DatacenterDisk

MDD 22TB vs MDD 22TB

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

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Our Recommendation
👑
MDD 22TB SAS 12G 7200RPM Enterprise

MDD 22TB SAS 12G 7200RPM Enterprise wins on both price ($17.27/TB) and warranty (5 years).

Best $/TB: MDD
Best Warranty: MDD
Best for RAID: MDD
Full Specification Comparison
Spec
MDD
22TB SAS 12G 7200RPM Enterprise
$18.18/TB
MDD
22TB SAS 12G 7200RPM Enterprise
$17.27/TB
Brand
MDD
MDD
Model
22TB SAS 12G 7200RPM Enterprise
22TB SAS 12G 7200RPM Enterprise
Series
MDD Enterprise
MDD Enterprise
Part Number
MDD22TSAS25672E
MDD22TSAS25672E
$/TB
$18.18
👑$17.27
Price
$399.99
$379.99
Condition
New
New
Capacity
22TB
22TB
Interface
SAS-12G
SAS-12G
Form Factor
3.5"
3.5"
Drive Type
HDD
HDD
Recording Tech
CMR
CMR
RPM
7,200
7,200
Cache
256MB
256MB
Sector Size
512e
512e
Workload Rating
—
—
DWPD
N/A
N/A
Warranty
👑5 years
👑5 years
Workload Tier
nearline
nearline
In Stock
✓ In Stock
✓ In Stock
Buy
Buy on Amazon →
Buy on Amazon →
Workload Fit
Workload
MDD
MDD
NAS Storage
●●
●●
Backup Target
●●●
●●●
OLTP Database
●
●
Cold Archive
●●●
●●●
Virtualization
●
●
AI/ML Storage
●●
●●
Buying Recommendation
Choose MDD 22TB SAS 12G 7200RPM Enterprise if:
  • ✓ You need new-with-warranty for compliance or budgeting
  • ✓ You need high-density storage for bulk/archive workloads
Buy MDD →
Choose MDD 22TB SAS 12G 7200RPM Enterprise 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
  • ✓ You need new-with-warranty for compliance or budgeting
Buy MDD →

Frequently Asked Questions

MDD 22TB offers better value at $17.27/TB vs $18.18/TB - a 5% 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.

MDD 22TB is the better fit for NAS storage. It uses CMR recording which is safe for all RAID levels. SAS interface requires a SAS HBA or SAS-capable NAS.