This document compares Byzantine and Ottoman architecture over time. Early Byzantine architecture was influenced by the Roman Empire and Islamic styles. Middle and Late Byzantine styles spread to Orthodox countries. Ottoman architecture was initially influenced by Byzantine styles from 1299-1453 AD, with Hagia Sophia as a key influence. The works of architect Sinan defined Middle Ottoman styles, while the Late Ottoman Empire saw its own architectural period. Similarities and differences between the Byzantine and Ottoman styles are also examined.

1. Byzantine architecture vs Ottoman architecture
I- Early Byzantine architecture
A-Heritage of Roman Empire
B-Islamic influence on Byzantine architecture
II-Middle and Late Byzantine Architecture
A-The impact of Byzantine constructions on Orthodox countries
III-Ottoman architecture
A-Early age 1299-1453
B-Byzantine influence on Ottoman architecture
IV-Middle and Late Ottoman Architecture
A-Hagia Sophia Impact
B-Architect Sinan works
C-Very late Empire Period
V-Byzantine and Ottoman architecture comparison
A-Similarities
B-Difference