Best NAS hard drives
Drives suitable for 24×7 multi-bay NAS, ranked by WorthaByte's NAS-Safe Score. Every drive here uses CMR recording — never rebuild-stalling SMR — and scores 70+ across vendor NAS endorsement, RV sensors, rated workload, MTBF, and warranty.
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- Seagate IronWolf Pro 20TBSeagate · ST20000NT001 · 20TB · NAS · CMR · NewNAS-Safe· 100Good pricefor this drive· 71
- Seagate IronWolf Pro 16TBSeagate · ST16000NT001 · 16TB · NAS · CMR · NewNAS-Safe· 100Average pricefor this drive· 56
- WD Red Pro 22TBWestern Digital · WD221KFGX · 22TB · NAS · CMR · NewNAS-Safe· 100Good pricefor this drive· 75
- Seagate IronWolf Pro 24TBSeagate · ST24000NT002 · 24TB · NAS · CMR · Certified RefurbishedNAS-Safe· 95Good pricefor this drive· 63
- Seagate IronWolf Pro 28TBSeagate · ST28000NT000 · 28TB · NAS · CMR · Open boxNAS-Safe· 95Good pricefor this drive· 75
- Seagate IronWolf 12TBSeagate · ST12000VN0008 · 12TB · NAS · CMR · NewNAS-Safe· 93Good pricefor this drive· 75
- Toshiba N300 PRO 16TBToshiba · HDWG51GXZSTB · 16TB · NAS · CMR · NewNAS-Safe· 92Average pricefor this drive· 50
- Seagate IronWolf 4TBSeagate · ST4000VN006 · 4TB · NAS · CMR · Open boxNAS-Safe· 90Excellent pricefor this drive· 83
- Seagate Exos 22TB (ST22000NM000C)Seagate · ST22000NM000C · 22TB · ENTERPRISE · CMR · NewNAS-Safe· 85Excellent pricefor this drive· 90
- Seagate Exos 7E8 8TB (ST8000NM0185)Seagate · ST8000NM0185 · 8TB · ENTERPRISE · CMR · Seller RefurbishedNAS-Safe· 85Expensivefor this drive· 18
- Seagate Exos X24 24TB (ST24000NM000H)Seagate · ST24000NM000H · 24TB · ENTERPRISE · CMR · Certified RefurbishedNAS-Safe· 85Expensivefor this drive· 15
- Seagate Exos 2X14 14TB (ST14000NM0001)Seagate · ST14000NM0001 · 14TB · ENTERPRISE · CMR · Open boxNAS-Safe· 85Excellent pricefor this drive· 90
- Seagate Exos 7E8 8TB (ST8000NM010A)Seagate · ST8000NM010A · 8TB · ENTERPRISE · CMR · NewNAS-Safe· 85Excellent pricefor this drive· 92
- WD Ultrastar DC HC550 18TBWestern Digital · WUH721818ALE6L4 · 18TB · ENTERPRISE · CMR · NewNAS-Safe· 85Excellent pricefor this drive· 83
- Seagate Exos 24TB (ST24000NM000C)Seagate · ST24000NM000C · 24TB · ENTERPRISE · CMR · Open boxNAS-Safe· 85Good pricefor this drive· 60
- Seagate Exos 20TB (ST20000NM002C)Seagate · ST20000NM002C · 20TB · ENTERPRISE · CMR · Open boxNAS-Safe· 85Average pricefor this drive· 50
- Seagate Exos X16 12TB (ST12000NM006J)Seagate · ST12000NM006J · 12TB · ENTERPRISE · CMR · Open boxNAS-Safe· 85Average pricefor this drive· 50
- Seagate Exos 7E8 2TB (ST2000NM0055)Seagate · ST2000NM0055 · 2TB · ENTERPRISE · CMR · NewNAS-Safe· 85Good pricefor this drive· 75
- Seagate Exos 7E10 8TB (ST8000NM023B)Seagate · ST8000NM023B · 8TB · ENTERPRISE · CMR · NewNAS-Safe· 85Average pricefor this drive· 50
- WD Ultrastar DC HC560 20TBWestern Digital · WUH722020BLE6L4 · 20TB · ENTERPRISE · CMR · NewNAS-Safe· 85Good pricefor this drive· 60
- Seagate SkyHawk AI 16TBSeagate · ST16000VE004 · 16TB · SURVEILLANCE · CMR · NewNAS-Safe· 80Good pricefor this drive· 60
- Seagate SkyHawk AI 10TBSeagate · ST10000VE001 · 10TB · SURVEILLANCE · CMR · NewNAS-Safe· 80Expensivefor this drive· 17
- Seagate SkyHawk AI 12TBSeagate · ST12000VE003 · 12TB · SURVEILLANCE · CMRNAS-Safe· 80Average pricefor this drive· 54
- Toshiba MG09 18TBToshiba · MG09ACA18TE · 18TB · ENTERPRISE · CMR · NewNAS-Safe· 80Good pricefor this drive· 75
- WD Red Plus 8TB (WD80EFPX)Western Digital · WD80EFPX · 8TB · NAS · CMR · NewNAS-Safe· 78Excellent pricefor this drive· 83
- Seagate SkyHawk 8TBSeagate · ST8000VX010 · 8TB · SURVEILLANCE · CMR · NewNAS-Safe· 78Good pricefor this drive· 75
- WD Red Plus 10TBWestern Digital · WD100EFGX · 10TB · NAS · CMR · NewNAS-Safe· 78Average pricefor this drive· 44
- WD Red Plus 2TBWestern Digital · WD20EFPX · 2TB · NAS · CMR · NewNAS-Safe· 78Excellent pricefor this drive· 88
- WD Red Plus 12TBWestern Digital · WD120EFBX · 12TB · NAS · CMR · NewNAS-Safe· 78Average pricefor this drive· 44
NAS-Safe Score reflects suitability for continuous multi-bay NAS use, not raw speed. A high score is not a guarantee — always confirm drive condition and your NAS vendor's compatibility list before buying.