Different varieties: London gold is a spot contract trading model, which is a bit poor. Unlimited contracts will generate overnight interest. New york gold is a futures contract trading mode, with no spread, a term contract and no overnight interest.

The quotation mechanism is different: London gold generally adopts two-way quotation by market makers, while new york gold is a matching quotation mechanism, so it may not be possible to close the transaction immediately after entering the market at the specified price.

The market is different: there are basically spot contract centers in the world that can realize online London gold trading. The online trading and on-site delivery system created by new york Gold for new york Stock Exchange (COMEX) is limited to the local gold market in the United States.

The trading code is different: the gold futures trading code is GLNC, while the spot gold trading code is XAUUSD.

The price fluctuation is different: the lowest price fluctuation of gold in London is 0.0 1 USD/oz, and the lowest price fluctuation of gold in new york is 0. 1 USD/oz.