Product comparison · 2 laptop docks & port replicators

Dell SD25 Wired USB 3.2 Gen 2 (3.1 Gen 2) Type-C Black vs Dell SD25TB4 Wired Thunderbolt 4 Black

43specifications compared
4differ
39identical
4known for one product only

Key differences

HD type
- SD25 Wired USB 3.2 Gen 2 (3.1 Gen 2) Type-C Black:6K Ultra HD
- SD25TB4 Wired Thunderbolt 4 Black:8K Ultra HD
Maximum digital resolution
- SD25 Wired USB 3.2 Gen 2 (3.1 Gen 2) Type-C Black:6144 x 3456 pixels
- SD25TB4 Wired Thunderbolt 4 Black:7680 x 4320 pixels
Weight
- SD25 Wired USB 3.2 Gen 2 (3.1 Gen 2) Type-C Black:562 g
- SD25TB4 Wired Thunderbolt 4 Black:579 g

Side by side

Differences highlightedShow differences only

Comparison of SD25, SD25TB4
47 specifications	A Dell SD25 Wired USB 3.2 Gen 2 (3.1 Gen 2) Type-C Black Model SD25 View product	B Dell SD25TB4 Wired Thunderbolt 4 Black Model SD25TB4 View product
Ports & interfaces1 differ
Host interfaceDiffers	USB 3.2 Gen 2 (3.1 Gen 2) Type-C	Thunderbolt 4
Thunderbolt 4 ports quantityKnown for one	Unknown — not stated by the source	2
Headphone outputsKnown for one	Unknown — not stated by the source	0
Performance2 differ
HD typeDiffers	6K Ultra HD	8K Ultra HD
Maximum digital resolutionDiffers	6144 x 3456 pixels	7680 x 4320 pixels
Maximum refresh rateKnown for one	60 Hz	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	562 g	579 g
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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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