What makes Bitcoin different from alt coins?

[btccointalk]

Bitcoin is more accessible,it is more valuable the security of bitcoin has been proven far more than any other coins.
Bitcoin has the biggest community so far all these points makes bitcoin different from altcoin.

[gunungkembar]

Can we expect altcoins to reach the success of Bitcoin? and how long would it take? what are success metrics?

which distinguishes the bitcoin from other altcoins is due to total supply and because the first bitcoin technology and bitcoin are the mains of all digital currencies cryptocurrency not only that bitcoin also has a very high demand throughout the country that makes the price of bitcoin can be very expensive and berbed