This disclosure describes systems, methods, and computer-readable media related to competitive merchandise fulfillment delivery speed monitoring. Competitor merchants for a geographic region may be identified. Data for merchandise from sources associated with the competitor merchants may be obtained. A set of policies may be retrieved. The obtained data may be analyzed based at least in part on the policies to identify merchandise and an associated delivery speed available via the one or more competitor merchants. One or more suggested inventory management actions affecting the identified merchandise available via an online retailer may be generated based at least in part on the analyzed data. Implementation of at least one of the suggested inventory management actions may be facilitated. A website of the online retailer may be updated for the identified merchandise based at least in part on the implementation of the at least one of the one or more suggested inventory management actions.