if you want to make a successful trade then bitcoin is much more good than other currency there is maximum people are trading in bitcoin nowadays because bitcoin is very strong and useful currency and bitcoin increasing its price too much faster than other currency.
Most day traders in the cryto world are trading bitcoin because they are making money with the price fluctuation and since bitcoin is volatile they can easily make money trading full time, yes, full time traders are getting more chances to win than people who does not focus well because they have the chance to properly analyze the market for their decision.