SSD family comparison · Updated July 27, 2026 · Prices verified July 27, 2026

Sabrent Rocket 5 vs WD_BLACK SN850X

Sabrent Rocket 5 vs WD_BLACK SN850X at every capacity: prices, $/TB, speeds, endurance. Which to buy in July 2026 — full family comparison.

Verdict: Sabrent Rocket 5 vs WD_BLACK SN850X

This page compares the Sabrent Rocket 5 and WD_BLACK SN850X product families across all capacities we track. Per-capacity pricing changes the verdict more often than specs do, so start with the capacity table and then check the spec differences below.

On paper, the Sabrent Rocket 5 family leads on sequential read (14,000 vs 7,300 MB/s). In practice, both saturate typical consumer workloads — the speed gap matters mainly for sustained multi-GB transfers.

Per-terabyte economics favor the WD_BLACK SN850X: $133.75/TB at its best capacity, against $175.00/TB for the Sabrent Rocket 5. If budget drives the decision, the WD_BLACK SN850X is the default.

Sabrent Rocket 5 vs WD_BLACK SN850X: price by capacity

Capacity	Sabrent Rocket 5	WD_BLACK SN850X
1 TB	$259 · $259.00/TB	$220 · $220.00/TB	Full comparison →
2 TB	$350 · $175.00/TB	$348 · $174.00/TB	Full comparison →
4 TB	$739 · $184.75/TB	$535 · $133.75/TB	Full comparison →
8 TB	—	$1300 · $162.50/TB

Spec comparison (4 TB models)

Generation

Gen 5

Gen 4

Interface

PCIe 5.0 x4

PCIe 4.0 x4

Sequential read

14,000 MB/s

7,300 MB/s

Sequential write

11,600 MB/s

6,600 MB/s

Controller

Phison E26

WD G2

DRAM cache

Yes

Warranty

5 years

PS5 compatible

Yes

FAQ

Sabrent Rocket 5 vs WD_BLACK SN850X — common questions

Which is cheaper per TB, Sabrent Rocket 5 or WD_BLACK SN850X?

As of July 27, 2026, the WD_BLACK SN850X family offers the better $/TB: its best configuration is $133.75/TB versus $175.00/TB for the Sabrent Rocket 5. The exact winner varies by capacity — see the capacity table for per-size pricing.

Which capacity of the Sabrent Rocket 5 or WD_BLACK SN850X should I buy?

2 TB is the sweet spot for most builds: better $/TB than 1 TB and better availability than 4 TB+ during the 2026 NAND shortage. Check the capacity table above — the per-TB winner can flip between capacities.

Are the Sabrent Rocket 5 and WD_BLACK SN850X PS5 compatible?

Both families are PCIe NVMe M.2 2280 and work in the PS5 expansion slot. The PS5 caps sustained speeds at ~5,500 MB/s, so pick on price, not peak speed, and add a heatsink.