How to choose which one SFP or GBIC ?

The fiber optic market is filled with options that will improve your connectivity in a matter of seconds. When it comes to transceivers, there are multiple types of modules you can choose from (GBIC, SFP, SFP+, QSFP, X2, CFP, and others), no matter if you opt for an older or newer fiber optic technology. Still, what answers to your needs the best?