External Monitors
How Many Monitors Can the Dell XPS 13 9340 Support?
The short answer
The XPS 13 9340 supports up to 3 external displays simultaneously.
Last verified 10/6/2026 · Sources: Dell Technologies, Dell
Specifications
- Max simultaneous external displays
- 3
- Video outputs
- usb-c-dp-alt-mode
Details
Via usb c dp alt mode (Thunderbolt 4): up to 3 displays.
Conditions
- Dell: 3 external displays with the laptop display enabled, 4 with it disabled.
- Dell: three 4K displays with the internal display on; four 4K, one 5K or one 8K display with it off.
Worth knowing before you buy
- Reaching the maximum simultaneous display count may depend on which ports are used together and the cable/adapter's own bandwidth — mixing connector types can behave differently than using a single port type.
Sources
- Dell Technologies — XPS 13 9340 Owner's Manual (Dell Support) — verified 10/6/2026
- Dell — XPS 13 9340 Owner's Manual — memory — verified 9/28/2026
- Dell — XPS 13 9340 Owner's Manual — external ports — verified 9/28/2026
- Dell — XPS 13 9340 Owner's Manual — display support — verified 9/28/2026
- Dell — XPS 13 9340 Owner's Manual — power adapter — verified 9/28/2026
Found an incorrect spec? Report it.