The main difference is that Middle East is a geopolitical term focused on Eurocentric, historical, and cultural ties, often including Egypt, while West Asia (or Southwest Asia) is a precise geographical term identifying the westernmost part of the Asian continent. Though West Asia usually excludes North African countries like Egypt.

The “Middle East” was coined by Western powers (UK/US) in the 20th century to describe the region relative to Europe (between the “Near” and “Far” East). “West Asia” is a neutral, academic, and modern geographical descriptor.

In terms of geographical coverage, the Middle East typically includes Egypt and sometimes parts of Turkey, while West Asia is strictly the western part of the Asian continent. As one can see there is commonality with both terms overlapping significantly, covering countries like Saudi Arabia, Iraq, Iran, Syria, and the UAE.

In usage it is noticable that “Middle East” is common in media and geopolitics, while “West Asia” is increasingly used to decolonize regional naming.

Whilst this is ture, the term “West Asia” is gaining popularity, particularly in international development and among nations in the region, because it lacks theEurocentric bias of “Middle East,” which suggests the region is “middle” only when viewed from Europe.