This comparison covers the performance, cost, features, and maturity of FC and iSCSI storage protocols
Updated June 28, 2026
FC
Best when high-performance, low-latency storage is required and budget is not a concern
iSCSI
Best when cost-effectiveness and simplicity are top priorities
While FC offers superior performance and maturity, iSCSI's lower cost and simplified management make it a more attractive option for many organizations. iSCSI's performance gap is narrowing, and its cost savings and ease of use make it a compelling choice for those who don't require the absolute best performance.
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