Gate
• Palisade Wall
• Tower of Victory (Landmark)
• Town Center
  • Dark Age
    • Scout
    • Villager
  • Feudal Age
    • Textiles

Related: All Delhi Sultanate Civilization Masteries in Age of Empires IV

Feudal Age

The following buildings and units become available in the Feudal Age.

• Archery Range
  • Feudal Age
    • Archer
      • Veteran Archer (Castle Age)
        • Elite Archer (Imperial Age)
  • Castle Age
    • Crossbowman
      • Elite Crossbowman (Imperial Age)
    • Tower War Elephant
  • Imperial Age
    • Handcannoneer
    • Siege Elephant
• Battering Ram
• Blacksmith
  • Feudal Age
    • Bloomery
      • Decarbonization (Castle Age)
        • Damascus Steel (Imperial Age)
    • Steeled Arrow
      • Balanced Projectiles (Castle Age)
        • Platecutter Point (Imperial Age)
    • Fitted Leatherwork
      • Insulated Helm (Castle Age)
        • Mastered Smiths (Imperial Age)
    • Iron Undermesh
      • Wedge Rivets (Castle Age)
        • Angled Surfaces (Imperial Age)
    • Siege Engineering
  • Castle Age
    • Military Academy
    • Forced March
• Compound of the Defender (Landmark)
• House of Learning (Landmark)
  • Castle Age
    • Reinforced Foundations
    • Tranquil Venue
    • Lookout Towers
  • Imperial Age
    • Hearty Rations
    • Honed Blades
• Market
  • Feudal Age
    • Trader
• Siege Tower
• Stable
  • Feudal Age
    • Scout
    • Horseman
      • Veteran Horseman (Castle Age)
        • Elite Horseman (Imperial Age)
  • Castle Age
    • Lancer
      • Elite Lancer (Imperial Age)
    • War Elephant
  • Imperial Age
    • Armored Beasts
• Stone Wall
• Stone Wall Gate
• Stone Wall Tower

Castle Age

The following buildings and units become available in the Castle Age.

• Hisar Academy (Landmark)
• Keep
  • Castle Age
    • Springald Emplacement
    • Boiling Oil
    • Slow-Burning Defenses
    • Village Fortresses
  • Imperial Age
    • Cannon Emplacement
• Palace of the Sultan
  • Imperial Age
    • Tower War Elephant
• Siege Workshop
  • Units
    • Castle Age
      • Springald
      • Mangonel
      • Counterweight Trebuchet
      • Greased Axles
    • Imperial Age
      • Bombard
      • Roller Shutter Triggers
      • Adjustable Crossbars
      • Siege Works

Imperial Age

The following buildings and units become available in the Imperial Age.

• Great Palace of Agra (Landmark)
• Madrasa
  • Imperial Age
    • Chemistry
    • Geometry
    • Biology
    • Incendiary Arrows
    • Court Architects
    • Elite Army Tactics

That's the entire tech tree for the Delhi Sultanate Civilization!

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