Head to head · 2 products

1 TB 3.5" vs 100GB HDD

Verified specs side by side. The green tick marks the better value on each measurable row.

Comparing 2 products
1 TB 3.5"
1 TB 3.5"—Score pending
Check priceat eBay
Check price
100GB HDD
100GB HDD—Score pending
Check priceat eBay
Check price
The short verdict

Scores pending

We haven’t scored these yet. Use the measured differences and full specs below.

1 TB 3.5"
—
100GB HDD
—
Choose the 100GB HDD if
  • Lighter in the hand (100 vs 615 g)
  • Cheaper today ($25 vs $49.99)
Check price at eBay →
At a glance

Key differences

Measured differences only. Ties and tiny gaps are left out.
Why pick the1 TB 3.5"0 wins
No measured advantages in our spec data. Check the full specs below.
Check priceBest price · eBay · check the store for today’s priceCheck price at eBay ↗
Why pick the100GB HDD2 wins
−515 gLighter in the hand100 vs 615 g
−$24.99Cheaper today$25 vs $49.99
Check priceBest price · eBay · check the store for today’s priceCheck price at eBay ↗
Full specs

Side-by-side specifications

Battery & charging1 difference
Operating voltage
5 / 12 V
5 V
Design4 differences
Weight
615 g
100 g
Depth
147 mm
100.2 mm
Height
26.1 mm
9.5 mm
Width
101.8 mm
69.8 mm
General6 differences
Capacity
1 TB
100 GB
HDD capacity
1 TB
100 GB
HDD size
3.5"
2.5"
HDD speed
5900 RPM
5400 RPM
Interface
Serial ATA III
Ultra-ATA/100
Manufacturer Sku
ST31000424CS
ST9100824A

Specs verified against manufacturer data. Prices in USD before tax; we may earn a commission from qualifying purchases.

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