DatacenterDisk

Acer 8TB vs WD WD_Black

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

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Our Recommendation
👑
Acer 8TB Predator GM7 4TB : 2280 x4 2.0

Acer 8TB Predator GM7 4TB : 2280 x4 2.0 wins on both price ($87.87/TB) and warranty (5 years).

Best $/TB: Acer
Best Warranty: WD
Best for RAID: Acer
Full Specification Comparison
Spec
Acer
8TB Predator GM7 4TB : 2280 x4 2.0
$87.87/TB
WD
WD_Black SN850X 8TB with Heatsink 2280 Up to
$141.86/TB
Brand
Acer
WD
Model
8TB Predator GM7 4TB : 2280 x4 2.0
WD_Black SN850X 8TB with Heatsink 2280 Up to
Series
—
—
Part Number
B0CHJG3ZSF
B0D9WTM2TH
$/TB
👑$87.87
$141.86
Price
$702.99
$1134.91
Condition
New
New
Capacity
8TB
8TB
Interface
NVMe-PCIe4
NVMe-PCIe4
Form Factor
M.2 2280
M.2 2280
Drive Type
PS5-SSD
PS5-SSD
Recording Tech
—
—
RPM
N/A (SSD)
N/A (SSD)
Cache
—
—
Sector Size
—
—
Workload Rating
—
—
DWPD
N/A
N/A
Warranty
👑5 years
👑5 years
Workload Tier
ps5
ps5
In Stock
✓ In Stock
✓ In Stock
Buy
Buy on Amazon →
Buy on Amazon →
Workload Fit
Workload
Acer
WD
NAS Storage
○
○
Backup Target
●
●
OLTP Database
●●●
●●●
Cold Archive
●●
●●
Virtualization
●●●
●●●
AI/ML Storage
●●●
●●●
Buying Recommendation
Choose Acer 8TB Predator GM7 4TB : 2280 x4 2.0 if:
  • ✓ You need maximum storage per dollar
  • ✓ You need new-with-warranty for compliance or budgeting
Buy Acer →
Choose WD WD_Black SN850X 8TB with Heatsink 2280 Up to if:
  • ✓ You need 5-year warranty coverage for production
  • ✓ You need new-with-warranty for compliance or budgeting
Buy WD →

Frequently Asked Questions

Acer 8TB offers better value at $87.87/TB vs $141.86/TB - a 38% 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.

Acer 8TB is the better fit for NAS storage.