Compatible Docks for the Latitude 3440
The Latitude 3440 supports docks that use DisplayPort Alt Mode over USB-C for video, and USB-C for data — but not Thunderbolt or USB4-specific docks.
Specifications
- USB-C port present
- Yes
- DisplayPort Alt Mode
- Yes
- USB-C Power Delivery input
- No
Worth knowing before you buy
- This laptop's USB-C Power Delivery input support is unverified — a dock's pass-through charging may not be confirmed to work even if its data/video features do.
Sources
- Dell Technologies — Latitude 3440 Spec Sheet — verified 8/19/2026
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