DatacenterDisk

HGST Ultrastar vs Seagate IronWolf

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

+ Add driveShare comparison
Our Recommendation
👑
HGST Ultrastar He10 10TB SATA NAS

HGST Ultrastar He10 10TB SATA NAS wins on both price ($47.45/TB) and warranty (5 years).

Best $/TB: HGST
Best Warranty: HGST
Best for RAID: Seagate
Full Specification Comparison
Spec
HGST
Ultrastar He10 10TB SATA NAS
$47.45/TB
Seagate
IronWolf 10TB NAS ST10000VN0004
$58.15/TB
Brand
HGST
Seagate
Model
Ultrastar He10 10TB SATA NAS
IronWolf 10TB NAS ST10000VN0004
Series
Ultrastar He
IronWolf
Part Number
HUH721010ALE600
ST10000VN0004
$/TB
👑$47.45
$58.15
Price
$474.45
$581.45
Condition
New
New
Capacity
10TB
10TB
Interface
SATA-6G
SATA-6G
Form Factor
3.5"
3.5"
Drive Type
HDD
HDD
Recording Tech
CMR
CMR
RPM
7,200
7,200
Cache
—
256MB
Sector Size
512e
—
Workload Rating
—
180TB/yr
DWPD
N/A
N/A
Warranty
👑5 years
3 years
Workload Tier
nearline
nas
In Stock
✓ In Stock
✓ In Stock
Buy
Buy on Amazon →
Buy on Amazon →
Workload Fit
Workload
HGST
Seagate
NAS Storage
●●●
●●●
Backup Target
●●●
●●●
OLTP Database
●
●
Cold Archive
●●
●●
Virtualization
●
●
AI/ML Storage
●
●
Buying Recommendation
Choose HGST Ultrastar He10 10TB SATA NAS if:
  • ✓ You need maximum storage per dollar
  • ✓ You need 5-year warranty coverage for production
  • ✓ You need new-with-warranty for compliance or budgeting
Buy HGST →
Choose Seagate IronWolf 10TB NAS ST10000VN0004 if:
  • ✓ You're building a RAID array and need guaranteed CMR compatibility
  • ✓ You need new-with-warranty for compliance or budgeting
Buy Seagate →

Frequently Asked Questions

HGST Ultrastar offers better value at $47.45/TB vs $58.15/TB - a 18% 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.

HGST Ultrastar carries a longer 5-year warranty vs 3 years for Seagate IronWolf. Longer warranty typically correlates with manufacturer confidence in reliability.

HGST Ultrastar 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.

HGST Ultrastar vs Seagate IronWolf - Comparison | DatacenterDisk