They are all financial derivatives, and there is not much difference in essence. At most, it is slightly different in trading rules. The biggest difference is that futures are products traded on the floor, while spot is traded over the counter.

Spot is generally a single variety, while futures varieties are more. There are all kinds of goods in stock ... for example, some regional goods also have spot electronic disks, but there are some hard and fast rules on the varieties in futures ... and there are still many people who make spot electronic disks for delivery, and futures are now speculation.