SB-RKT5-4TB vs SFYRD/4000G
SSD head-to-head - specs, value and live price side by side.
Verdict
These are comparable SSDs. The SFYRD/4000G is rated for the most write endurance, so it lasts longest in a NAS that sees steady writes; for light use any is fine and price decides.
Value at a glance
Price / TB
SB-RKT5-4TB
$280.80
SFYRD/4000G
$264.05
Endurance (TBW)
SB-RKT5-4TB
3,000 TB
SFYRD/4000G
4,000 TB
Price history
DE · cheapest per day
SB-RKT5-4TB €1,040
SFYRD/4000G €664
zoomed ·
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| SB-RKT5-4TB | SFYRD/4000G | |
|---|---|---|
| Capacity | 4 TB | 4 TB |
| Form factor | M.2 | M.2 |
| Interface | NVMe | NVMe |
| NAND type | TLC | TLC |
| Endurance (TBW) | 3,000 TB | 4,000 TB |
| DWPD | - | - |
| DRAM cache | Yes | Yes |
| Power-loss protection | No | No |
| Sustained write | - | - |
| Cost / TBW | $0.374 | $0.264 |
| Price / TB | $280.80 | $264.05 |
| Buy |
€1,040
View at Amazon →
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No DE price yet |
Highlighted cells mark the stronger spec for a NAS build. Failure rates from Backblaze Drive Stats where available; $/TB uses the cheapest live price. Buy links are Amazon affiliate.
SB-RKT5-4TB
No Backblaze failure data for this model.
SFYRD/4000G
No Backblaze failure data for this model.