MG10ACA20TE vs WD202KRYZ
NAS drive head-to-head - specs, value and live price side by side.
Verdict
These are closely matched NAS drives of the same capacity - decide on price and warranty. Check the live $/TB above.
Value at a glance
Capacity
MG10ACA20TE
20 TB
WD202KRYZ
20 TB
Noise (idle)
MG10ACA20TE
20 dB
WD202KRYZ
20 dB
Price history
US · cheapest per day
MG10ACA20TE $1,089
WD202KRYZ $729
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| MG10ACA20TE | WD202KRYZ | |
|---|---|---|
| Capacity | 20 TB | 20 TB |
| Recording tech | CMR | CMR |
| RAID / NAS safe | Yes | Yes |
| Class | Enterprise | Enterprise |
| Spindle speed | 7200 RPM | 7200 RPM |
| Cache | 512 MB | 512 MB |
| Noise (idle) | 20 dB | 20 dB |
| Fill | Helium | Helium |
| Interface | SATA | SATA |
| Failure rate (AFR) | 0.79% | - |
| Price / TB | $46.76 | - |
| Buy |
$1,089
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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.
MG10ACA20TE
0.79% AFR vs 1.41% fleet avg
95% CI 0.69-0.91%
25,270 drives · ~25,546 drive-years · 202 failures · Backblaze lifetime Q2 2026
5yr warranty · 550 TB/yr rated · 2,500,000h MTBF
WD202KRYZ
No Backblaze failure data for this model.
5yr warranty · 550 TB/yr rated · 2,500,000h MTBF