PAKFA has a different intake and it has even a patent in Russian for such new type of intake and the SU-27/Su-35 do not share the same intake with PAKFA, niether Su-35 uses LEVCONS, Su-35 and PAKFA only share electronics and a variant of the same engine, but this year the Type 30 engine is supposedly to be built and tested and by 2016 the PAKFA is supposed to fly a totally different engine much lighter, powerful and economicalExcept he did not state they were similarities between PAKFA and the SU-27. He is said it is noting similarities with the SU-35.
PAKFA uses also an AESA, while Su-35 a PESA radar
A Su-30SM
Su-27SM
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