I hope no one can't beat bitcoin,many alts are rising but they are not enough. but anything is happened in next 10 years. most probably no chances against bitcoin.
To be honest, if for long term, not have altcoin can compete with Bitcoin. However, not like the definition altcoin don't have chances against bitcoin in short time. In the past, have many altcoin growth better than Bitcoin, they are Ripple, Stellar, Ethereum, Stratis ...