Notice the legacy Akash image on the back and the smaller, more compact Akash NG superimposed over it.
Since Akash NG will feature a dual pulse rocket motor, the hulking ramjet intakes are gone. Therefore it's quite possible that there will be more missiles per vehicle.
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Likewise, a compact canister for Akash.
Very similar to the QRSAM launch canisters.
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Possible search, track and FCR AESA for Akash NG.
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These upgrades will make the Akash missile system more mobile, carry more missiles, easier to set up and in essence more lethal.