Kingston Fury Renegade G5 4TB VS Samsung 9100 Pro 4TB

In read speed performance, the Kingston Fury Renegade G5 4TB and the Samsung 9100 Pro 4TB are in complete lockstep. Both drives deliver identical 14,800 MB/s sequential read throughput and 2,200,000 IOPS of random read performance — figures that place them firmly at the top tier of consumer NVMe storage.

The sequential read figure of 14,800 MB/s is significant in practice: at this level, large file transfers — think 4K video projects, virtual machine images, or game library migrations — complete in a fraction of the time compared to previous-generation drives. Meanwhile, the 2.2 million IOPS random read rating speaks to how the drive handles the scattered, unpredictable workloads typical of operating system tasks, application launches, and database queries. Both numbers suggest Gen 5 NVMe controllers pushing their theoretical limits.

With no measurable difference across either metric, read speed is a dead tie. Neither drive holds any advantage here, and this category should not influence a purchasing decision between the two.

Write speed is where these two drives finally diverge, and the split is genuinely interesting. The Kingston Fury Renegade G5 holds the sequential write crown at 14,000 MB/s versus the Samsung 9100 Pro's 13,400 MB/s — a roughly 4.5% gap that translates to a real but modest advantage when dumping large, contiguous data to the drive, such as rendering video exports or writing large compressed archives.

Flip the workload to random writes, however, and the Samsung reasserts itself decisively: 2,600,000 IOPS against the Kingston's 2,200,000 IOPS is an 18% lead — a far more significant margin. Random write IOPS directly governs how a drive handles the fragmented, concurrent write operations that dominate everyday computing: installing software, saving project files across multiple directories, or running a busy virtual machine. That nearly 400K IOPS advantage for the Samsung is not a paper spec — it reflects meaningfully snappier behavior under the mixed workloads most users actually encounter.

The verdict here depends on use case. For sustained large-file write throughput — content creation pipelines, bulk data ingestion — the Kingston Fury Renegade G5 has a narrow edge. For everything else, the Samsung 9100 Pro's commanding random write lead makes it the stronger performer in this category overall.

At the architectural level, these two drives share the same fundamental blueprint: both are M.2 PCIe 5.0 NVMe 2.0 SSDs using TLC NAND, DRAM cache, and an 8-channel controller. That common foundation explains much of the performance parity seen in read speeds. Where they diverge is in the silicon doing the work — the Kingston Fury Renegade G5 uses a Silicon Motion SM2508 controller, while the Samsung 9100 Pro is powered by Samsung's own Presto (S4LY027) — a fully vertically integrated solution where Samsung designs both the controller and the NAND. Neither approach is inherently superior on paper, but the in-house controller gives Samsung tighter optimization potential over time through firmware updates.

The more consequential difference for long-term ownership is endurance. The Kingston rates at 4,000 TBW (Terabytes Written) against the Samsung's 2,400 TBW — a 67% advantage that is far from trivial. For a 4TB drive, TBW directly governs how much data you can write before the warranty no longer covers drive failure. Power users, NAS operators, or anyone running write-intensive workloads like video editing or database operations will find the Kingston's endurance headroom significantly more reassuring. The MTBF figures reinforce this picture: 2 million hours for the Kingston versus 1.5 million hours for the Samsung.

Both drives carry identical 5-year warranties, so the warranty period itself is a wash. Overall, the Kingston Fury Renegade G5 holds a clear reliability and longevity edge in this category — the superior TBW and MTBF ratings make it the more durable long-term proposition, especially for users who push write loads hard.