DatacenterDisk

Seagate SkyHawk vs WD Ultrastar

Side-by-side spec and price comparison. Live data from Amazon US.

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Our Recommendation
👑
WD Ultrastar 24TB SATA WUH722424ALE604

WD Ultrastar 24TB SATA WUH722424ALE604 wins on both price ($28.71/TB) and warranty (5 years).

Best $/TB: WD
Best Warranty: WD
Best for RAID: WD
Full Specification Comparison
Spec
Seagate
SkyHawk AI 24TB ST24000VE002
$35.83/TB
WD
Ultrastar 24TB SATA WUH722424ALE604
$28.71/TB
Brand
Seagate
WD
Model
SkyHawk AI 24TB ST24000VE002
Ultrastar 24TB SATA WUH722424ALE604
Series
SkyHawk AI
Ultrastar HC580
Part Number
ST24000VE002
WUH722424ALE604
$/TB
$35.83
👑$28.71
Price
$859.99
$689.00
Condition
New
Refurb
Capacity
24TB
24TB
Interface
SATA-6G
SATA-6G
Form Factor
3.5"
3.5"
Drive Type
HDD
HDD
Recording Tech
CMR
CMR
RPM
N/A (SSD)
7,200
Cache
512MB
512MB
Sector Size
—
512e
Workload Rating
👑550TB/yr
👑550TB/yr
DWPD
N/A
N/A
Warranty
👑5 years
👑5 years
Workload Tier
—
nearline
In Stock
Check
✓ In Stock
Buy
Buy on Amazon →
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Workload Fit
Workload
Seagate
WD
NAS Storage
●●●
●●●
Backup Target
●●●
●●●
OLTP Database
●
●
Cold Archive
●●●
●●●
Virtualization
●
●
AI/ML Storage
●●
●●
Buying Recommendation
Choose Seagate SkyHawk AI 24TB ST24000VE002 if:
  • ✓ Your server runs 24/7 under heavy sustained load
  • ✓ You need new-with-warranty for compliance or budgeting
  • ✓ You need high-density storage for bulk/archive workloads
Buy Seagate →
Choose WD Ultrastar 24TB SATA WUH722424ALE604 if:
  • ✓ You need maximum storage per dollar
  • ✓ You need 5-year warranty coverage for production
  • ✓ You're building a RAID array and need guaranteed CMR compatibility
  • ✓ Your server runs 24/7 under heavy sustained load
Buy WD →

Frequently Asked Questions

WD Ultrastar offers better value at $28.71/TB vs $35.83/TB - a 20% price difference. Factor in warranty length and workload rating when the price gap is small.

Mixing drives of different models in RAID is not recommended even if capacities match. Different firmware, error handling and seek patterns can cause rebuild issues. Use identical drives within the same RAID group for reliable operation.

Both drives carry 5-year warranties and are built for enterprise operation. Check brand-specific AFR data and Backblaze drive stats for real-world failure rate comparisons.

Seagate SkyHawk is the better fit for NAS storage. It uses CMR recording which is safe for all RAID levels. SATA interface is compatible with all NAS platforms including Synology, QNAP and TrueNAS.