Northern Pashto

Northern Pashto (شمالي پښتو) is a standard variety of the Pashto language spoken in Khyber Pakhtunkhwa, Pakistan, comprising the Northwestern and Northeastern dialects of Pashto.

North Eastern
Northeastern Pashto, is spoken primarily in the Khyber-Pakhtunkhwa province of Pakistan.

Yusapzai
Yusufzai/Yusapzai Pashto is the most-spoken subdialect in the Northeastern Dialect.

Comparison:

Lexical Variation
Even within the Yusapzai dialect; regional lexical variation is noted; as pointed out by Dr. Muhammad Ali Kaleem:

Sub-regional lexical variation
Even with regions there can be minor differences in pronunciation. Example:

North Western
The North Western is spoken in the east and northeast Afghanistan.

Phonological Variation
There is regional difference in North Western Pashto in pronunciation of words: