DatacenterDisk

Seagate IronWolf vs WD WD

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

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Our Recommendation
👑
Seagate IronWolf 8TB NAS ST8000VNZ04

Seagate IronWolf 8TB NAS ST8000VNZ04 offers the best value at $38.75/TB. Available new with manufacturer warranty.

Best $/TB: Seagate
Best Warranty: Seagate
Best for RAID: Seagate
Full Specification Comparison
Spec
Seagate
IronWolf 8TB NAS ST8000VNZ04
$38.75/TB
WD
WD Red Plus 8TB WD80EFBX
$56.25/TB
Brand
Seagate
WD
Model
IronWolf 8TB NAS ST8000VNZ04
WD Red Plus 8TB WD80EFBX
Series
IronWolf
WD Red Plus
Part Number
ST8000VNZ04
WD80EFBX
$/TB
👑$38.75
$56.25
Price
$309.99
$450.00
Condition
New
New
Capacity
8TB
8TB
Interface
SATA-6G
SATA-6G
Form Factor
3.5"
3.5"
Drive Type
HDD
HDD
Recording Tech
CMR
CMR
RPM
7,200
N/A (SSD)
Cache
256MB
—
Sector Size
—
—
Workload Rating
180TB/yr
—
DWPD
N/A
N/A
Warranty
3 years
—
Workload Tier
nas
—
In Stock
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Workload Fit
Workload
Seagate
WD
NAS Storage
●●●
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Backup Target
●●●
●●●
OLTP Database
●
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Cold Archive
●●
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Virtualization
●
●
AI/ML Storage
●
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Buying Recommendation
Choose Seagate IronWolf 8TB NAS ST8000VNZ04 if:
  • ✓ You need maximum storage per dollar
  • ✓ You need 3-year warranty coverage for production
  • ✓ You're building a RAID array and need guaranteed CMR compatibility
  • ✓ You need new-with-warranty for compliance or budgeting
Buy Seagate →
Choose WD WD Red Plus 8TB WD80EFBX if:
  • ✓ You need new-with-warranty for compliance or budgeting
Buy WD →

Frequently Asked Questions

Seagate IronWolf offers better value at $38.75/TB vs $56.25/TB - a 31% 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.

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

Seagate IronWolf 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.