How much is Fitrah / Fitrah in English 2018

Narrated Nafi: 

Ibn Umar used to give the Zakat of Ramadan (Zakat-al-Fitr) according to the Mudd of the Prophet, the first Mudd, and he also used to give things for expiation for oaths according to the Mudd of the Prophet. Abu Qutaiba said, "Malik said to us,  Our Mudd (i.e., of Medina) is better than yours and we do not see any superiority except in the Mudd of the Prophet!  Malik further said, to me,  If a ruler came to you and fixed a Mudd smaller than the one of the Prophet, by what Mudd would you measure what you give (for expiation or Zakat-al-Fitr?  I replied,  We would give it according to the Mudd of the Prophet  On that, Malik said,  Then, don t you see that we have to revert to the Mudd of the Prophet ultimately? "

Sahi Bukhari

Hadees No:  6713

Narrated Abu Said Al-Khudri: 

We used to give one Sa  of meal or one Sa  of barley or one Sa  of dates, or one Sa  of cottage cheese or one Sa  of Raisins (dried grapes) as Zakat-ul-Fitr.

Sahi Bukhari

Hadees No:  1506

Narrated Ibn  Umar: 

The Prophet ordered the people to pay Zakat-ul-Fitr before going to the  Id prayer.

Sahi Bukhari

Hadees No:  1509

Narrated Abu Said Al-Khudri: 

In the life-time of Allah s Apostle , we used to give one Sa  of food (edible things) as Sadaqat-ul-Fit,r (to the poor). Our food used to be either of barley, raisins (dried grapes), cottage cheese or dates.

Sahi Bukhari

Hadees No:  1510

Narrated Ibn  Umar: 

Allah s Apostle has made Sadaqatul-Fitr obligatory, (and it was), either one Sa  of barley or one Sa  of dates (and its payment was obligatory) on young and old people, and on free men as well as on slaves.

Sahi Bukhari

Hadees No:  1512

Abu Huraira reported Allah's Messenger (may peace be upon him) as saying: There is no Sadaqa on a slave except Sadaqat-ul-Fitr.

Sahi Muslim

Hadees No:  2174