CT4000T705SSD3 vs SB-RKT5-4TB
SSD head-to-head - specs, value and live price side by side.
Verdict
These are comparable SSDs. The SB-RKT5-4TB 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
CT4000T705SSD3
$160.00
SB-RKT5-4TB
$280.80
Endurance (TBW)
CT4000T705SSD3
2,400 TB
SB-RKT5-4TB
3,000 TB
Price history
CA · cheapest per day
CT4000T705SSD3 C$1,294
SB-RKT5-4TB C$900
zoomed ·
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| CT4000T705SSD3 | SB-RKT5-4TB | |
|---|---|---|
| Capacity | 4 TB | 4 TB |
| Form factor | M.2 | M.2 |
| Interface | NVMe | NVMe |
| NAND type | TLC | TLC |
| Endurance (TBW) | 2,400 TB | 3,000 TB |
| DWPD | - | - |
| DRAM cache | Yes | Yes |
| Power-loss protection | No | No |
| Sustained write | - | - |
| Cost / TBW | $0.267 | $0.374 |
| Price / TB | $160.00 | $280.80 |
| Buy |
C$1,294
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No CA 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.
CT4000T705SSD3
No Backblaze failure data for this model.
SB-RKT5-4TB
No Backblaze failure data for this model.