Is bitcoin going to be instant and free like XRB? No.
Is bitcoin going to support smart contracts like ETH and NEO? No.
Is bitcoin going to pay you for holding it like NEO, VEN, XLM? No.
Is bitcoin going to pay you exchange dividends like KCS and COSS? No.
Is bitcoin going to be completely anonymous like XMR? No.
Is bitcoin going to have the business partnerships of VEN, ICX, WTC, REG, OMG?
Lightning network will it make it a bit faster and a bit cheaper. There's a hell of a lot more to blockchain technology than being a bit faster and a bit cheaper.
There would be always advantage among those altcoins over bitcoin when it comes to feature and its capabilities but we cant really deny that bitcoin would really still remain on the top and a big community do still believe on it.People might engage into those altcoins you do mention but yet I'm sure they are still storing up or using bitcoin. We do know its flaws but same as OP said we do further even see its adoption rate and usage.