Ethereum and Litecoin are much quicker and cheaper than bitcoin, even when bitcoin's mempool is not clogged.
In some metrics, Ether has already surpassed Bitcoin: Since July of 2017, Ether has had more and more transactions on daily basis than bitcoin:
![comparison](https://steemitimages.com/640x0/http://thumb.ibb.co/dGALLc/comparison.png)