Ottomans (Age of Empires IV)/Tree

Civilization

Technology tree

Mastery

Civilization

Technology tree

Mastery

Ottoman technology tree in Age of Empires IV.

The Ottomans lack the following technology:

• Military Academy
• Serpentine Powder

The Ottomans have access to the following rare units:

• Ribauldequin

Dark Age	Feudal Age	Castle Age	Imperial Age
	Battering Ram
	Siege Tower
Town Center
Capital	Additional
Villager	Textiles
Scout
House
Mill
Survival Techniques	Professional Scouts
Wheelbarrow
	Horticulture ➞	Fertilization ➞	Precision Cross-Breeding
Lumber Camp
Forestry	Double Broadax ➞	Lumber Preservation ➞	Crosscut Saw
Mining Camp
	Specialized Pick ➞	Shaft Mining ➞	Cupellation
Farm
Military School
Barracks
Spearman ➞	Hardened Spearman ➞	Veteran Spearman ➞	Elite Spearman
		Man-at-Arms ➞	Elite Man-at-Arms
Dock
Fishing Boat	Extended Lines ➞	Drift Nets
Transport Ship
	Trade Ship
	Archer ship	Extra Hammocks	Heated Shot
	Incendiary ship	Incendiaries	Explosives
	Springald ship	Springald Crews	Swivel Cannon
		Grand Galley	Warship
	Naval Arrowslits
		Armored Hull ➞	Shipwrights
			Imperial Fleet
Palisade Wall
Palisade Gate
Outpost
	Fortify Outpost
	Arrowslits	Springald Emplacement	Cannon Emplacement
	Market
	Trader
	Blacksmith
	Bloomery ➞	Decarbonization ➞	Damascus Steel
	Steeled Arrow ➞	Balanced Projectiles ➞	Platecutter Point
	Fitted Leatherwork ➞	Insulated Helm ➞	Master Smiths
	Iron Undermesh ➞	Wedge Rivets ➞	Angled Surfaces
	Siege Engineering
	Archery Range
	Archer ➞	Veteran Archer ➞	Elite Archer
	Akinji ➞	Veteran Akinij ➞	Elite Akinji
		Crossbowman ➞	Elite Crossbowman
		Janissary ➞	Elite Janissary
			Janissary Guns
	Stable
	Scout		Spyglass
	Mehter
	Sipahi ➞	Veteran Sipahi ➞	Elite Sipahi
		Lancer ➞	Elite Lancer
	Stone Wall
	Stone Wall Gate
	Stone Wall Tower
		Keep
		Boiling Oil
		Springald Emplacement	Great Bombard Emplacement
		Mosque
		Imam
		Herbal Medicine	Piety
			Tithe Barns
		Siege Workshop
		Battering Ram	Lightweight Beams
		Springald	Roller Shutter Triggers
		Mangonel	Adjustable Crossbars
		Counterweight Trebuchet	Geometry
			Great Bombard
			Ribauldequin
		Greased Axles
			University
			Chemistry
			Siege Works
			Silk Bowstrings
			Biology
			Incendiary Arrows
			Court Architects
			Elite Army Tactics
Landmark
Sultanhani Trade Network
Twin Minaret Medrese
	Istanbul Imperial Palace
	Mehmed Imperial Armory
		Istanbul Observatory
		Sea Gate Castle

Imperial Council

Level 1	Level 2	Level 3	Level 4
Field Work	Military Campus	Advanced Academy	Siege Crews
Mehter Drums	Akinji System	Janissary Company	Great Bombard
Anatolian Hills	Extensive Fortifications	Pax Ottomana	Trade Bags