Product comparison · 2 internal hard drives

Dell 400-20556 internal hard drive vs Lenovo 81Y9814 internal hard drive

7specifications compared
4differ
3identical
1known for one product only

Key differences

The Lenovo 81Y9814 internal hard drive has 1" more HDD size than the Dell 400-20556 internal hard drive (3.5" vs 2.5"). HDD capacity: 160 GB on the Dell 400-20556 internal hard drive, 3 TB on the Lenovo 81Y9814 internal hard drive. Interface: Serial ATA on the Dell 400-20556 internal hard drive, Serial ATA III on the Lenovo 81Y9814 internal hard drive. Operating voltage: 5 V on the Dell 400-20556 internal hard drive, 5 / 12 V on the Lenovo 81Y9814 internal hard drive.

HDD capacity
- 400-20556 internal hard drive:160 GB
- 81Y9814 internal hard drive:3 TB
HDD size
- 400-20556 internal hard drive:2.5"
- 81Y9814 internal hard drive:3.5"
Interface
- 400-20556 internal hard drive:Serial ATA
- 81Y9814 internal hard drive:Serial ATA III
Operating voltage
- 400-20556 internal hard drive:5 V
- 81Y9814 internal hard drive:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 400-20556, 81Y9814
8 specifications	A Dell 400-20556 internal hard drive Model 400-20556 View product	B Lenovo 81Y9814 internal hard drive Model 81Y9814 View product
Features3 differ
HDD capacityDiffers	160 GB	3 TB
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA III
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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