5th generation fighters under development:
PLAAF: J-XX (WS-15), J-13, J-14
J-20 (first flight December 2010) - Indigenously build in China
J-13 - 5th gen plane under development
J-14 - 5th gen plane under development
IAF-Sukhoi PAK FA - Which is a Russian made plane with no Indian Research and Development involved
MRCA - 5th gen under development
4.5th generation fighters in service:
PLAAF: J-11B (WS-10), J-10B, Su-30MKK, JF-17
IAF-Sukhoi 30MKI , LCA TEJAS MK-1
4.5th generation fighters under development:
PLAAF: J-16 (Advanced version of J-11B)
IAF: LCA TEJAS
4tH gereration fighter
PLAAF: J-10A , JF-17* (Not yet in PLAAF but is already in service with Pakistan AF)
IAF- Mirage2000, MIG29
3rd Gen fighter
PLAAF: J-8, J-7, JH-7, Q5, H6
IAF: Mig-21, Mig-21Bis, Mig-21 Bison
Notes:
1) Tejas will be powered by American General Electric F-404/GE-F-414 engines.
2) FGFA will be powered by Russian Saturn 117S engines.
3) MCA will NOT be powered by indigenous engines.
4) China has the capability to develop various 4+ generation fighters indiginously while India is still a few decades behind China in mastering the technology
Read more:
Indian air force vs PLAAF