DatacenterDisk

Dell 1.2TB vs Dell 1.2TB

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

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Our Recommendation
👑
Dell 1.2TB 2.5 10K SAS 12G

Dell 1.2TB 2.5 10K SAS 12G offers the best value at $33.33/TB. Available new with manufacturer warranty.

Best $/TB: Dell
Best Warranty: Dell
Best for RAID: Dell
Full Specification Comparison
Spec
Dell
1.2TB 2.5 10K SAS 12G
$33.33/TB
Dell
1.2TB 2.5 10K SAS 12G
$33.33/TB
Brand
Dell
Dell
Model
1.2TB 2.5 10K SAS 12G
1.2TB 2.5 10K SAS 12G
Series
PowerEdge OEM
PowerEdge OEM
Part Number
89D42
89D42
$/TB
👑$33.33
👑$33.33
Price
$40.00
$40.00
Condition
New
New
Capacity
1.2TB
1.2TB
Interface
SAS-12G
SAS-12G
Form Factor
2.5"
2.5"
Drive Type
HDD
HDD
Recording Tech
CMR
CMR
RPM
10,000
10,000
Cache
—
—
Sector Size
512e
512e
Workload Rating
—
—
DWPD
N/A
N/A
Warranty
—
—
Workload Tier
oltp
oltp
In Stock
✓ In Stock
✓ In Stock
Buy
Buy on Amazon →
Buy on Amazon →
Workload Fit
Workload
Dell
Dell
NAS Storage
●●●
●●●
Backup Target
●●●
●●●
OLTP Database
●●
●●
Cold Archive
●
●
Virtualization
●●
●●
AI/ML Storage
●
●
Buying Recommendation
Choose Dell 1.2TB 2.5 10K SAS 12G if:
  • ✓ You need maximum storage per dollar
  • ✓ You're building a RAID array and need guaranteed CMR compatibility
Buy Dell →
Choose Dell 1.2TB 2.5 10K SAS 12G if:
  • ✓ You need maximum storage per dollar
  • ✓ You're building a RAID array and need guaranteed CMR compatibility
Buy Dell →

Frequently Asked Questions

Dell 1.2TB offers better value at $33.33/TB vs $33.33/TB - a 0% 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 similar warranty terms and are built for enterprise operation. Check brand-specific AFR data and Backblaze drive stats for real-world failure rate comparisons.

Dell 1.2TB 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.