During the bull run altocins can definitely increase much faster than BTC in percentage, just make sure
to invest in high potential alts with great future and not in exotic assets, so called shitcoins.
Indeed, risk on altcoin much bigger than bitcoin. But invest on altcoin like ETH, EOS or BNB for long term is profitable because having big market cap value. I am agree that dividing our investment in several altcoin is the safest option to reducing risk